Welcome to Carbon Brief’s Cropped.
We handpick and explain the most important stories at the intersection of climate, land, food and nature over the past fortnight.
Key developments
Still at sea
DARK OXYGEN: Scientists discovered “dark oxygen” being produced in the deep ocean, “apparently by lumps of metal on the seafloor”, BBC News reported. The study challenges the “long-held assumption” that oxygen is produced exclusively through photosynthesis, CNN reported. Ocean scientist and lead author Dr Andrew Sweetman “observed the phenomenon time and time again over almost a decade” at several locations in the mineral-rich Clarion-Clipperton Zone in the Pacific, the outlet added. Canada’s The Metals Company, which partially funded Sweetman’s research, “attempted to poke holes in the study”, according to E&E News, but Sweetman stood by his team’s findings.
O CAPTAIN, MY CAPTAIN: The study created ripples at the ongoing seabed mining talks in Kingston, Jamaica, delegates told Carbon Brief. However, nations negotiating rules to govern the sector are also “face[d with] a critical vote” to decide who will head the International Seabed Authority (ISA), a decision “that could impact the nascent industry for years”, the Guardian wrote. Ahead of “one of the world’s most important elections…you’ve never heard of”, Foreign Policy carried an in-depth interview with Brazilian oceanographer Leticia Carvalho. Carvalho is standing for election against the ISA’s current chief Michael Lodge, “who has been criticised for allegedly having cosy ties to eager mining firms”.
RUDDERLESS WORLD: Despite heated talks, the meeting is drawing to a close with mining rules “still far from finalised”, but no mining authorised, according to the Deep Sea Conservation Coalition. Malta, Honduras, Tuvalu and Guatemala announced they were joining in the call for a “precautionary pause” on deep-sea mining, taking the number of countries pushing for a moratorium, pause or ban to 31 countries, according to the Earth Negotiations Bulletin. Palau’s president lamented: “We are once again at the mercy of powerful external forces, reminiscent of colonial exploitation that scarred our history.” For a detailed breakdown of country positions, evolving science and state of play, read Carbon Brief’s new Q&A on deep sea mining, published today.
UN hunger report
FOOD INSECURITY: Around one in five people in Africa faced hunger in 2023 as “major drivers”, including climate change and conflict, became “more frequent and severe”, a new report from the UN Food and Agriculture Organization (FAO) found. More than 700 million people around the world were undernourished in 2023, the report estimated – an increase of around 150 million people compared to 2019. “Transforming agrifood systems is more critical than ever,” the director general of the FAO, Dr Qu Dongyu, said in a statement. He added that the FAO is “committed to supporting countries in their efforts to eradicate hunger and ensure food security for all”.
AFRICA IMPACTS: Food insecurity is an issue in many parts of the world, “but Africa is at the epicentre of the crisis, with hunger on the rise across the continent”, Context News said in its coverage of the report. East Africa had the highest number of people going hungry on the continent – more than 138 million people in 2023, the outlet noted. Dr David Laborde, director of the agrifood economics division at FAO, told the New Humanitarian that “hunger level remains high, higher than in 2015” – the year that countries adopted the UN sustainable development goals for 2030, which include an aim to end hunger.
DROUGHT: Meanwhile, the prime minister of Lesotho, Sam Matekane, declared a “national food insecurity disaster” as around 700,000 people in the small African country face drought-related hunger, according to the Lesotho Times. The “critical” situation needs “national, regional and international humanitarian intervention”, the president said. Lesotho and other southern Africa countries including Zambia, Zimbabwe and Malawi were hit by drought in recent months, scorching crops and leaving millions at risk of hunger, the Associated Press reported earlier this year. A rapid attribution study found that the El Niño weather pattern was the key driver behind this drought.
Spotlight
What Venezuela’s election means for the Amazon
In this Spotlight, Carbon Brief looks at what Venezuela’s disputed election results could mean for illegal mining in the Amazon rainforest.
Earlier this week, Nicolás Maduro was declared the winner of the Venezuelan presidential election by the “government-controlled electoral authority”, the Guardian reported.
The country’s opposition disputed the results as “fraudulent”, BBC News said, while protests broke out in the country’s capital of Caracas.
Pre-election polls showed Maduro, who has served as Venezuela’s president for the past 11 years, falling behind as “voters express[ed] exhaustion over Venezuela’s economic crisis and political repression”, Al Jazeera said.
According to Mongabay, there was “little room for discussion about environmental issues” in the build-up to the election amid focus on whether the vote would be “anything close to free and fair”. The outlet said that this is “despite the fact that the country has plunged into a crisis so severe that many observers now call it an ecocide”.
