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The COP16 biodiversity summit came to an abrupt halt after countries failed to reach consensus on the creation of a new fund during a mammoth 10-hour final plenary session.

Countries debated through the night on Friday in Cali, Colombia, in an attempt to get through the many items on COP16’s agenda.

But, as the talks dragged on into Saturday morning, a large number of developing-country delegates were forced to catch flights home, leaving parties without the “quorum” needed to reach consensus on key issues.

Countries did manage to find consensus on a new benefit-sharing mechanism for genetic resources – known as the “Cali fund” – after lengthy discussions and last-minute text changes put forward by India to protect sovereign rights.

Nations also agreed to a new permanent body for Indigenous peoples, which will allow them to advise and offer their view at biodiversity COPs directly for the first time.

However, the thorny issue of setting up a new fund under the COP – and the final agenda item on a new framework for monitoring countries’ progress on tackling biodiversity loss – will need to be revisited at intersessional meetings next year.

Talks were overshadowed by a lack of progress on implementing the Kunming-Montreal Global Biodiversity Framework, the landmark “Paris Agreement for nature” deal made at COP15 in Montreal in 2022.

A joint investigation by Carbon Brief and the Guardian revealed just before the summit opened that the vast majority of countries missed a deadline to set out new plans for how they will meet the targets of the framework ahead of COP16.

By the summit’s end, just 44 out of 196 parties – 22% – had come up with new biodiversity plans.

Some megadiverse nations and major economies said they did not have the time needed to put plans in place, while developing countries said they were not provided with the funding required to produce new pledges.

Below, Carbon Brief has an in-depth summary and analysis of all of the key outcomes of COP16.

Formal negotiations

National biodiversity pledges (NBSAPs) and global review

NBSAPs

COP16 was the first biodiversity summit since nations signed a landmark agreement in late 2022 called the Kunming-Montreal Global Biodiversity Framework (GBF), which aims to halt and reverse nature loss by 2030. It is often described as the “Paris Agreement for nature”.

As part of the GBF and its underlying documents, countries agreed to submit new national biodiversity pledges, known as national biodiversity strategies and action plans (NBSAPs) “by” COP16, which began on 21 October.

The new NBSAPs were meant to outline how countries will implement the goals and targets of the GBF within their borders.

As such, the publishing of new NBSAPs was viewed by many as a key test of whether countries are taking action to ensure biodiversity loss is reversed by 2030.

For the past year, Carbon Brief has been closely tracking the release of new NBSAPs. A handful of European nations, including Spain, Ireland and France, were the first to release new NBSAPs in 2023 and early 2024.

In the months leading up to COP16, progress was slow. In September, just one month before COP16, only 19 parties out of 196 had released new NBSAPs.

Just ahead of the summit in October, Carbon Brief co-published an investigation with the Guardian finding that 85% of nations – 170 out of 196 parties – were set to miss the deadline to release new NBSAPs by COP16.

This included 12 of the 17 “megadiverse countries”, which together provide a home to 70% of the world’s biodiversity. (The US is a megadiverse country, but is not party to the CBD.)

Carbon Brief and the Guardian spoke to several major economies and megadiverse nations about why they were unable to meet the deadline.

Megadiverse nations Brazil and Colombia said the timeframe given to produce new NBSAPs was not long enough to properly consult all the relevant stakeholders and Indigenous groups; India referenced difficulties translating the targets to a local context; and the UK blamed multiple changes in power, both in Scotland and at the national level.

Elsewhere, many developing nations said that a lack of timely funding available from the Global Environment Facility (GEF), a major multilateral environmental fund, had prevented them from being able to produce new NBSAPs.

Several parties published new NBSAPs during the summit itself – just after the deadline. This included COP16 host Colombia, as well as Germany, Iran, Venezuela, Peru, India, Thailand, Tanzania, Vietnam, Argentina and the Netherlands.

By the summit’s end on 2 November, 44 out of 196 parties had produced new NBSAPs.

Countries with new national biodiversity strategies and action plans (NBSAPs) as of 1 November.
Countries with new national biodiversity strategies and action plans (NBSAPs) as of 1 November. Data source: UN Convention on Biological Diversity. Map by Joe Goodman and Kerry Cleaver for Carbon Brief

According to the GBF and its underlying documents, countries that were “not in a position” to meet the deadline to submit NBSAPs ahead of COP16 were requested to instead submit national targets.

These submissions simply list biodiversity targets that countries will aim for without an accompanying plan for how they will be achieved.

By the end of the summit, some 119 parties had produced national targets.

This included many developing nations. Bernadette Fischler Hooper, global advocacy lead at WWF, told Carbon Brief that this demonstrated the willingness of developing countries to implement the targets of the GBF, despite not having the funds required to produce NBSAPs.

One of the major tasks for negotiators in Cali was to decide how to move forward after the majority of countries failed to produce new NBSAPs ahead of the talks.

Daisy Dunne in X/Twitter (@daisydunnesci):

At the end of the summit, a new decision text on NBSAPs was adopted.

The text “urges” countries that have not yet done so to release new NBSAPs “as soon as possible”. (In UN language terms, “urges” is stronger than “invites” or “encourages”, but not as strong as “requests” or “instructs”.)

Section 3 Ragout

Carbon Brief understands that, during the negotiations for the text, the UK put forward the idea of putting in a timeframe of “as soon as possible and no later than October 2025”.

(October 2025 is the date of the next Subsidiary Body on Scientific, Technical and Technological Advice (SBSTTA) meeting.)

However, “the room did not seem taken” by the UK’s proposal, according to an insider, with many parties having the view that “as soon as possible” should be interpreted as meaning immediately.

Fischler Hooper told Carbon Brief that she had hoped to see the language say “as soon as possible, but no later than the end of 2025”, adding:

“Generally, having a clear deadline is good to keep countries to account. ‘As soon as possible’ is commonly understood as ‘really really soon’ and we can only hope that parties see it that way too.”

In acknowledgement of developing countries’ difficulties in producing new NBSAPs, the text also “requests” the GEF to “provide timely support to all eligible parties, aligned with national circumstances and needs, upon request, to enable them to” release new NBSAPs.

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Global review

The GBF and its underlying documents also set out a plan for how countries’ biodiversity plans should be reviewed and monitored.

According to these documents, parties must submit national reports containing agreed headline indicators in 2026 and 2029. (See: Monitoring framework.)

At COP16 and “subsequent COPs”, a global analysis of “NBSAPs, including national targets” should be conducted to assess progress towards achieving the GBF.

A “global review” should then be held, section J of the GBF says. This is an element that observers believe could be key for implementation. The underlying document says this global review should take place at COP17 in 2026 and COP19 in 2028.

Section J

After global reviews, there will be “voluntary peer reviews”, according to the GBF, after which countries “may take the outcome of the global reviews into account in future revisions and implementation of their” NBSAPs and national targets.

In Cali, negotiators were tasked with hammering out the finer details of how this reviewing process should work.

At the end of COP, they adopted a new text deciding on the details for the global review at COP17 and COP19.

The text “decides” that the global review “will culminate in a decision or decisions by the COPs, including any recommendations, as necessary, to identify and address challenges in collective progress in implementation, including on the means of implementation”.

It specifies that the global review “should be focused on assessing collective progress

and that the review will be undertaken in a facilitative, non-intrusive and non-punitive manner”. It adds that the review should be a “party-driven process”.

The text also says the global review should draw on national reports, advice from subsidiary bodies and a “global report” on the “collective progress” of countries in meeting biodiversity goals.

This global report will “draw upon data and information provided by parties and the best available peer-reviewed scientific, technical and technological information, as well as traditional knowledge given access to with the free, prior, informed consent of Indigenous people and local communities”.

The text does not clearly state how countries will need to respond to the global review, beyond “recalling” the decision under the GBF that countries “may” revise their NBSAPs in response.

One observer who followed the negotiations closely described the omission of any kind of follow up to the global review as a “main concern”, telling Carbon Brief:

“Parties must be much clearer about what they will do in response to the outcomes of the global review.”

The observer added that the final text “significantly reduced the number of inputs into the global review”, leaving little room for civil society to voice their concerns.

In addition, the global review text lacks any mention of “high-level political oversight”, which could have helped with engaging countries on implementation, the observer added.

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Finance

Finance was the headline “fight” of COP16, with deep divisions between developed and developing countries.

Just before 8:30am on Saturday morning, countries reached a stalemate on establishing a brand-new global biodiversity fund under the COP’s governance, which had been a key demand of developing countries.

As a requested check revealed that the COP no longer achieved quorum, discussions on the contours and governance of this fund will resume at a reconvening of COP16, likely to happen in tandem with next year’s intersessional talks.

The draft decision text published by the COP16 Colombian presidency in the early hours of Satuday morning that proposed establishing a new global biodiversity fund. The text could not be passed without a quorum. Source: UN CBD (2024)
The draft decision text published by the COP16 Colombian presidency in the early hours of Satuday morning that proposed establishing a new global biodiversity fund. The text could not be passed without a quorum. Source: UN CBD (2024)

While the failure to establish a new catch-all fund disappointed developing countries, the Colombian presidency attempted a last-minute push to have the fund established. The draft decision text issued at 3:30 am also included one of the presidency’s key priorities for the conference – the recognition of existing high debt burdens. This was despite pushback from debtor countries, such as China.

The final draft decision text on resource mobilisation “takes note of” efforts to accelerate international financial sector reform and calls for a review of how the global debt crisis is impacting biodiversity action.

​Reacting to the final text, Oscar Soria of the Common Initiative, said:

“Mobilising sufficient finance to achieve biodiversity goals has been a major issue for 30 years now. We saw insufficient leadership from wealthier countries: the EU and France in particular, Canada, Switzerland, Japan, the UK, but also China. The Colombian presidency was pushing for important topics to be included in conversations, such as sovereign debt, and put forward a rather exhaustive list of ways to explore biodiversity finance. [But] the state of distrust between developing and developed countries, and choices made by minister Muhamad in how she organised the process, made the negotiations very challenging in the last hours.”

Lim Li Ching of the Third World Network told Carbon Brief:

“The [global] north gets to keep the status quo. The [global south] gets a process.”

The Cali talks were a litmus test for whether and how countries had met their commitments to fund the GBF’s ambitious goals: to mobilise “at least $200bn per year” for biodiversity conservation by 2030 from “all sources”– domestic, international, public and private.

Of this, developed countries – along with others that “voluntarily assume” their obligations – are expected to “substantially and progressively increase” their international finance flows for nature “to at least $20bn per year by 2025, and to at least $30bn per year by 2030”, the GBF text states.

Two years ago, a finance package was rapidly gavelled through as part of the COP15 deal by the Chinese presidency, despite protest from developing countries. (See: Carbon Brief’s in-depth summary of COP15’s key outcomes.)

This ending was still fresh in countries’ minds from day one of the summit, when conversations around resource mobilisation and finance were herded, along with other fraught issues, into a working group.

Aruna Chandrasekhar on X/Twitter (@aruna_sekhar): Statement from DRC on #COP16 Day 1: "We're organising things while being aware they won't work. We wouldn't want to find ourselves in the situation of COP15, where decisions were adopted in a forced passage. DRC still has a sad memory of it, its wounds too fresh to forget."

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New fund and financial mechanism

In the run-up to COP15, developing countries, including South Africa, supported Brazil’s call for a new nature fund governed by the COP. In Montreal, countries accepted an interim fund – the Global Biodiversity Framework Fund (GBFF) – hosted under the Global Environment Facility (GEF).

By September this year, seven developed countries had contributed a total of less than $250m to the GBFF. The COP16 decision text on the financial mechanism, which was not passed, notes that “a number of eligible [p]arties have not yet accessed support from the GEF, in particular for the revision and updating of national biodiversity strategies”.

On the first day of COP16, Zimbabwe, speaking for Africa, and Brazil, speaking for megadiverse countries, revived the fight for a new fund that is separate from the GEF. In its intervention, Zimbabwe described the expectation that developed countries would deliver on the $20bn target as “seemingly wishful thinking”, but said that it could still be achieved “depending on what we decide at this COP16”.

Two days later, co-chairs published a 98-page-long non-paper that compiled what countries wanted for biodiversity finance over the next five years through to 2030. Non-papers are informal documents that bring together divergent views as parties attempt to reach a legal consensus. Non-papers do not usually attribute country positions explicitly, but this one included each country’s name alongside its wishlist for a new resource strategy.

In their submissions to the non-paper and elsewhere, developed countries, including Australia, Japan, the EU and others, opposed an entirely new fund. Many suggested leaving out references to Article 20 and 21 of the CBD, which cover equity. They also resisted including an update on their pledges to the GBFF.