Amazon impacts
Venezuela is among the world’s most biodiverse countries and it holds almost 7% of the Amazon region.
In 2022, Mongabay reported that more than 140,000 hectares of primary forest were lost in the Venezuelan areas of the Amazon over 2016-20.
New Scientist also reported in 2022 that pristine forest loss in the Venezuelan Amazon “is estimated to be increasing by around 170% annually” due to “a state-sanctioned boom in gold mining”.
Luis Jiménez, the general coordinator of the Venezuelan conservation NGO Phynatura, believes that Maduro remaining in power would continue the “exponentially accelerated” destruction of the Amazon.
He tells Carbon Brief that mining has impacted “important protected natural areas” in Venezuela, such as the Canaima and Yapacana national parks, which “apart from protecting large, megadiverse forest spaces, are home to 31 Indigenous ethnic groups”.
Jiménez believes another Maduro term would continue this “extractivist economy, which in no way benefits local communities or the rest of Venezuelans”.
Indigenous rights
In 2022, the NGO Human Rights Watch “documented horrific abuses” of Indigenous peoples “by groups controlling illegal gold mines in southern Venezuela, operating with government acquiescence”.
Last year, the Venezuelan government launched a military option to “expel more than 10,000 illegal miners from the Amazon, according to an Agence France-Presse article published in Deutsche Welle.
The article noted that Maduro said illegal mining was “destroying” the Amazon.
On deforestation, Venezuela and Bolivia were the only Amazon countries to not sign a 2021 global pledge to work towards halting deforestation by 2030.
But, in 2022, Venezuela and Colombia proposed relaunching the 1978 Amazon Cooperation Treaty Organisation, a pact between Brazil, Bolivia, Guyana, Peru, Suriname and Venezuela to protect the Amazon.
The countries then met for the first time in 14 years last August, committing to act together to prevent the rainforest “from reaching the point of no return” – but stopped short of agreeing on a common target to end deforestation.
Politicians in the US, Chile, Argentina and around the world have cast doubt over the Venezuelan election results, Reuters said. Maduro has allegedly pledged to release the full voting records, a Brazilian government official told Bloomberg, amid continued protests and tension in the country.
News and views
MILKING THE SYSTEM: Big meat and dairy corporations are “mobilis[ing] significant resources to delay and derail progressive environmental legislation”, a Changing Markets Foundation investigation found. An examination of 22 of the biggest meat and dairy corporations across four continents revealed the use of distract, delay and derail tactics, mirroring those of “big oil”. Distraction tactics, such as greenwashing, steer the spotlight away from the lack of climate action, the report said, adding that companies are using “industry-funded academic research to downplay” the sector’s environmental impact. Delay tactics “ask governments to slow down any regulation by claiming that [companies] are already taking voluntary action”. Finally, the “most aggressive” derail tactics focus on political activity, including millions spent on donations and lobbying, the report said.
COP16 THREAT MONITORING: The organising committee of the COP16 UN biodiversity summit, which will be held in Cali, Colombia in October, sought to reassure delegates after online threats from a “dissident rebel group”, reported the Guardian. The organisers reiterated that “the safety and wellbeing of all participants, attendees and collaborators are our top priority”, the newspaper added. This came after threats made by the Central General Staff (EMC) in a post on Twitter that was addressed to Colombian president Gustavo Petro and said that COP16 would “fail”. The threat came during a ceasefire breakdown between the Colombian government and factions of the EMC, which is active near Cali. The organising committee has assured that it is “closely monitoring the situation and working to establish the validity of the [threats] on social media”.
NEW GROUPS: The new European parliament agriculture committee has been formed of “predominantly right-leaning” politicians, Euronews reported. The “heightened political significance” of the committee after EU farmer protests earlier this year “has attracted top-tier MEPs and lawmakers with little ties to the agricultural world”, Euractiv reported. Some “unexpected faces” in the committee formed after the June parliament elections include a “Spanish far-right YouTuber Luis ‘Alvise’ Pérez”. Meanwhile, the bloc’s yet-to-be-announced agriculture commissioner could be Luxembourg’s Christophe Hansen from the European People’s Party, Politico speculated.
BIRD FLU BROILER: Extreme heat may have played a key role in the bird flu outbreak that infected five workers in the US state of Colorado earlier this month, the Guardian reported. The newspaper said the workers, tasked with culling poultry with the virus, became infected themselves, as their protective gear failed to work correctly amid extreme temperatures. CNN said temperatures at the time were above 40C, with large industrial fans being used to try to control the heat. “We understand those large fans…were moving so much air…the workers were finding it hard to maintain a good seal or a good fit either between the mask or with eye protection,” said Dr Nirav Shah, principal deputy director of the US Centers for Disease Control and Prevention, told CNN.