“Finance day” at COP16, on 28 October, saw attempts and initiatives to thaw the resource deadlock. Seven countries, including New Zealand, France and Austria, as well as Quebec – the first sub-national government to do so – pledged $163m in total to the GBFF, taking the fund up to $396m.

Countries, observers and civil society reacted sharply to the announcement.

“We are talking about millions that have been pledged…But what we are expecting are billions,” Irène Wabiwa Betoko from Greenpeace told Reuters.

Brian O’Donnell, from Campaign for Nature, told Carbon Brief that “at least this $163m is grant money and not loans”.

As COP16 drew to a close, the future of the new fund seemed increasingly uncertain. After eight sessions of the contact group on resource mobilisation and the financial mechanism, (co-chaired by Ines Verleye of Belgium and Patrick Luna of Brazil), negotiations went straight to closed-door meetings with ministers and heads of delegation.

On Friday 1 November, the scheduled final day of COP16, the Colombian presidency released a draft decision text that proposed bumping discussions around a new funding instrument to intersessional discussions after COP16, with little other detail.

At 3:30 am on Saturday, well into overtime, COP16 president Susanna Muhamad alerted tired delegates to a new draft decision text on resource mobilisation. In an unexpected turn, the document contained a proposal to establish a new global biodiversity fund under the COP’s governance by COP30.

However, the passing of the text was prevented by the COP’s failure to reach quorum.

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$20bn tussle

A key tension at COP16 was a commitment in the GBF for developed countries to collectively mobilise “at least” $20bn a year by 2025 to progressively fill a $700bn biodiversity finance gap by 2030.

In Cali, with two months to go until 2025, it was unclear if developed countries would end up meeting this target, with almost all of them falling far short of their “fair share”. (See: Carbon Brief’s in-depth piece on biodiversity finance and fair shares.)

In the latest reporting data from the Organisation for Economic Co-operation and Development – which is only as recent as 2022 – developed countries, including the US, had contributed $12.1bn towards biodiversity finance in 2022. Furthermore, only $3.8bn of that finance was biodiversity-specific.

On Wednesday, 30 October, ministers from 20 developing countries issued a statement urging global-north governments to meet and exceed the $20bn target and to set up a working group of finance and environment ministers to get it done on time.

The Ministerial Alliance for Ambition on Nature Finance comprised Burkina Faso, Cambodia, Cameroon, Dominica, Ethiopia, the Gambia, Grenada, Guinea, Ivory Coast, Liberia, Madagascar, Nigeria, St Kitts and Nevis, Samoa, Sierra Leone, Somalia, South Sudan, Togo, Vanuatu and Zambia.

Aruna Chandrasekhar on X/Twitter (@aruna_sekhar): "To the countries of the global north: your inactions are crippling us. Our debts to you are crippling us. Your inability to bear responsibility in a way that we deserve is placing us on a path to extinction," says Grenada's climate envoy Safiya Sawney. #COP16 #20billionby2025

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Private and innovative funding

Attempts to thaw the finance deadlock began right from the start of COP16, chiefly through private and “innovative” finance initiatives: from biodiversity credits to bonds and special hybrid funds.

Biodiversity credits were one of these mechanisms that saw both an increased push and increased civil society pushback at COP16. (See Carbon Brief’s in-depth Q&A on biodiversity offsets.)

Long-time CBD observers were surprised at their resurgence over the past two years. Neth Daño, Asia director of the ETC Group research collective, told Carbon Brief:

“In 2010, they killed the idea of biodiversity credits. Nobody thought they would come back like a zombie.”

On 28 October, the International Advisory Panel on Biodiversity Credits launched its framework for “high-integrity” principles for biodiversity markets, supported by France and the UK. The principles were dubbed “extremely problematic” by the Green Finance Observatory, a sustainable finance thinktank.

Meanwhile, the Brazil-led Tropical Forests Finance Facility (TFFF) received the backing of Colombia, as well as Malaysia, Indonesia, DRC and Ghana. The fund aims to raise $125bn for the six rainforest nations – dubbed the “Opec of rainforests” – through re-investing long-term loans from six developed countries: Norway, US, UK, France, Germany and Sweden.

While mobilising resources from “all sources” was the one point of consensus among parties in finance negotiations, the emphasis on private and “innovative” funding was criticised by developing countries.

Aruna Chandrasekhar on X/Twitter (@aruna_sekhar): "We are concerned with what appears to be a shifting of goalposts with an overwhelming focus on private finance. Though welcome, govts must be kept accountable. This is critical, how developed countries address it will determine whether #COP16 is a success or not."

In a press conference on 30 October, DRC’s environment minister, Ève Bazaiba, condemned developed countries for not meeting their commitments. She also championed the Lion’s Share Fund, which hopes to raise funds from companies and brands that use biodiversity in their logos and advertising.

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Digital sequence information

Of all negotiation tracks, digital sequence information (DSI) was one of the most keenly anticipated at COP16.

DSI is a term used at international talks to refer to genetic information from plants and animals.

This genetic information is often sourced from plants and animals in developing, biodiversity-rich countries by companies headquartered mainly in the global north, who use it to make products, such as drugs, cosmetics and food.

Because of this, developing nations have long called for the establishment of an international mechanism that can ensure that the benefits from DSI are shared fairly with the people living where the resources were discovered, including Indigenous groups.

While a fund and mechanism for sharing the benefits of DSI had already been established at COP15 in Montreal, many major loopholes remained in how both would work before it could formally begin.

This work was delegated to an “ad-hoc open-ended working group” on DSI, which met twice to resolve outstanding issues.

Earlier this month, negotiators met in Montreal for “five days of intense negotiations” to narrow down the options for the mechanism and fund, as well as how funds would “flow” through them.

This included deliberations on who would pay to use DSI, how much they would pay, what would “trigger” such payments, how this money would be disbursed – and to whom. It also covered how the entire mechanism would be managed and governed. 

Discussions on DSI were carried out under a dedicated contact group that met eight times to resolve the 311 square brackets (denoting unresolved issues) that still remained in the text at the outset of the summit.

At COP16, countries agreed to the first-ever global fund to which companies using genetic data “should contribute”, along with a unique multilateral mechanism to support it.

Pharmaceutical, cosmetics, agribusiness, nutraceutical and technology conglomerates that benefit from genetic data “should” contribute 1% of their profits, or 0.1% of their revenue, to the landmark “Cali fund” under the agreement.

However, DSI experts told Carbon Brief that the use of the word “should” implies that contributing to the fund is still voluntary and that the payment rates are “indicative”, non-binding ones. In the run-up to COP16, blocs including African and Latin American countries sought a legally binding mechanism on DSI.

Aruna Chandrasekhar on X/Twitter (@aruna_sekhar): Key changes: Companies don’t have to prove they didn’t use genetic data to get out of paying. (L) President’s text released this morning. https://cbd.int/doc/c/4151/7f9c/805d8df30d07dc7400e19e8a/cop-16-wg1-pes-text-item9-en.pdf (R) Draft decision released at 8pm today. https://cbd.int/doc/c/8125/22ca/baa28ef9465229f7b22cb548/cop-16-l-32-en.pdf

Additionally, companies could potentially avoid paying, since they are no longer required to prove that they did not use genetic data. A key clause was removed from the penultimate draft of the document that asked companies to “demonstrate” that they were not using DSI.

Instead, the final text leaves the decision up to companies.

Key paragraphs in the DSI decision that deal with contributions from companies to a global fund meant for sustainable use. Source: UN CBD (2024)
Key paragraphs in the DSI decision that deal with contributions from companies to a global fund meant for sustainable use. Source: UN CBD (2024)

Agribusiness – or “animal and plant breeding”, as it reads in the text – nearly escaped scrutiny, as a reference to agribusiness was removed from the “indicative list of sectors” that may benefit from the use of DSI. While it was included in the president’s draft issued on Friday morning, it had disappeared from the draft text issued later that night.

This raised concern among observers that other industries could be similarly lobbying for their exclusion from the list. (Carbon Brief understands that Switzerland raised the potential for removing pharmaceuticals from the list on the margins of the negotiations.)

Animal and plant breeding was added back into the text that was, ultimately, adopted at the plenary.

Despite countries such as Zimbabwe – opposed by Japan and Canada – insisting that academia and research institutions should contribute to the fund, this is no longer the case. Instead, these institutions are only expected to make explicit on their databases the countries of origin of data, to provide cues to users of these databases on to whom benefits should go to. Preserving open access was a key priority for the EU, Canada, Japan, Switzerland, Norway and Australia.

Nithin Ramakrishnan, a DSI expert at Third World Network, told Carbon Brief:

“The decision is giving biopirates a chance to make a one-time donation to the Cali Fund and get away with it.”

The final text states that at least half of all benefits going to the fund must be used to meet the “self-identified” needs of Indigenous communities in developing countries, particularly women and youth, although it concedes that this could be limited by “national circumstances”.

Countries, too, will receive “direct allocations” of funding, a subject that was keenly contested.

The global mechanism was set to supersede national laws around DSI, access and benefit-sharing, such as those developed by Brazil. However, many countries, including Bangladesh, Bolivia, India, Egypt and Argentina, saw this clause as a “blow to sovereignty” and a “washout for national access-and-benefit sharing laws”.

At 3:30am – when the Colombian presidency published a new draft DSI decision text – India strongly objected, asking for a clause on ensuring national access-and-benefit-sharing laws to be included in the annex.

Panama raised objections about the limited time to review the draft. At the plenary, it said:

“We’ve spent months on the previous version and we’ve also made sure that we invested resources before we came to the COP to discuss this. Like other small delegations. Panama has many real limitations in terms of its capacity to review and decide on a mechanism of this scope before the end of this COP. We consider that this action does not reflect adequate consideration concerning smaller delegations. And, therefore, we want to state that on many occasions, we were available to support the president in this matter, and we were excluded.”

Ramakrishnan told Carbon Brief:

“Developing countries didn’t yield sovereignty after two years of pressure from developed countries and industry and scientist lobbies [who said] this is a voluntary fund, so [national laws] don’t apply.”

The final decision explicitly does not supersede national legislation.

One of the key features of the DSI decision is revenue or profit-sharing by large companies benefiting from DSI, which emerged in a non-paper on Wednesday morning.

Aruna Chandrasekhar on X/Twitter (@aruna_sekhar):

This was developed from a proposal by the Ocean Biodiversity Collective, which works on providing interdisciplinary expertise to countries on DSI negotiations. Lead researcher from the collective, Dr Siva Thambisetty, told Carbon Brief:

“Providing expertise in fraught negotiations is an opportunity and a challenge. [Our] model, which became the Norway proposal, had several elements to build a new payments system. One of the key values that must be embedded in the mechanism are that contributors ‘pay nature first’. Second, ‘everyone pays’ honours the principle that biodiversity is not a free asset and ensures a broad base for payments.

“Some of those elements were lost during the push and pull of the discussions. No party ever gets everything they want, of course, but it’s important that the core basis is not mangled going forward. We will need to assess implications fully in the coming days.”

The global DSI fund established by the decision will now be “under the authority of and accountable to” the COP.

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Monitoring framework

The monitoring framework – one part of the negotiations covering mechanisms for planning, monitoring, reporting and review – is seen as critical to the success of the GBF.

This is, in part, because the failure of the previous set of biodiversity goals, the Aichi targets, has been widely blamed on the lack of implementation.
The monitoring framework is made up of a set of indicators corresponding to each goal and target of the GBF. There are four types of indicators:

  • Headline indicators.
  • Binary indicators.
  • Component indicators.
  • Complementary indicators.

Headline indicators are used to measure progress against quantitative targets, such as the pledge to protect 30% of the world’s land and oceans by 2030.

For more qualitative targets, such as the target to mainstream gender considerations across biodiversity planning, a set of binary indicators were developed – yes/no questions that countries answer about the presence or absence of legislation, policies or regulations relating to the target.

Component indicators measure progress towards sub-targets in the GBF, while complementary indicators assess areas that are related, but not necessarily explicitly laid out in the framework.

Countries are mandated to report on headline and binary indicators, but the component and complementary indicators are optional. As a result, throughout the negotiations, countries went back and forth on which indicators should fall into which category.

Lim Li Lin, a senior legal and environment advisor at Third World Network, told Carbon Brief:

“Everyone’s doing a juggle, right? We want the good ones to go in the mandatory, and we want the bad ones to go in the complementary, if we can’t get rid of them. And everyone’s doing the same thing from their own interest and perspective.”

At COP15 in Montreal, countries agreed on a monitoring framework, but that text also included a decision to review the monitoring framework at the subsequent COP and “thereafter keep the monitoring framework under review, as appropriate”.

The Montreal agreement also included the establishment of an ad-hoc technical expert group, which comprised 45 members – 30 representatives from parties and 15 observers, including representatives from the Global Youth Biodiversity Network and the International Indigenous Forum on Biodiversity.

James Williams (UK), co-chair of the ad hoc technical expert group on indicators, at an intersessional meeting in November 2023. Credit: Earth Negotiations Bulletin
James Williams (UK), co-chair of the ad hoc technical expert group on indicators, at an intersessional meeting in November 2023. Credit: Earth Negotiations Bulletin

The ad-hoc group met six times over the course of the two-year interstitial period. An online forum also allowed other individuals and groups to comment on and discuss proposed indicators. The results of those meetings and discussions fed into the discussions in Cali.

However, the recommendations of the ad-hoc group were not uniformly accepted by parties.

Kirsty Leong, senior specialist on global policy and advocacy at WWF, told Carbon Brief:

“Procedurally, some parties are saying, ‘Hey, we gave a mandate to this expert group. So now we should adopt that framework’…And other parties are saying, ‘Well, actually, we never negotiated, and so everything’s still discussable.’”

A few indicators proved particularly contentious during the negotiations, including those on monitoring pesticide use and those related to digital sequence information and benefit-sharing from genetic resources.

On pesticide use, parties were split over whether countries should report “pesticide environment concentration” or “aggregated total applied toxicity”.

The former indicator is what was agreed in the decision in Montreal, but the latter is what was suggested by the ad-hoc technical expert group, which said that there is no reliable data on pesticide environment concentration.

Successive non-papers on the monitoring framework contained longer and longer footnotes about the pesticide indicator as parties struggled to reach consensus.

Version Date Footnote text

Non-paper v1 24 October n/a
Non-paper v2 27 October [The indicator on pesticide environment concentration was adopted at COP-15 and the indicator aggregated total applied toxicity is a proposal by an expert group that did not find consensus at COP 16]
Non-paper v4 30 October [[The indicator on pesticide environment concentration was adopted at COP-15 and the indicator aggregated total applied toxicity is a proposal by an expert group that did not find consensus at COP 16][The two alternative headline indicators are maintained to allow reporting on either of the two as well as for further methodological work][When possible the Parties may choose to report on either indicator according to their national and technical capacity and data availability provide valuable information for measuring progress towards the target]
Draft decision 31 October [[The indicator on pesticide environment concentration was adopted at the fifteenth meeting of the Conference of
the Parties, and the indicator aggregated total applied toxicity is a proposal by an expert group that did not find
consensus at the sixteenth meeting.][The two alternative headline indicators are maintained to allow reporting on
either of the two, as well as for further methodological work.][When possible, Parties may choose to report on either indicator according to their national and technical capacity and data availability, and both provide valuable
information for measuring progress towards the target.]
Draft decision 1 November [Parties may choose to report on either pesticide environment concentration or aggregated total applied toxicity headline indicators, depending on the availability of methodology and in accordance with their national circumstances and technical capacities[, recognizing that support will be prioritised for the development of the headline indicator at the furthest level of development at the global level].]

Versions of the footnote explaining the disagreement over pesticide indicators at COP16.

Several ocean conservation experts also raised concerns that indicators on coral reef coverage and health – agreed in the COP15 monitoring framework – had disappeared from the texts put forward at COP16.

Dr Susan Lieberman, vice-president of international policy at the Wildlife Conservation Society, told Carbon Brief that she was “very disappointed” to see the coral reef indicators disappear. She added:

“Many governments are engaged in tremendous efforts on the conservation and management of their coral reefs, and inclusion of specific indicators of the ecological integrity of their reefs would have helped them report on outcomes.”

Indicators on coral reefs were not present in the final text.

One of the keys for NGOs and civil-society organisations following the monitoring framework negotiations was that, whatever was decided, the final text should include a call to revisit the framework and continue to add to the available indicators. Lim told Carbon Brief:

“Importantly, they mustn’t close the door to further work on the monitoring framework, because it’s far from complete. But at the same time, we need a monitoring framework, because if we’re not having at least what [already] we have for indicators, then we can’t measure the progress.”

As with so many other agenda items at COP16, discussions around resources and capacity were central to the negotiations around the monitoring framework. Countries face “very real capacity constraints in what they can implement”, Leong told Carbon Brief.

Country submissions ahead of COP16 showed that some global-south countries, such as Argentina and Brazil, were concerned about the burden of a monitoring framework that was too prescriptive, preferring one instead that was flexible to national circumstances.

During the working group meeting on the final day of the summit, the DRC requested that the entire monitoring framework be placed in brackets, stating that they could not accept the monitoring framework without a deal on resource mobilisation.

The action proved a decisive one, as the failure of countries to reach consensus on resource mobilisation meant that the monitoring framework was not discussed at the plenary. It will be taken up, along with the finance decisions, at continuation of COP16 that will most likely be tacked on to the CBD’s subsidiary body meetings next year.

Lim told Carbon Brief that through informal consultations, parties would “probably find a landing zone” between the end of COP16 and the subsidiary body meetings. She added:

“The monitoring framework is, of course, necessary…We will need to adopt it and it’s just too bad it didn’t happen now.”

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Article 8(j)

Indigenous rights were one of the major discussion points at COP16, with Indigenous participation reaching an all-time high.

During a press conference held in the first week of the negotiations, Ramiro Batzin, co-chair of the International Indigenous Forum on Biodiversity (IIFB), laid out the group’s priorities. (The IIFB is an international organisation that represents Indigenous voices in the CBD negotiations.)

These included a programme of work on Article 8(j) through to 2030 and the creation of a permanent subsidiary body on Indigenous peoples and local communities (IPLCs) under the CBD. 

Article 8(j) mandates that parties to the CBD “respect, preserve and maintain” the knowledge of IPLCs related to biodiversity conservation and sustainable use, and to “encourage the equitable sharing of benefits” from this knowledge.

Article 8(j) of the UN Convention on Biological Diversity addresses the role of IPLCs knowledge and practices for implementing the objectives of the convention. Source: UN CBD (2011)
Article 8(j) of the UN Convention on Biological Diversity addresses the role of IPLCs knowledge and practices for implementing the objectives of the convention. Source: UN CBD (2011)

COP16 saw the adoption of the programme of work to implement Article 8(j) and other provisions related to Indigenous peoples and local communities through to 2030, “prioritising those tasks that contribute directly to the timely, full and effective implementation” of the GBF. 

The programme has nine general principles and eight elements focusing on issues such as biodiversity conservation and restoration, sustainable use, full and effective participation and a human rights-based approach.

The work programme also includes elements such as direct access to funding for biodiversity conservation, restoration and sustainable use for IPLCs.

Element eight of the programme of work on Article 8(j) encourages parties to provide access and direct access to funding for IPLCs for the implementation of the GBF. Source: UN CBD (2024)
Element eight of the programme of work on Article 8(j) encourages parties to provide access and direct access to funding for IPLCs for the implementation of the GBF. Source: UN CBD (2024)

During a press conference near the close of COP16, several representatives from the IIFB welcomed the adoption of the work programme, calling it a “victory”.

Jennifer Tauli Corpuz, a negotiator and expert for the IIFB based in the Philippines, said:

“This sets us on a path to making sure that the GBF is implemented in full partnership with IPLCs.”

Batzin told Carbon Brief that the work programme will help ensure full implementation of the GBF:

“This programme will provide us with actions and guidelines for evaluation, monitoring and follow-up.”

Representatives of the IIFB at the press conference near the close of COP16, talking about the major outcomes of this summit for IPLCs. Credit: Yanine Quiroz
Representatives of the IIFB at the press conference near the close of COP16, talking about the major outcomes of this summit for IPLCs. Credit: Yanine Quiroz

During the press conference, representatives of Indigenous peoples also called on the parties to adopt the subsidiary body. This group would have a permanent mandate to continue work under the CBD – and was a contentious issue throughout the summit. It was reportedly opposed by Indonesia, Jordan and Russia, as they argued that the working group has been effective already and a new subsidiary body would entail further costs.

Manuel Mavisoy, from Colombia’s Indigenous Movement’s Permanent Bureau of Concertation, said in that press conference that the subsidiary body “is the only mechanism that ensures the survival of Indigenous peoples’ traditional systems within the GBF”.

In an interview with Carbon Brief, Batzin stated that the subsidiary body would be a permanent institution designed to implement and monitor the Article 8(j) programme of work. Batzin emphasised that the body is intended to operate bilaterally, involving both states and Indigenous peoples – similar to how the Article 8(j) working group currently functions.

The working group on Article 8(j) has existed for more than 20 years, but it is only a temporary body, therefore it was likely to be disbanded, Corpuz told the press conference. She added that the proposed new subsidiary body would be “higher placed within the CBD”.

Giuliana Viglione on BlueSky (@giulianaviglione.bsky.social‬): Silent protest outside the #COP16 working group rooms from Indigenous groups calling on parties to stop blocking the creation of a permanent subsidiary body dedicated to Indigenous peoples within the CBD.

The plenary erupted in a standing ovation late on Friday night as Muhamad brought down the gavel to signify the adoption of the decision to establish a new subsidiary body.

A spokesperson for the IIFB and the Indigenous Women’s Biodiversity Network told the plenary that “this is an unprecedented moment in the history of multilateral agreements on the environment”. She added:

“This new subsidiary body will be a reference point for the rest of the world…We can feel proud of our work, which was participative, collaborative and constant.”

During the summit, the IPLCs also called for direct access to funding for biodiversity conservation.

The GEF has an “aspirational goal” that IPLCs should receive 20% of biodiversity resources, although no mechanism or action has yet been created to achieve this goal, Batzin told Carbon Brief. He added that IIFB supports funding being allocated directly to IPLCs and said the subsidiary body on Article 8(j) would have to discuss how to manage the flow of funding to Indigenous peoples.

The final DSI text that was adopted said that “at least half of the funding of the global fund should support the self-identified needs” of IPLCs, “where appropriate and subject to national circumstances”. (See: Digital sequence information.)

Another of the issues pushed by IPLCs at COP16 was human rights.

Joji Carino, senior policy adviser at Forest Peoples Programme (FPP) in the Philippines, told a press conference that the implementation of the GBF requires respecting the rights of IPLCs, such as the rights to their lands and territories, equitable participation in decision-making and respect for traditional knowledge.

During a conference on Indigenous peoples’ land rights, Luz Enith Mosquera, from the technical team of the Chocó Solidarity Interethnic Forum in Colombia, stressed the strong connection Indigenous peoples have with their territories:

“The forests, rivers, and jungles are environments with which we coexist; they are not mere objects to be dominated. We are part of the forest. The titled territories are preserved because the communities maintain a balanced relationship with the land.”

Mosquera told Carbon Brief that in the department of Chocó, collective territories are legally granted to Afro-descendant communities. However, there are still areas that lack legal titles and do not have community councils or collective safeguards. She told Carbon Brief:

“The absence of collective titling creates a legal vacuum that could allow outsiders to exploit these territories. Therefore, there is an urgent need for the titling, extension and regulation of the land and the communities”.

A separate COP16 decision concerned the recognition of Afro-descendant peoples.

It called on parties to incorporate the “contributions of people of African descent” and their knowledge of and connection to their lands in the implementation of the CBD and the GBF. It also “encourages” parties to “facilitate their full and effective participation” in both international agreements.

The decision also “encourages” parties, other countries and organisations to provide financial support and capacity-building for Afro-descendant peoples on a voluntary basis. It further encourages parties to communicate in their NBSAPs the contributions of Afro-descendant peoples to the implementation of the CBD and the GBF.

The text on Afro-descendant peoples was pushed strongly by Colombia and Brazil, but opposed by the Democratic Republic of the Congo, which argued there is a lack of evidence backing the contribution of these peoples to implementing the GBF.

Delegates celebrate the adoption of the decision establishing a subsidiary body on Indigenous peoples during the plenary session of COP16 on 1 November. Credit: IISD/ENB | Mike Muzurakis
Delegates celebrate the adoption of the decision establishing a subsidiary body on Indigenous peoples during the plenary session of COP16 on 1 November. Credit: IISD/ENB | Mike Muzurakis

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Biodiversity and climate change

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Mainstreaming biodiversity

Another item on the agenda at COP16 was “mainstreaming biodiversity”. This term refers to actions that seek to ensure that biodiversity is considered in any policies and practices that could have a negative effect on it.

This could include, for example, ensuring biodiversity is included in planning rules for new project developments or in agricultural guidelines.