WASTE NOT: Leaders of Pacific Island states have come to an agreement with Japan over the latter’s “controversial” discharge of treated nuclear wastewater into the Pacific Ocean, according to the Pacific Islands News Association. Japanese prime minister Fumio Kishida assured the Pacific Islands Forum that the practice was being done “in compliance with international safety standards and practices”, while Pacific leaders “emphasised the need for Japan to continue providing sincere and transparent explanations” about the process. However, Prof Robert Richmond, the director of the University of Hawaii at Manoa’s Kewalo Marine Laboratory, “voiced significant concerns” about the efficacy of the treatment and the monitoring programme that is currently in place, the outlet said.
DAMAGED GOODS: A cattle rancher in Brazil has had his assets frozen in the “largest civil case brought for climate crimes in Brazil to date”, the Guardian reported. Dirceu Kruger will be compelled to pay more than $50m in “compensation for the damage he had caused to the climate through illegal deforestation”, according to the newspaper. The price tag was calculated based on the number of hectares that Kruger was found to have deforested, the average greenhouse gas emissions from damaging the rainforest and a calculation of the “social cost” of carbon. The money will be paid into the country’s climate emergency fund and the rancher will also “have to restore the land he degraded so it can become a valuable carbon sink again”, the outlet said.
Watch, read, listen
CLIMATE FINANCE: Dialogue Earth explored uncertainties around ocean communities being able to access “loss and damage” funding for those impacted by climate change.
US ELECTION: The “record on the environment” of Kamala Harris – US vice president and Democratic frontrunner for the country’s presidential election – was discussed on the NPR Living on Earth podcast.
GROWING PAINS: A feature in Al Jazeera looked at the “uncertain future” for women coffee farmers in the “conflict-ridden” eastern Democratic Republic of the Congo.
HOT WATER: The Financial Times examined the “dangerous effects of rising sea temperatures”.
New science
Indigenous food production in a carbon economy
Proceedings of the National Academy of Sciences
A new study has revealed that replacing locally harvested foods with imported market substitutes in Canada’s Inuvialuit Settlement region “would cost over C$3.1m [US$2.3m]…and emit over 1,000 tonnes of CO2-equivalent emissions” annually. The study modelled the cost of substituting local food harvests with market replacements in the region. The study found that gasoline use would add about “C$295,000 [US$213,611] [to harvesting costs] and result in 315 to 497 tonnes of emissions”, in contrast to the much higher costs and emissions associated with substituting local foods with imports. Disregarding local food systems could, therefore, “undermine emissions targets and adversely impact food security and health in Arctic Indigenous communities”, the study added.
Global atmospheric methane uptake by upland tree woody surfaces
Nature
New research found that tree bark can absorb methane from the atmosphere, meaning that the climate benefits of protecting forests “may be greater than previously assumed”. Researchers measured the methane exchange on tree stems in a range of forests in the Amazon, Panama, UK and Sweden. They found that microbes in bark could help trees to take in between 25-50m tonnes of atmospheric methane each year, with tropical forests taking in the highest levels of methane. The researchers conclude that identifying tree species that can absorb the most methane could help to tackle the global growth of the potent greenhouse gas in the atmosphere.
Cost-effectiveness of natural forest regeneration and plantations for climate mitigation
Nature Climate Change
A new research effort has created global maps illustrating what is likely to be the most cost-effective reforestation method in 138 low- and middle-income countries. To create the maps, the researchers used machine learning to combine data on the likely implementation costs of passive natural regeneration and reforestation through plantations, as well as household survey data on the opportunity costs of reforestation, data on the most suitable tree species to plant in each area and the likely carbon accumulation in each area. The research found that plantations offer the most cost-effective form of reforestation over 54% of the land included in the study, while natural regeneration would be most effective over 46% of the land.
In the diary
- 9 August: International day of the world’s Indigenous peoples
- 11-15 August: World Water Congress and Exhibition | Toronto
- 12-16 August: Working group on benefit-sharing from the use of digital sequence information | Montreal, Canada
This is an online version of Carbon Brief’s fortnightly Cropped email newsletter. Subscribe for free here.
Cropped is researched and written by Dr Giuliana Viglione, Aruna Chandrasekhar, Daisy Dunne, Orla Dwyer and Yanine Quiroz. Antara Basu also contributed to this issue. Please send tips and feedback to cropped@carbonbrief.org.