Linda Krueger, global lead for biodiversity and infrastructure policy at the Nature Conservancy, an NGO which campaigns for mainstreaming biodiversity, explained to Carbon Brief:

“It’s how we feed ourselves; it’s how we clothe ourselves; it’s where we build our houses and drive our cars. We have to figure out how to improve those practices in all of those sectors.”

COP16 saw the launch of a “mainstreaming champions” group of nations, led by Mexico and COP16 host Colombia.

As of 1 November, the group had 17 members, with the host countries joined by Belgium, Canada, Chile, Costa Rica, Fiji, Finland, France, Georgia, Germany, Mauritania, Peru, Portugal, South Africa, Spain and, “tentatively”, Zambia.

According to a press release announcing the new alliance, its “key priorities” will be “accelerating collective action and impact”, “collaboration and mutual learning” and “engagement designed to maintain momentum through 2030”.

Colombia has “worked a lot on its environmental-licensing processes” for new projects to “make it mandatory for companies to address their impacts”, Krueger said, making the nation an apt co-host of the alliance.

During the negotiations, parties also agreed to a new decision text on mainstreaming biodiversity.

Daisy Dunne in X/Twitter (@daisydunnesci):

The text “reiterates” the “critical importance of mainstreaming biodiversity across the whole of government and the whole of society” in order to achieve biodiversity goals.

However, it offers little new in terms of what countries should do to ensure mainstreaming happens, according to Krueger.

“In terms of what it obligates countries to do, there’s frankly not a lot new there,” she told Carbon Brief.

The text “invites” countries “to provide relevant information…on biodiversity mainstreaming through their seventh national reports”, which are due in February 2026. (In UN speak, “invites” is not particularly binding.)

It also “requests” that the CBD executive secretary, Astrid Schomaker, take various actions around mainstreaming biodiversity, including “identifying challenges and scientific, technical and technological gaps that may undermine countries’ capacity to support mainstreaming”.

This section could be key to “helping to keep the mainstreaming agenda on the front burner”, Krueger said.

Despite not including many new actions for parties to take, the negotiations on the mainstreaming biodiversity text were long and tense, Carbon Brief understands, with Brazil, Russia and Japan among the countries to make lengthy interjections.

Though not stated explicitly, the ferocity of negotiations could reflect countries’ nervousness about actions that might require businesses to change their practices to be more friendly to biodiversity, observers told Carbon Brief.

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Synthetic biology

Synthetic biology refers to developments in biotechnology that can change genetic materials, living organisms and biological systems. These include gene drives, where genetics of species are altered to try and disrupt certain genes in a population. This could target malaria-carrying mosquitos, for example, to help eradicate the spread of disease.

At COP16, countries agreed to work towards developing a “thematic action plan” to support capacity building and information sharing around these biotechnology developments. This decision was given the green light in the early hours of Saturday 2 November, with no last-minute interjections from countries.

The crux of Cali discussions on this topic centred on the focus of future talks on synthetic biology and also who would carry out these discussions.

Dr Marja Ruohonen-Lehto, the Finnish co-chair of the synthetic biology contact group at COP16, said countries showed “strong support and agreement” on developing an action plan. She told Carbon Brief midway through the summit:

“However, what we would see and prioritise as future work, it was less easy to see what the way forward would be – both what we would do in the future in relation to synthetic biology and who would do that work.”

The agreed text emphasised the “urgent need” for capacity building and technology transfers on synthetic biology, especially for developing countries. An ad-hoc technical expert group will be set up to continue discussions.

This group will identify the “current and potential benefits” of synthetic biology and the “potential negative impacts” of recent technology developments in this area.

The agreed document also requested that the CBD executive secretary submit a draft of the action plan, “with a view” for countries to consider this draft at the next UN biodiversity summit in 2026.

Dr Eva Sirinathsinghji, a biosafety research associate at thinktank Third World Network, said the final text provided a “more balanced version of outcomes” than other versions of the decision.

She told Carbon Brief that it is important to “not just assess potential benefits, but also risks [and] claims” around synthetic biology.

Dr Samantha O’Loughlin is a population geneticist at Imperial College London who followed the synthetic biology talks at COP16.

She noted that assessing these technologies is “quite an expensive process”. Countries want more funding to allow them to “assess [the technologies] for themselves…rather than having some huge, global process going on which is very broad and doesn’t really address issues country-by-country”, she told Carbon Brief, adding:

“Part of the issue is around where we should be putting our efforts and resources now. So a lot of parties, especially from South America and Africa, would really like to see money and resources go into capacity building.”

This would allow them to improve research and provide more regulation and risk assessments of synthetic biology, she noted.

Ruohonen-Lehto said the contact group talks were “constructive”, but added:

“It is clear that we have different views and the way forward in cases when there are different views is never easy. It’s always a somewhat difficult process.”

Before the summit, countries including Brazil, New Zealand and Chile did not support plans to extend the mandate of the expert working group on synthetic biology, according to Carbon Brief’s tracker on key negotiating issues.

Sirinathsinghji said the final outcome of this decision “focused more heavily on capacity building than assessment” and believed there was an “imbalance” in deciding to assess “benefits over risks”.

However, she noted these discussions will continue in future CBD negotiations.

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Biodiversity and health

Biodiversity loss is linked in many different ways to the health of people, wildlife and ecosystems.

Robust ecosystems and species diversity benefit the production of food, clean water, medicine and other essentials for good health.

At COP16, following four years of negotiations, countries agreed a new voluntary action plan highlighting the links between biodiversity and health.

The plan, which was broadly supported by countries and NGOs ahead of the final negotiations, is intended to support governments and other stakeholders to better focus on health and biodiversity in their policies, strategies and programmes.

Annex I of the global action plan on biodiversity and health. Source: UN CBD (2024)
Annex I of the global action plan on biodiversity and health. Source: UN CBD (2024)

It outlined a number of voluntary actions on issues such as pollution, climate change and agriculture, plus detailed how they are relevant to the aims of the GBF. These include:

  • Integrating the “consideration” of the links between climate change, biodiversity and health into national policy and planning rules.
  • Reducing the “negative impacts on biodiversity and health” from agriculture and other sectors by boosting “sustainable practices”, such as “sustainable intensification” and “integrated pest management”.
  • Developing ways to better understand the links between chemicals, waste and human health impacts.

Dr Susan Lieberman, the vice-president of international policy at the Wildlife Conservation Society, said that the plan also gives policymakers a toolbox to address issues feeding into pandemic risks.

The final agreement said it drew on “lessons learned” from the Covid-19 pandemic and other emerging diseases, “which have further highlighted the importance of the relationship between health and well-being and biodiversity”.

Dr Colman O’Criodain, the head of biodiversity policy at WWF International, told Carbon Brief that years of discussions on biodiversity and health at the CBD got a “boost” during the Covid-19 pandemic.

There has been a “growing realisation” about habitat loss and other issues being a “major trigger” for disease outbreaks, he said, adding:

“The plan basically acknowledges the risk that habitat fragmentation and habitat loss has [for] bad health outcomes.”

A study published earlier this year found that biodiversity loss drives the spread of infectious disease. Another study found that climate change is increasingly driving new encounters between mammal species, raising the risk of the spread of disease.

Lieberman told Carbon Brief that, while no countries outright tried to prevent the plan from being adopted, some elements were “watered down” in negotiations. She told Carbon Brief:

“Some countries with large conversion of tropical forest for livestock production don’t want that reflected in the action.”

For example, an earlier draft recognised that “several human-mediated factors are most likely driving the emergence of zoonotic diseases”.

These factors included “increasing human demand for animal protein”, “unsustainable agricultural intensification” and “land-use change and extractive industries”.

The language on this issue was shortened and softened in the final text to read:

“Emerging infectious diseases in wildlife, domestic animals, plants or people can be exacerbated by human activities, such as unsustainable land-use change practices and habitat fragmentation.”

Lieberman noted:

“The science is clear. Clearing a forest, disrupting ecologically intact forests, intact ecosystems and wildlife trade and trafficking, increases the risk of pathogen spillover [from one species to another]. They didn’t want to say that. They want to say human impact may increase the risk. But the science is clear.”

Negotiations on the action plan took place in a contact group. By 24 October, a draft with just 15 brackets was submitted to the CBD – a drop from 53 brackets in a previous version of the text.

The final text of the agreement was adopted by the COP16 plenary on 2 November. O’Criodain told Carbon Brief:

“At the end of the day, this plan is only going to be voluntary, but it’s still good guidance. Even if countries that don’t commit formally to implement it use the guidance and take the parts of it that are relevant to them, that’s still a good thing.”

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Marine and coastal biodiversity

COP16 produced two texts under the “marine and coastal biodiversity” agenda item: one on ecologically or biologically significant marine areas, or “EBSAs”; and one on the conservation and sustainable use of marine, coastal and island biodiversity.

The text “recognises” that the identification of EBSAs “can make a crucial contribution to the implementation” of the GBF, but adds that the process “is strictly a scientific and technical exercise…and does not have economic or legal implications”.

Importantly, the existence of an EBSA does not imply any level of protection for those waters – although it can help governments identify areas that may be best-suited for turning into marine protected areas (MPAs).

The EBSA decision includes guidance on both identifying and modifying the descriptions of such areas – allowing the revision of existing areas as new scientific information comes to light.

Areas within national waters can only be described or modified by the country with sovereignty over those waters, while any states “individually or collectively, including through competent intergovernmental organisations” can do so for areas beyond national jurisdiction (the “high seas”).

The decision also allows for the withdrawal of descriptions “owing to the existence of a claim or dispute relating to sovereignty, sovereign rights or jurisdiction”.

Text from the decision on further work on ecologically or biologically significant marine areas.
Text from the decision on further work on ecologically or biologically significant marine areas. Source: UN CBD (2024)

The decision also “requests” that the CBD “develop voluntary guidelines on peer-review processes for the description” of EBSAs.

The approval of the EBSAs document was reportedly met with cheers by negotiators, who have spent eight years working towards a decision on the topic.

Andreas Hansen, director of global ocean policy at the Nature Conservancy, told Carbon Brief:

“There was an initial wave of description of these really important areas, and then there was disagreement on how to update it and to actually keep the science up to date. And now, with this decision – which hopefully will be agreed – we’ll be back to getting the best science on the table to lay the foundation for marine protected areas or sustainable use measures or whatever countries deem appropriate.”

The decision “requests” a review of the effectiveness of its implementation in 10 years, which is to be reviewed at that time by the SBSTTA.

The other text, on conservation and sustainable use, identifies topics where the CBD Secretariat can guide countries on their implementation of the GBF.

That decision “welcomes” the adoption of the “High Seas Treaty”, which was “an important priority” for observer groups, Masha Kalinina, senior officer at the Pew Charitable Trusts, told Carbon Brief. She added:

“We support all links to the High Seas Treaty, because we can’t reach target three [30 by 30] without eventually protected areas in the high seas.”

Other conventions recognised in the text are the International Convention for the Control and Management of Ships’ Ballast Water and Sediments, the Convention on the Prevention of Marine Pollution by Dumping of Wastes and Other Matters and the ongoing discussions on a plastics treaty. Hansen told Carbon Brief:

“That goes to a general challenge around ocean governance and how many different treaties and bodies there are…So that text that explicitly gives the Secretariat the encouragement to reach out and do that collaborative work [with other bodies and Conventions] is really important from our point of view.”

The conservation and sustainable use decision also includes an annex, which contains “gaps and areas in need of additional focus”. These gaps include effective implementation of marine protected areas, deep-sea ecosystems, the effects of pollution and traditional knowledge of marine and coastal biodiversity.

Items that remained bracketed in the annex that was forwarded to the plenary included phrasing around the use of nature-based solutions, geoengineering activities “that may have impacts on marine and coastal biodiversity”, harmful fishing subsidies and the use of DSI.

The negotiations on marine geoengineering were “a bit of a mix”, Jehki Härkönen, senior policy advisor with Greenpeace International, told Carbon Brief.

The text was originally marked for deletion by the secretariat due to the existence of previous decisions on marine geoengineering. Härkönen said that “some countries [are] not necessarily wanting more regulation on marine geoengineering, but also there [has been] a bit of a discussion around where it should be regulated”.

However, he added, “currently there is no body that would comprehensively regulate marine geoengineering”.

Observers were generally pleased with the summit’s outcomes on marine and coastal biodiversity. Hansen told Carbon Brief:

“Overall, we are happy with good action now, and prefer that over slightly better action in two years time.”

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Links with other bodies

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Invasive alien species

Invasive species are one of the five main drivers of biodiversity loss and are covered under target 6 of the GBF.

Discussions on invasive species – as well as best practices for their prevention and control – have featured on the COP agenda for many years.

At COP16, parties discussed a text on invasive alien species (IAS) that covered a range of topics, including linkages between invasive species and climate change, and suggested actions for the prediction, prevention and management of IAS.

The text combines elements and guidance from the work of an ad-hoc technical expert group on IAS and a major report released last year by the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES).

Although the IAS agenda item pre-dates the IPBES assessment on the topic, the decision “was enriched” by the assessment, Prof Aníbal Pauchard, an ecologist at the University of Concepción in Chile, told Carbon Brief. Pauchard, who co-chaired the assessment, added that “although our report wasn’t written for target 6, it’s very instrumental” to parties being able to achieve that target.

(For more on the links between invasive alien species and climate change, see Carbon Brief’s coverage of the IPBES assessment.)

Dr Colman O’Criodain, WWF’s lead expert on wildlife trade, told Carbon Brief:

“It’s been a painful process [leading up to the decision], but there’s never been fundamental divisions of principle like there have been on some other issues here. [It’s] more on points of detail.”

Observers told Carbon Brief that, in Cali, there was little disagreement as to the technical content of the decision. Rather, the main sticking point was a political one.

The major point of divergence remaining as the summit headed into the second week was whether to “welcome” or simply “note” the results of the IPBES assessment. As reported by the Earth Negotiations Bulletin, this disagreement stemmed from Russia’s objection that some of the underlying databases were not accessible in their country due to international sanctions.

The EU contends that Russia’s accessibility was a technical glitch and that it has since been resolved, according to O’Criodain.

The draft decision on invasive alien species submitted by the Working Group II chair.
The draft decision on invasive alien species submitted by the Working Group II chair. Source: UN CBD (2024)

Dr David Obura, IPBES chair, told Carbon Brief:

“We would like the assessment to be welcomed, because then that encourages countries to really use the results. And it does make a difference, the language that is used, so we’re hoping that that can be resolved in the final negotiations.”

On future work on invasive species at the CBD, O’Criodain told Carbon Brief:

“There will be further discussion – perhaps not at the next COP, but this [agenda item] has come back a few times, and I’m sure it will come back again.”

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Capacity-building and knowledge management

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Sustainable wildlife management

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Other matters

Liability and redress

At COP16, countries adopted two decisions on liability and redress for cross-border ecological and biological harms – one each under the COP and the Cartagena Protocol on Biosafety.

Liability and redress for damage to biological diversity falls under Article 14.2 of the UN CBD and was one of the major themes when the convention itself was being negotiated. At the time, countries could not reach a consensus on sticky questions around accountability, compensation and restoring damage.

In 2010, countries agreed on the Nagoya-Kuala Lumpur Supplementary Protocol on Liability and Redress, designed to prevent harms to biodiversity from the movement of living modified organisms across borders.

The Cartagena Protocol decision noted the limited ratification of the supplementary protocol “with regret” and reminded states to share information and set up an authority to identify, evaluate and respond to damages.

The COP16 decision included an agreement “to review the topic of liability and redress in the context of Article 14, paragraph 2” at COP18.

In September this year, the CBD secretariat published an information note, citing international developments, such as the new loss-and-damage fund, rising climate attribution and litigation and a global discussion on “ecocide”.

According to Anna Maddrick, climate law adviser to the permanent mission of Vanuatu, the lack of legally binding targets has been “a major challenge” in biodiversity law. She told Carbon Brief:

“Vanuatu’s proposal of an independent crime of ecocide to the International Criminal Court underlines a commitment to making environmental protection enforceable and is well placed to support the CBD’s implementation, especially on liability and redress.”

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Scientific and technical needs

Agenda item 16 at COP16 addressed the scientific and technical needs to support parties in their implementation of the GBF.

The decision text highlights a few areas of work where advancement could be made, including biodiversity-inclusive spatial planning, pollution and biodiversity and sustainable biodiversity-based activities.

The COP16 decision also “welcom[es] the establishment” of regional scientific and technical support centres.

These centres were created under a COP15 decision on capacity-building and development, which “decide[d] to establish a mechanism comprising a network of regional, and/or additional subregional technical and scientific cooperation support centres”.

Under the COP15 decision, an “informal advisory group on technical and scientific cooperation” was convened to consider the candidates to host the regional support centres.

At its fourth meeting, the Subsidiary Body on Implementation approved the selection of five support centres in Africa, three in the Americas, five in Asia, four in Europe and one in Oceania.

These support centres will be housed at existing organisations and research institutes, including the South African National Biodiversity Institute, the Nanjing Institute of Environmental Sciences and the Secretariat of the Pacific Regional Environment Programme.

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IPBES

The Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES) provides scientific, technical and policy support to countries on biodiversity and the interactions between humans and nature.

It functions in much the same way that the Intergovernmental Panel on Climate Change does with the UN Framework Convention on Climate Change.

COP16 produced a decision text on “matters related to the work programme” of IPBES. It “encourages” parties to “make use of, as appropriate, the assessments and deliverables” of IPBES.

It also “invites” IPBES to consider a range of options for a future assessment, including a bracketed option on “rights-based approaches”.

Draft decision on the IPBES work programme submitted by the chair of Working Group I. Source: UN CBD (2024)
Draft decision on the IPBES work programme submitted by the chair of Working Group I. Source: UN CBD (2024)

The decision text did not include the final report option. IPBES will consider the recommendations at its plenary meeting in Namibia in December and, in conjunction with other consultations and inputs over the next year, identify a topic at its plenary in 2025.

Obura, the IPBES chair, told Carbon Brief:

“From the IPBES perspective, what we like is that we’re being asked to do stuff and parties consider it important.”

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Plant conservation

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Communication and education

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Diverse values of biodiversity

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Around the COP

Colombian presidency

Colombia’s hosting of COP16 was widely celebrated due to the country’s leadership on biodiversity and climate issues and for Susana Muhamad’s selection as summit president.

The fourth-largest South America country, Colombia is one of the most biodiverse parts of the world and has the highest bird diversity, with more than 2,000 species recorded.

COP16 was originally due to be held in Turkey, but the country withdrew as host in July 2023 after the devastating earthquakes of February 2023, which killed more than 50,000 people.

Colombia was confirmed as the new host last December. Dr David Cooper, the then-acting executive secretary of the CBD, told Carbon Brief at the time that it was “exciting” to hold the conference in a “megadiverse country” with “very strong Indigenous peoples’ organisations [and] a very strong scientific base”.

Speaking to Carbon Brief two weeks before COP16, the CBD’s new executive secretary Astrid Schomaker added that Colombia has taken “leadership on biodiversity issues for many years”. She said:

“I think Colombia is an excellent host. They’ve made a lot of efforts to make this COP a success. And, in Susana Muhamad, we have a very knowledgeable and a very charismatic and very dedicated COP host. So I think the ingredients are in place for this to be a very good, successful COP.”

Muhamad was a central figure in the talks, encouraging finance boosts and for countries to reach agreement on key issues.

She told the summit’s opening ceremony that the “planet doesn’t have time to lose”.

Le Monde described the minister as a “rising star of the environmental movement on the international scene”. She is the “Frida Kahlo of environmental geopolitics”, Oscar Soria, the director of thinktank the Common Initiative, told the Guardian. The outlet noted that Muhamad worked as a sustainability consultant with Shell before entering politics.

The COP16 president spoke at events and media gatherings throughout the two-week summit. She told a mid-way press conference on 25 October that the negotiations were moving at a good pace, but divisions remained on key issues such as resource mobilisation. She added:

“We have a COP that has a very constructive climate.”

Colombia launched a “peace with nature coalition” at the summit on 29 October, a declaration calling for greater protection of biodiversity.

As of publication, more than 120,000 people signed this declaration through campaign group Avaaz. It was also supported by countries including Mexico, Spain, Germany, Uruguay and Costa Rica. (See: World leaders.) 

The summit drew to a close abruptly – and prematurely – on 2 November, with minister Muhamad dropping the gavel at around 8.30am local time as there were not enough country representatives present to proceed.

The final hours of the plenary drew criticism from delegations who had to leave to catch flights as the summit ran more than 14 hours into overtime. (This was the longest a CBD COP has over run its scheduled end time.)

The sudden end to the talks “jeopardises the implementation” of the GBF, according to the director general of WWF International, Kirsten Schuijt.

She noted in a statement that despite Colombia’s “valiant efforts” and the “tireless work” of negotiators, meeting 2030 nature ambitions could be “veering dangerously off track” due to the outstanding issues. Schuijt added:

“Nobody should be okay with this – because it will impact us all.”

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Accessibility and security

Cali was jam-packed with COP delegates. The CBD had been expecting 12,000-14,000 attendees, but more than 23,000 registered in the end.

As a result of this surge, delegates faced sluggish internet connections inside the blue zone. Carbon Brief understands that both Uganda and the DRC complained about the poor wifi connection during formal negotiations on the first day of the summit.

Translation issues also plagued the summit. In negotiations on Article 8(j) on 30 October, translation services were abruptly cut, “forcing all speakers and listeners to proceed in English only”, according to the civil-society organisation Avaaz. Avaaz noted that, under the CBD process, contact groups are only held in English and said that the “lack of translation services is deeply disappointing”.

Translation services also ended before the conclusion of the Working Group II meeting on the final day of the summit as parties tried to hammer out the final details on resource mobilisation and the financial mechanism.

COP16 delegates wearing headphones for translation services during a contact group meeting on 29 October.
COP16 delegates wearing headphones for translation services during a contact group meeting on 29 October.
Credit: IISD/ENB | Mike Muzurakis

Some documents put before the plenary for adoption had also not yet been translated into the other UN official languages, with the DRC raising the concern that it would be hard for them to adopt a decision that was not available in other languages. The representative said that they “would really like documents in the language we understand best”, but, ultimately, withdrew the complaint.

Additionally, countries with small delegations were unable to attend all of the talks, due to the number of agenda items that needed resolving within the two weeks. In an intervention on the first day, the DRC said:

“Is it possible to complete the processing of all these above-mentioned items in only 12 days, while keeping in mind the number of brackets in the different documents to be examined?”

Observers also expressed to Carbon Brief their belief that the agenda was too sprawling.

Many delegations rushed out of the final plenary to catch their flights, with the plenary hall visibly emptying out as the hours ticked by. Parties and observers expressed their frustration that the “big-ticket” items – DSI, finance and the monitoring framework – were left to the end of the plenary, when many parties were no longer present to provide consensus.

Attendees from Fiji and Panama told the hall that they were the only ones remaining from their delegations, with Fiji noting that they were the last remaining representative of the Pacific island nations.

At 8:09 am on Saturday, 2 November, Peru requested that the COP check whether the plenary still had quorum and the ability to take decisions, due to the mass exodus that had occurred over the previous hours.

After the check, it was confirmed that the COP did not have a quorum any longer and the meeting was suspended.

Police officers standing outside the COP16 blue zone venue in Cali, Colombia on 19 October.
Police officers standing outside the COP16 blue zone venue in Cali, Colombia on 19 October. Credit: Associated Press / Alamy Stock Photo

In the run-up to the summit, security concerns were a major discussion point. Colombia will soon mark eight years since signing a peace agreement that ended half a century of conflict. Other peace talks with a rebel group remain in stasis.

In July, a dissident rebel group threatened to disrupt the summit. This threat was withdrawn, but more followed from armed rebels “who control swathes of the Amazon”, the Financial Times reported.

Colombian president Gustavo Petro said he was “nervous” about something “bad” happening at the start of the summit, Colombia’s El Heraldo newspaper reported on 18 October.
Speaking at a press conference on 21 October, Cali’s mayor Alejandro Eder assured the safety of the summit and said that security was the first issue tackled in early hosting talks. Eder noted that COP

Tercera División del Ejército Nacional on X/Twitter (@Ejercito_Div3): El alcalde de Cali @alejoeder agradece a nuestro @COL_EJERCITO su apoyo por garantizar la seguridad en el marco de la @COP16Oficial #NuestroCompromisoEsColombia #ModoCOP16

More than 10,000 police officers were stationed across the city during the summit and no security incidents were reported.

Elsewhere at the summit, multiple attendees told Carbon Brief their accommodation bookings were cancelled last-minute, leaving them scrambling for limited alternatives.

Some delegates opted for “love motels” whose rooms featured “circular beds, ‘love machine’ chairs, dance poles and sex swings”, the Guardian and AFP reported.

Outside the main negotiation area, the green zone at the summit, which usually hosts civil society, NGO and business events relating to nature, was also open to the general public – the first time that a green zone has not required pre-registration to access. Nearly 1 million people reportedly visited the green zone throughout the summit.

Maria del Carmen Sacasa on X: Did you know that the whole city of Cali embraced COP16?

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World leaders

Presidents and prime ministers are typically not invited to attend UN biodiversity conferences. Aside from Justin Trudeau, the prime minister of Canada, none were present at the last summit in Montreal.

But a small number of world leaders travelled to Cali for COP16. Six heads of state and approximately 110 ministers from around the world attended a high-level segment on 29-30 October.

This included Colombian president Gustavo Petro, who spoke several times at the summit.

At the COP16 launch ceremony, Petro said that a “great battle for life” is approaching. He later told the high-level segment that both COP16 and the COP30 climate talks, due to be held next year in Belém, Brazil, must be “decisive” and “turning points where we won’t continue doing the same thing”.

UNBiodiversity on X: The President of Colombia at opening of COP16

UN secretary general António Guterres told the high-level segment that “nature is life”, but there is a “war against it”. He added:

“Biodiversity is humanity’s ally. We must move from plundering it to preserving it.”

The leaders of Armenia, Ecuador, Guinea-Bissau, Haiti and Suriname also attended the summit. The president of Ecuador, Daniel Noboa, told the plenary:

“Today we can change…I want to believe we can change and the world is not going to end.”

David Choquehuanca Céspedes, the vice president of Bolivia, told the summit that “Eurocentrism, capitalism and modernity” are “putting the planet at risk and exacerbating poverty”.

Colombian president Gustavo Petro speaking at the opening ceremony of COP16 in Cali, Colombia on Sunday 20 October 2024.
Colombian president Gustavo Petro speaking at the opening ceremony of COP16 in Cali, Colombia on Sunday 20 October 2024.
Credit: Fernando Vergara / Associated Press / Alamy Stock Photo

COP president Susana Muhamad said during the high-level segment that the attendance of world leaders “raises the level of political discussion that the COP on biodiversity has”, adding:

“This is not minor, because this is no longer an issue for conservationists or ecologists or environmentalists, it is an issue that should be at the centre of public policy of governments and the world.”

More world leaders were due to attend COP16, Carbon Brief understands, but provisional numbers dwindled as the summit approached.

Brazil’s president Luiz Inácio Lula da Silva cancelled his planned attendance on Friday 25 October due to a head injury. The president also pulled out of a trip to Russia following an “accident at home that left him with a cut on the back of his head”, the Associated Press reported.

Orla Dwyer on X: Brazil’s president Lula will not be coming to COP16 in Cali as previously planned due to ongoing health issues.

Muhamad told a 23 September press briefing that newly inaugurated president of Mexico, Dr Claudia Sheinbaum, would attend the summit, but she was also not present in Cali.

The ministers who attended mostly covered environment or climate briefs. However, some finance and foreign affairs ministers showed face and engaged in discussions.

Palestine’s foreign-affairs minister, Riyad al-Maliki, and Colombia’s Muhamad set up an agreement on “environmental cooperation and capacity building” at the talks. Speaking in Cali, Al-Maliki said:

“Colombia’s experience and knowledge will be essential to face the daily challenges we face in Palestine, particularly in the socio-environmental field.”

Susana Muhamad on X: ¡Empieza oficialmente el segmento de alto nivel en la

During the high-level segment of the conference, dozens of notable political figures, businesses, scientists and civil society groups signed an open letter to Petro and Lula encouraging the COP-hosting countries to “champion bold action” in aligning nature protection, climate action and transforming food systems.

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Protests and environmental defenders

Coming soon

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Greenwashing and lobbying

Coming soon

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New science

A number of groups launched new or updated scientific reports on the sidelines of COP16.

On 22 October, the Group on Earth Observations launched the Global Ecosystems Atlas, which it called “the first harmonised resource dedicated to mapping and monitoring all the world’s ecosystems”.

In a press release, Astrid Schomaker, the CBD’s executive secretary, said:

“The Global Ecosystems Atlas is the first intergovernmental effort to develop a collation of the best ecosystem data from countries and it will serve as a critical tool by providing high-quality, reliable data on ecosystems around the world.”

On 28 October, the International Union for the Conservation of Nature (IUCN) launched the latest update to the IUCN Red List of Threatened Species.

The Red List update was widely covered by global media, including in South Africa, Australia, the UK and Japan.

The Red List update also included the Global Tree Assessment, the first such comprehensive look at the threatened status of tree species around the world – covering more than 80% of known species. It found that nearly 40% of tree species are at risk of extinction.

The same day saw the release of the Protected Planet Report 2024, the world’s “first official review” towards the 30-by-30 target.

It found that “global coverage of protected and conserved areas has now reached 17.6% of terrestrial and inland waters and 8.4% of marine and coastal areas”, noting that “this progress must be accelerated considerably if the target is to be fully met”.

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Interview: COP31 president says electrification is ‘surest way to protect citizens’

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Last month, COP31 president-designate Murat Kurum launched a target for 35% of the world’s final energy to come from electricity by 2035.

In an interview with Carbon Brief, Kurum says that the target was not a political choice, but instead reflects the latest evidence on “what is needed to keep 1.5C within reach”.

The ongoing Hormuz crisis means there is an “urgent” need for renewables and electrification, which are the “surest and cleanest way to protect citizens” from high energy prices.

Kurum says that the Brazilian and Ethiopian presidencies of COP30 and COP32, as well as the EU, UK and Canada, have welcomed the target.

He adds that “all have confirmed it will be central to discussions at COP31”.

In the interview, Kurum – who is also Turkey’s minister of environment, urbanisation and climate change – tells Carbon Brief where the target came from and what he expects to happen next.

Carbon Brief: You recently launched a target for 35% of the world’s final energy to come from electricity by 2035. Where did this idea come from?

Murat Kurum: The “35 by 35” target is grounded in technical data and based on the IEA [International Energy Agency] and IRENA [International Renewable Energy Agency] analysis of what is needed to keep [the 1.5C Paris Agreement target] within reach. The level was not chosen politically. Rather, it reflects what the science and the energy modelling tell us is required.

CB: Why do you think an electrification target is important right now?

MK: The case for the target is urgent right now. The latest war in the Gulf has made energy diversification – and, in particular, renewable energy transition and electrification – a top global priority, because it is the surest and cleanest way to protect citizens around the world from high and volatile energy prices.

At a time of real fragmentation in international relations, a single, shared target is needed to focus global efforts by aligning governments, businesses and investors behind a common benchmark and to send a clear market signal.

CB: Which countries are supporting this target so far?

MK: The reaction so far has been extremely positive and, while we presented our target at the UN June climate meetings in Bonn, our earlier conversations with parties at both the Petersberg and Copenhagen climate dialogues paved the way for this launch.

For example, the EU, UK, and Canada have welcomed the target, as have the Brazilian COP30 and Ethiopian COP32 presidencies. All have confirmed it will be central to discussions at COP31.

This support has been reflected in the business community as well, with polling by the We Mean Business Coalition showing that 90% of businesses expect to have largely electrified their operations by 2035 and that 88% expect electrification will make their business more competitive.

CB: How do you hope and expect to see this taken forward at the COP? Could it be in the formal COP outcomes, or part of the second global stocktake?

MK: We are now taking electrification forward as an “action agenda” initiative to bring actors together and drive progress. The action agenda and the [formal COP] negotiations are separate, but complementary, with different processes and thresholds, and it is too early to say what all countries might be able to agree in the negotiations. That is for parties to determine as the year progresses.

We are focused and determined to use COP31 as a moment to spark a global conversation about electrification.

CB: What are the key priorities for reaching the target?

MK: The critical sectors for reaching the target are buildings, transport and industry, which together account for around 45% of global emissions. Financial support for the developing world and investment in grids and infrastructure is also crucial.

The target also builds on COP28’s target to triple renewable energy capacity and seeks to take advantage of the tumbling cost of renewable power and other technologies critical to the energy transition. This is a journey that Turkey itself is taking ambitious steps on, including our plan to reach 120GW [gigawatts] of renewable capacity by 2035.

This interview was first published in the 10 July 2026 edition of Carbon Brief’s DeBriefed weekly newsletter. Sign up for free.

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Interview: COP31 president says electrification is ‘surest way to protect citizens’

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Climate Change

DeBriefed 10 July 2026: Deadly Europe heat | EU electrification leak | COP31 president interview

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Welcome to Carbon Brief’s DeBriefed. 
An essential guide to the week’s key developments relating to climate change.

This week

‘Catastrophic’ climate impacts

RECORD HEAT: Western Europe experienced its hottest June on record – some 3C above average – according to analysis covered by the Guardian. It said the finding came “as the UK enters its third heatwave of the year and wildfires ravage France and Spain”. Le Monde said 10,000 people had been evacuated due to wildfires in southern France.

‘EXCESS DEATHS’: The June heatwave killed more than 2,700 people in France, according to a guest post analysis for Carbon Brief. Similar analysis for Germany said there had been more than 5,000 “excess deaths”, reported Bloomberg. Meanwhile, an ongoing heatwave in the US has killed at least 30 people, said USA Today.

STORM TEST: Floods have killed 39 people in Guangxi province in southern China, said state-run newspaper China Daily. Scientists warned that climate change and the weather phenomenon El Niño are exposing China to “catastrophic storms” that will test its resilience in 2026, reported Reuters. The nation’s latest official climate report found that “extreme weather and climate events…have become more frequent and severe”, said China National Radio.

Around the world

  • EU ELECTRIFICATION: The European Commission is set to unveil a 2040 target for EU electrification on 17 July, reported Bloomberg. Citing a leaked draft, it said the plan would aim to cut oil use in half and gas use by two-thirds.
  • PEAKING PLAN: China has published an “action plan” for peaking emissions during the 15th five-year plan period to 2030, reported Xinhua. It lists targets including “new energy vehicles” making up 30% of cars on the road by 2030, said Reuters.
  • CLIMATE ‘FLAT EARTHER’: The Trump administration has appointed Matthew Wielicki, described by Politico as a “climate critic”, to lead the office in charge of the US national climate assessment. Common Dreams quoted a scientist describing the move as “like putting a flat-earther in charge of NASA”.
  • UGANDAN SUIT: A group of farmers from Uganda have launched a legal suit in London against the East African oil pipeline, according to Climate Home News.

23%

The share of Irish electricity used by data centres in 2025, reported the Irish Times.

2%

The share of global electricity used by data centres in the same year, according to Carbon Brief analysis of the Energy Institute statistical review.


Latest climate research

  • Meltwater from the western Himalayan glaciers will peak at around 2C of warming, before declining at higher warming levels | Environmental Research Letters
  • Current coral restoration efforts may be unsuitable for temperate reefs, including those in the Mediterranean | Nature Ecology & Evolution
  • People tend to underestimate the level of “broad public support” for climate action | Nature Climate Change

(For more, see Carbon Brief’s in-depth daily summaries of the top climate news stories on Monday, Tuesday, Wednesday, Thursday and Friday.)

Captured

Average number of days per year with a daily maximum temperature of at least 30C in a selection of major European cities, for each decade since the 1950s

Carbon Brief explained – via eight facts – why air conditioning rates in some parts of Europe are relatively low, as the technology emerges as a new front in the global “culture war” over climate action. Analysis for the article illustrated that, in many parts of the world’s fastest-warming continent, air conditioning simply was not needed in the past.

Spotlight

COP31 president speaks to Carbon Brief on electrification

This week, Carbon Brief interviews Murat Kurum, president-designate of the COP31 UN climate talks in November and Turkey’s minister of environment, urbanisation and climate change, on his target to boost global electrification.

Carbon Brief: You recently launched a target for 35% of the world’s final energy to come from electricity by 2035. Where did this idea come from?

Murat Kurum: The “35 by 35” target is grounded in technical data and based on the IEA [International Energy Agency] and IRENA [International Renewable Energy Agency] analysis of what is needed to keep [the 1.5C Paris Agreement target] within reach. The level was not chosen politically. Rather, it reflects what the science and the energy modelling tell us is required.

CB: Why do you think an electrification target is important right now?

MK: The case for the target is urgent right now. The latest war in the Gulf has made energy diversification – and, in particular, renewable energy transition and electrification – a top global priority, because it is the surest and cleanest way to protect citizens around the world from high and volatile energy prices.

At a time of real fragmentation in international relations, a single, shared target is needed to focus global efforts by aligning governments, businesses and investors behind a common benchmark and to send a clear market signal.

COP31 president-designate Murat Kurum. Credit: Supplied by COP31 secretariat
COP31 president-designate Murat Kurum. Credit: Supplied by COP31 secretariat

CB: Which countries are supporting this target so far?

MK: The reaction so far has been extremely positive and, while we presented our target at the UN June climate meetings in Bonn, our earlier conversations with parties at both the Petersberg and Copenhagen climate dialogues paved the way for this launch.

For example, the EU, UK, and Canada have welcomed the target, as have the Brazilian COP30 and Ethiopian COP32 presidencies. All have confirmed it will be central to discussions at COP31.

This support has been reflected in the business community as well, with polling by the We Mean Business Coalition showing that 90% of businesses expect to have largely electrified their operations by 2035 and that 88% expect electrification will make their business more competitive.

CB: How do you hope and expect to see this taken forward at the COP? Could it be in the formal COP outcomes, or part of the second global stocktake?

MK: We are now taking electrification forward as an “action agenda” initiative to bring actors together and drive progress. The action agenda and the [formal COP] negotiations are separate, but complementary, with different processes and thresholds, and it is too early to say what all countries might be able to agree in the negotiations. That is for parties to determine as the year progresses.

We are focused and determined to use COP31 as a moment to spark a global conversation about electrification.

CB: What are the key priorities for reaching the target?

MK: The critical sectors for reaching the target are buildings, transport and industry, which together account for around 45% of global emissions. Financial support for the developing world and investment in grids and infrastructure is also crucial.

The target also builds on COP28’s target to triple renewable energy capacity and seeks to take advantage of the tumbling cost of renewable power and other technologies critical to the energy transition. This is a journey that Turkey itself is taking ambitious steps on, including our plan to reach 120GW [gigawatts] of renewable capacity by 2035.

Watch, read, listen

HEATED: A Financial Times long read asked if Europe – the world’s fastest-warming continent – is “prepared for a world of extreme heat”.

LITIGATED: The Outrage and Optimism podcast spoke to Prof Joana Setzer and Catherine Higham about the latest trends in climate litigation.

‘SHATTERED’: Confidence in fossil-fuel exports via the strait of Hormuz has been “shattered”, wrote IEA chief Fatih Birol for Foreign Policy.

Coming up

Pick of the jobs

DeBriefed is edited by Daisy Dunne. Please send any tips or feedback to debriefed@carbonbrief.org.

This is an online version of Carbon Brief’s weekly DeBriefed email newsletter. Subscribe for free here.

The post DeBriefed 10 July 2026: Deadly Europe heat | EU electrification leak | COP31 president interview appeared first on Carbon Brief.

DeBriefed 10 July 2026: Deadly Europe heat | EU electrification leak | COP31 president interview

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Climate Change

Eight facts about air conditioning amid an overheated global debate

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As successive heatwaves hit Europe, air-conditioning (AC) has emerged as a new front in the international “culture war” over climate action.

France, Germany and the UK have experienced record-breaking heat and thousands of heat-related deaths this summer, with June temperatures in many regions passing 40C.

This has drawn attention to the relatively low rates of AC use in these countries – and in Europe as a whole – especially when compared to its widespread adoption in the US.

Legacy newspapers, bloggers and even Elon Musk have all weighed in on “European hostility” to AC, criticising Europe’s “cultural conservatism” and “overbearing governments”.

Right-wing politicians, including National Rally in France and the UK Conservatives, have styled themselves as champions of AC, while opposing efforts to tackle climate change.

Missing from most of these interventions is the fact that human-caused climate change has made once-rare heat far more common, in what is the world’s fastest warming continent.

Carbon Brief analysis for this article shows that, until the 2020s, it was rare for many European cities to see days above 30C, making AC an unnecessary expense.

Here, Carbon Brief explains – via eight facts – why AC rates in some parts of Europe are relatively low, as well as clarifies and contextualises some of the misleading claims circulating about the technology.

Much of Europe has not needed AC in the past

AC installation rates in northern parts of Europe are very low. The best available estimates suggest that 6% of households in Germany and just 4% in England use AC.

However, these rates are largely explained by the historical climates in these nations.

Unlike the US, much of the housing stock and infrastructure in Europe was built at a time when AC did not exist and was not necessary.

Moreover, nations such as France, Germany and the UK have only started to regularly experience extreme heat in recent decades.

The chart below shows the average number of days per year, in each decade since the 1950s, when maximum temperatures have exceeded 30C in major European cities. Capitals such as London and Paris have seen a significant jump since around 2000.

Average number of days per year with a daily maximum temperature of at least 30C in a selection of major European cities, for each decade since the 1950s
Average number of days per year with a daily maximum temperature of at least 30C in a selection of major European cities, for each decade since the 1950s. Source: Copernicus ERA5, Carbon Brief analysis by Dr Zeke Hausfather.

Prof Jan Rosenow, an energy and climate researcher at the University of Oxford, tells Carbon Brief:

“For most of the 20th century, northern Europe simply didn’t need cooling. Homes in Britain and Germany were built to keep heat in, not out, because winters were cold and summers rarely hot.”

Much of the commentary about the relatively low rates of European AC use focuses on cultural or “ideological” factors. (See: Some European nations have ‘resisted’ AC – but its popularity is growing.)

However, Rosenow says people’s views on AC in these countries likely stem from their historically colder climates. He adds:

“Attitudes formed around those facts, not the other way round…There is a cultural element, but it is the product of climate, not of some green ideological project.”

In the past, many in Europe relied on traditional methods to keep buildings cool. Richard Black, head of communications at Climate Analytics, made this point in a post on LinkedIn:

“Once, residents of cities such as Paris could cope with summer heatwaves by opening shutters and windows during the night, and closing them again in the morning to trap the cool air inside…We’ve reached a limit to this sort of adaptation.”

Now, with Europe around 2.5C warmer than pre-industrial levels, climate change is routinely driving record-breaking heatwaves, even in the north of the continent.

This is forcing a reappraisal of societies that were “built for a climate that no longer exists”, as the UK’s Climate Change Committee (CCC) put it in a recent report.

Experts broadly agree that much of Europe will indeed need more AC, particularly in spaces housing the most vulnerable populations, such as care homes, schools and hospitals.

At the same time, they also emphasise broader, “passive” efforts to make cities and homes cooler alongside increased AC use. (See: AC is not the only answer to overheating cities.)

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AC is already widely used in hotter parts of Europe

During periods of extreme heat, articles criticising “European hostility” towards the technology frequently note that “only about 20%” of households in Europe have AC.

Often, this is contrasted with the US, where more than 90% of households have AC installed. (In fact, the US is something of a global outlier, matched only by Japan.)

However, the continent-wide figure for Europe obscures the reality. In southern Europe – where temperatures are and have always been higher – AC is relatively common.

The map below, based on official EU data, shows that southern European nations use far more household energy for “space cooling” than those in the north.

Percentage share of household energy consumption used for “space cooling”, including AC, in EU member states and the Balkans
Percentage share of household energy consumption used for “space cooling”, including AC, in EU member states and the Balkans. Source: Eurostat.

Government figures show that nearly 60% of Italian households have AC. Household-level data in many countries is patchy, but various analyses have placed that figure at 70-80% in Greece and 41% in Spain – with higher penetration in the hotter, southern part of the country.

The same pattern can be seen within France. International coverage has stressed the country’s “cultural resistance to AC”, citing a nationwide figure from 2020 that suggests “only” 25% of French households have AC.

However, polling data from customers of the Hello Watt energy app suggests that there is a distinct north-south divide in French uptake. At least 60% of households in Mediterranean regions of France are equipped with AC, according to these figures.

This can be seen in the map below, with households across northern regions, including Paris, reporting far lower AC installation rates, often below 5%.

Percentage share of households equipped with AC in departments of mainland France
Percentage share of households equipped with AC in departments of mainland France, according to polling data. Source: Hello Watt.

Finally, when making such comparisons to Europe, it is worth noting that high rates of AC use reported for the entire US also obscure significant differences between – and within – US states. This, too, aligns with differences in regional climate.

Hotter states in the US south have near-universal AC access. But in Washington, a north-western state with a climate more comparable to that of western Europe, 66% of people have AC in their homes.

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Some European nations have ‘resisted’ AC – but its popularity is growing

International commentators have written extensively about Europe’s “longstanding resistance to cooling technology”, especially when compared to the US.

Newspaper editorials in the Washington Post and the Wall Street Journal, alongside numerous op-eds and blog posts, have added fuel to this “culture war”. Elon Musk has even promoted an AI-generated message stating that Europeans “should just install AC”.

Often, European attitudes are attributed to “guilt” about AC’s energy demand, “cultural conservatism” or “overbearing governments”. One commentator ascribed divergent attitudes in Europe and the US to “different ideas about physical suffering and sacrifice”.

Meanwhile, right-leaning commentators and climate-sceptic groups have blamed “climate policies, which view AC as an unnecessary luxury”.

In general, these critiques often fail to consider the most obvious explanation, which is that AC adoption is low in northern Europe because the historical climate made AC unnecessary.

Critical articles have instead drawn attention to restrictions on AC use in some European countries, as well as the lack of support for AC in official heatwave guidance.

For France, in particular, polling has indeed highlighted widespread disapproval of AC, both on environmental grounds and due to alleged health impacts. Such messages have also been voiced regularly in French media and by left-leaning and green politicians.

However, across Europe there are plenty of signs that such attitudes are shifting, following successive spells of extreme heat.

Amid the June heatwave, there were reports from Germany, France and the UK of “skyrocketing” AC sales. This surge was even acknowledged by the foreign ministry in China, due to the nation’s role in supplying many of these products.

The shift is taking place in politics as well. Marine Tondelier, leader of the French Green party – which has traditionally opposed AC – recently stated that “there are places where we just can’t do without AC anymore”.

Overall, AC has been on the rise across Europe, with France, Spain and the Netherlands all using more than twice as much energy for AC and other “space cooling” technologies in 2024 as they did in 2015.

AC production in Germany has also risen by at least 75% in recent years and a growing share of German homes are being built with it installed.

Notably, there is little evidence that “climate policies” are blocking Europeans from installing AC. Polling in Germany shows that, while people are concerned about environmental impacts, the high costs of installing and running it are perceived as greater barriers.

Finally, there is an important distinction between individual AC units in people’s homes and installing them in public spaces, such as hospitals, care homes and schools.

While neither is widespread in France, support for the latter can increasingly be found across the political spectrum, from Greens to the far-right National Rally (RN).

Back to top

AC emissions are growing, but its climate impact could be limited

Some people have noted that a wider rollout of AC in Europe could drive up emissions.

As noted in the Financial Times by columnist and chief data reporter John Burn-Murdoch, there is a logic to this argument, “at least superficially”. He writes:

“AC uses a lot of energy; if the proposed defence against emissions-driven global warming means emitting more, then we have an obvious problem.”

The emissions impact of AC depends heavily on the generation mix of a country’s power sector.

According to the International Energy Agency (IEA), “space cooling” – mostly AC, but this does include some fans – used 2,100 terawatt-hours (TWh) of power globally in 2022.

As such, it was responsible for 1bn tonnes of carbon dioxide (CO2) from electricity use globally. This equates to around 2.7% of total CO2 emissions globally from fossil fuels and industry.

(As well as indirect emissions through power use, AC units can also directly release greenhouse gases – used as AC refrigerants – when they leak or are improperly disposed of. Following the 2016 Kigali Amendment, countries are progressively trying to phase down the use of potent greenhouse gases in AC units.)

In a LinkedIn post, Lauri Myllyvirta, lead analyst at the Centre for Research on Energy and Clean Air and regular Carbon Brief contributor, says:

“There is a lot of alarmist messaging about how much electricity AC uses. However, on an annual basis, the demand is not that substantial. Currently, AC uses about 1% of electricity in the EU and catching up to adoption rates in the US would double this.”

According to the IEA estimates from 2018, “if left unchecked, energy demand from AC will more than triple by 2050”, reaching 6,200TWh of power.

By mid-century, households would contribute the most to the increase (70%), with at least two-thirds of the world’s households potentially having AC, according to the Paris-based agency.

Decarbonising electricity grids and energy-efficiency improvements can reduce AC emissions and their impact on climate.

For instance, in countries with a low-carbon electricity mix – such as France, where nuclear energy accounts for 67% of its electricity generation – expanding AC would have a more limited climate impact than in other countries.

In countries such as India, there could be a more significant increase in emissions as AC is adopted, due to the role coal plays in the country’s energy mix, especially during the night. Demand is growing fast – following low access historically – and many AC units are inefficient, with high electricity use.

According to a new working paper from the India Energy and Climate Center (IECC) at the University of California, Berkeley, “room AC” – portable plug-in units, as opposed to those permanently installed in buildings – already accounts for nearly one-quarter of India’s peak electricity demand (60-70GW) – and this is before the majority of Indian households have bought their first AC unit.

Dr Nikit Abhyankar, co-faculty director of the IECC, tells Carbon Brief that, as AC use is expanded across the world, it should be paired with solar and battery storage, where the “economics have completely shifted” in the last few years. This will help to cut both energy bills and emissions.

According to the IEA, accelerating energy efficiency improvements could deliver more than one-third of all CO2 emission reductions between now and 2030.

The global energy demand needed to run ACs alone in 2050 could be reduced by 1,300GW – the equivalent of all of China and India’s coal plants – through energy efficiency measures, it estimates.

Aditya Valiathan Pillai, a climate adaptation researcher at King’s College London, tells Carbon Brief that, as the use of AC expands, there is a conversation to be had about where and “what type of technology [is used] and who gets access” to it.

A final point is that many AC units are air-to-air heat pumps, which can efficiently heat homes, as well as keeping them cool. As such, wider AC adoption could boost the adoption of electrified heat, helping to cut emissions from gas boilers.

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Heat from AC can contribute to directly warming cities

Some critics of AC mention its electricity demands and associated CO2 emissions from fossil-fuel combustion, which contribute to raising the temperature of the entire planet. (See: AC emissions are growing, but its climate impact could be limited.)

But AC also has a localised impact. It works by removing heat from indoor air and pushing it outdoors, raising temperatures on the street and exacerbating the “urban heat island” effect.

Left-leaning French politicians are among those citing this as an argument against AC, particularly in cities. Indeed, Emmanuel Grégoire, the Socialist mayor of Paris, appeared to be making this point in an interview with Le Monde, during the June heatwave:

“[AC] can be useful for cooling collective spaces and protecting the most vulnerable populations, but individual AC is a scourge – it makes the problem worse by heating the city even more.”

One study concludes that, in a city such as Phoenix, Arizona, where the technology is widespread, AC use during a heatwave can raise night-time temperatures by 1-1.5C.

Another models a nine-day heatwave in Paris – in a future with “massive” AC use – and finds an increase in external temperature of more than 2C, due to heat emitted by the units.

Given this, some scientists argue that AC can be a form of climate “maladaptation” – referring to actions that backfire and make people more vulnerable to global warming.

The Intergovernmental Panel on Climate Change (IPCC) has highlighted this issue, concluding:

“AC may constitute a maladaptation because of its high demands on energy and associated heat emissions, especially in high-density cities.”

Compared to the US, more people in Europe live in dense, urban areas. According to Dr Vincent Viguié, a climate change economist at École des Ponts ParisTech, this could leave Europeans more exposed to heat from AC units. He tells Carbon Brief:

“If you live in a neighbourhood that is not dense, like in a suburban neighbourhood or in the countryside, you don’t care about this…So, once again, there is a key difference between US and European cities.”

Viguié is among the experts arguing that other climate-adaptation measures should be considered alongside AC, to keep entire cities cool – not just individual homes. He says:

“It’s not to say that the heat released by AC by itself is a reason to forbid AC…It’s just that not taking that into account may lead to bad decisions.”

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More AC could help to reduce heat deaths in Europe

Heatwaves can be deadly, especially for older or vulnerable members of society.

According to climate scientists at World Weather Attribution, “heatwaves cause more deaths in Europe than all other natural hazards combined”.

The heatwave in June 2026 is estimated to have killed more than 20,000 people in Europe. In France – which has seen some of the hottest temperatures – the heatwave caused more than 2,700 heat-related deaths, according to analysis published by Carbon Brief.

AC does help to protect people from the effects of extreme heat. A 2021 study found that globally, AC averted an estimated 190,000 heat-related deaths annually during 2019-21.

With its much higher penetration of AC, the US has fewer deaths due to extreme heat than Europe.

Heat kills around 11 people out of every 100,000 in Europe, compared to around two people in the US, according to analysis by data scientist Dr Hannah Ritchie from Our World in Data.

Several publications have pointed out that “Europe’s heatwaves are deadlier than American gun violence”. While this is technically accurate in absolute terms, Ritchie says the comparison is “a bit silly” for a number of reasons, not least because on a per-capita basis, US gun deaths are higher.

Average annual deaths per 100,000 for heat and gun deaths in the US (red) and Europe (blue) to as close to the end of 2024 as possible
Average annual deaths per 100,000 for heat and gun deaths in the US (red) and Europe (blue) to as close to the end of 2024 as possible. Heat deaths are based on excess death methodology, not death certificates. Source: By the Numbers.

However, experts suggest that AC is only one part of a wider effort to protect people from extreme heat.

A 2020 study looking at heat-related mortality in Canada, Japan, Spain and the US, found that excess deaths due to heat decreased between 1972 and 2009.

For example, the proportion of deaths due to extreme heat fell from 1.7% to 0.5% over the period in the US and 3.5% to 2.8% in Spain.

However, an increase in AC only explained 16.7% of the drop in the US and 14.3% in Spain.

The research concludes that “other factors have played an equal or more important role in increasing the resilience of populations”. This is supported by research that shows changes to cities, such as planting more trees, as well as behavioural shifts and public-health measures, can all protect people from dangerous heat.

Additionally, across Europe there is already a range of policies and measures in place to protect the most vulnerable from heatwaves. Many of these were brought in following the unprecedented summer of 2003, when 70,000 died from extreme heat.

These policies were highlighted by French environment minister Agnès Pannier-Runacher, in response to the far-right National Rally (RN) party’s AC proposals:

“The incompetent RN has just found out that nursing homes need air-conditioned rooms. Thank you, but it’s actually been mandatory since 2004.”

Another study found that measures that have already been rolled out in France would cut the projected death toll of a 2003-like heatwave by more than 75%. This is in part due to the expansion of AC in places such as nursing homes, but also other approaches, such as heat action plans.

For example, France has a multi-tiered action plan, which includes local governments ensuring access to cooled spaces and water, keeping a list of vulnerable individuals for targeted interventions, as well as national information campaigns.

According to the UN’s office for disaster risk reduction, this French plan has led to a “significant reduction in heat-related mortality”.

While action plans have proved successful in a number of nations, less than half of European countries have such a plan in place.

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‘Net-zero rules’ are not blocking AC installation in the UK

In the UK, Conservative politicians and right-leaning media have tried to pit the adoption of AC against net-zero policy.

Writing in the climate-sceptic Daily Telegraph, columnist Matthew Lynn claimed falsely:

“Strict net-zero rules now mean that aircon is effectively banned in the UK.”

(Further down the article, he concedes: “AC is not strictly speaking banned in new-build homes in the UK. But tough environmental rules mean that it is very hard, and expensive, to install in practice.”)

The same narrative has been used in articles by GB News, the Sun and others. A separate article in the Daily Telegraph’s “money” section goes further, claiming that AC had been “torn from homes under net-zero clampdown”.

A blog post from the Ministry of Housing, Communities and Local Government rebuts these claims, stating:

“There has been media coverage this week suggesting that AC is banned in homes. This is incorrect.”

For the UK, while it is true that fewer than 5% of homes currently have AC, this is largely due to the fact that it was not hot enough in the past to warrant the expense. Historically, the focus has therefore been on keeping buildings warm, rather than cool.

Extreme heat has previously been rare in the country, so homes were built with insulation and other measures to keep heat in during the “dank winters”. (See: Much of Europe has not needed AC in the past.)

Current regulations do not ban the installation of AC outright. However – as the government’s blog post notes – there is no blanket rule, meaning there are some localised differences.

Certain areas – or certain kinds of properties – may be subject to additional complications for installing AC.

In a 2025 video on Instagram, shadow secretary of state for energy security and net-zero Claire Coutinho referenced the London plan, for example, which is a framework for development in the capital launched in 2021. She said:

“[London mayor] Sadiq Khan says no. The London plan says we shouldn’t have air con because it uses too much energy. But this is mad! This is a poverty mindset that we need to get away from.”

The London Plan does not stop homes from having AC. It simply says that, for new buildings, passive design measures should be prioritised, such as the orientation of the building, the window design and incorporation of measures such as external shading and trees.

A recent response from the mayor added further measures, such as the need to “minimise the necessity for the operation of mechanical measures including AC, which would further add to the heat island effect within urban areas and add operational cost to residents”.

Elsewhere, new-build homes across England must meet the requirements of “part O” of the 2022 building regulation updates. This includes addressing overheating in buildings through energy-efficient design and prioritising passive cooling, with AC as a last resort.

For existing buildings, most AC units fall under “permitted development rights”, meaning no planning application is required to install them.

Additionally, regulations were relaxed in 2025 to make it easier to install an air-to-air heat pump – which can both heat and cool air – without planning permission.

This means that, far from blocking the expansion of AC, net-zero policy has made it easier to install specific cooling systems.

Speaking to Carbon Brief, Andrew Sissons, director of sustainable future at Nesta, says the government must now implement its announced £2,500 subsidy for air-to-air heat pumps “as quickly as possible”, to further ensure that the technology can be rolled out efficiently. He adds:

“[The government] should also continue to expand permitted development rights for air-to-air heat pumps, with a particular focus on flats and homes in denser areas. As long as heat pumps meet the MCS [Microgeneration Certification Scheme] noise test, there are few reasons to limit their use via the planning system.”

Some properties, such as large homes, listed buildings or those in conservation areas, may still require planning permission to install an air-to-air heat pump or other AC. Sissons notes that this can add cost and delay to installation.

While it cannot be said that AC has been blocked or banned due to net-zero, neither has it been prioritised.

This may shift as temperatures continue to rise. UK government advisors at the Climate Change Committee (CCC) suggest that 22% of the UK’s housing stock will likely need active cooling, such as AC, to cope with 2C of global warming.

The CCC’s recent adaptation report also calls for all new homes to be built using low-cost, passive cooling measures, alongside more AC.

Active cooling such as AC is more likely to be needed for retrofitting existing homes, the report adds.

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AC is not the only answer to overheating cities

AC has become increasingly politicised in Europe, as demonstrated by France’s RN party announcing its “grand plan for AC” in all public buildings.

As noted by Dutch MEP Gerben-Jan Gerbrandy, this “far-right” embrace of AC is coming from the same people who for years have “delayed emissions reductions”.

In response, left-leaning policymakers in Europe have frequently downplayed the role of AC, prioritising programmes of urban greening and retrofitting older buildings.

Such approaches for dealing with extreme heat have already proved successful. Therefore, many experts argue that these methods, alongside AC, will be essential to prepare for a hotter world.

According to the IPCC’s sixth assessment report, adaptive infrastructure, such as urban forests and green roofs, can reduce energy use because of cooling, with co-benefits for climate, air quality, physical and mental health.

While retrofitting older buildings for heat as well as insulating them from the cold might prove challenging, urban greening and an active shade policy – one that determines how much of every street is exposed to direct sunlight – are simple measures cities can adopt.

Some experts have also warned about the high cost of running AC, expressing concerns that excessive reliance on the technology could increase energy poverty.

In a Carbon Brief guest post published in 2025, researchers at the Basque Centre for Climate Change found that framing AC as the “default solution” can miss the opportunity to design “more inclusive, human-centred responses” to rising temperatures.

William Lewis, a PhD candidate and one of the guest post’s authors, tells Carbon Brief it is not a case of “one or the other”, when considering AC and other options:

“We have this opportunity in European countries to choose a slightly different path [from the US], which isn’t AC in every single home.”

King’s College London’s Pillai says that, by centring the debate on AC, the far-right response to the heatwaves in Europe has “completely neglected the science of how you cool human beings”.

There are many solutions, he adds, that are already widely used across hot developing countries, such as ceiling fans, windows that open and cross-ventilation, as well as strategies to reduce cumulative hours of heat exposure.

Pillai tells Carbon Brief that, while places reaching 42C and higher “definitely need to think about AC very seriously”, places in the “low to mid 30Cs” could rely on these alternatives.

Behavioural change, he adds, is the “least glamorous part” of heat policy, but “pulls most of the weight” of protecting people. These include a wide range of actions and responses – from reducing heat exposure, to wearing lighter clothing and drinking more water and fluids.

There are also workplace protections. Pillai tells Carbon Brief that these could include legislation on mandatory work breaks, cooling and shade requirements at workplaces, as well as health insurance that covers heat stress days that have been lost by heat-exposed workers.

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The post Eight facts about air conditioning amid an overheated global debate appeared first on Carbon Brief.

Eight facts about air conditioning amid an overheated global debate

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