The post Cropped 31 July 2024: Deep-sea mining talks; UN hunger report; Venezuela election and the Amazon appeared first on Carbon Brief.
Cropped 31 July 2024: Deep-sea mining talks; UN hunger report; Venezuela election and the Amazon
Climate Change
As El Niño intensifies, we should be investing more in the world’s farmers
An exceptional El Niño is building. The World Meteorological Organization (WMO) says it has intensified to very strong levels and is likely to last at least through February 2027. If its current trajectory holds, it could become stronger than anything seen since WMO monitoring began four decades ago.
That is bad news for agriculture. El Niño – a naturally occurring weather phenomenon – can scramble rainfall patterns across the world, bringing drought to some regions and floods to others. And this time it is unfolding against the backdrop of a significantly hotter climate, with farmers already contending with unreliable growing seasons, extreme heat and less predictable rainfall because of global warming.
El Niño expected to bring next record-hot year as soon as 2027
We are seeing the consequences already. In Sri Lanka, drought linked to El Niño has dried wells and reservoirs and cut into crops and farmer incomes. Indonesia is experiencing its worst wildfire season in 11 years, with prolonged drought and extreme heat exacerbated by El Niño. And in Peru, authorities are preparing for the opposite extreme: intense rains, flooding and landslides which the national civil-defence agency says could affect around 1.2 million people.
These impacts will multiply as El Niño intensifies.
And yet, just as the risks to food production are rising, the money available to help farmers withstand them is shrinking.
10% funding decline in 2024
A forthcoming analysis from the Food and Agriculture Organization (FAO) shows that climate-related development finance for agrifood systems is moving in the wrong direction. In 2024, the latest year for which data is available, it fell by 10 percent compared with a 2 percent overall decline. The sectors that put food on our tables — crops, livestock, forestry and fisheries — received just 5 percent.
Yet this is precisely the moment when climate investment in agriculture needs to grow, not shrink. It can help communities adapt, build resilience and protect food security, while unlocking larger flows of public and private finance. Agriculture feeds us, supports the livelihoods of well over a billion people, and is often the first sector hit by drought, floods and extreme heat. Cutting that investment now is a false economy.
One failed harvest can plant the seed for the next crisis, forcing farmers to eat the seed they have saved for planting, sell livestock or tools, or take on debt. It can also deepen food insecurity, disrupt supply chains and drive up prices, showing up months later in supermarket aisles far away.
The Central American Dry Corridor, stretching through much of the region, shows both how exposed farmers are, and what investment can do. Based on an analysis of 41 years of satellite observations, FAO finds that some crop and pasture areas there face more than a 50 percent chance of agricultural drought over the coming months.
About half of Central America’s 1.9 million producers of maize, beans and other basic grains live in the Dry Corridor. Many grow food both for sale and for their own families. When a harvest fails, they lose both income and dinner.
El Salvador project conserves water and soil
In El Salvador, which lies within the Dry Corridor, more than 50,000 farmers have adopted practices to better withstand drought and increasingly unreliable rainfall through RECLIMA, a project financed by the Green Climate Fund and implemented by FAO in partnership with the government of El Salvador. It has substantial national co-financing, including from the country’s Environmental Investment Fund.
El Niño can intensify El Salvador’s annual mid-season dry spell, known as the canícula, turning it into a longer, harsher drought just as maize needs water most.


For María Cristina Corvera de López, a second-generation farmer in rural Nahualapa, adapting means changing how every drop of rain is captured and used. She plants trees alongside her crops to provide shade and minimise evaporation and uses simple irrigation channels and a homemade drip system to conserve water. Instead of burning stalks, leaves and husks after harvest, as generations before her did, she turns them into mulch to hold moisture in the soil.
“The effects of climate change are a constant challenge,” she says. But the new techniques have made her farm more resilient to El Niño as well. Where she once harvested about 50 bags of maize per acre, she now gets around 80, even during droughts. It’s enough to feed her family and sell the surplus.
Managing risk now cuts future costs
Together, these adaptations can mean the difference between losing a crop and getting through a dry season with enough food, seed and income to plant again. They are also the result of climate finance invested before disaster strikes.
RECLIMA shows what that kind of adaptation investment can buy. Adaptation accounted for 45 percent of climate-related development finance to agrifood systems in 2024, and multilateral development banks are directing more agricultural finance towards resilience. That shift reflects a growing recognition that adaptation is a form of risk management, not just a development cost.
We need much more of it. The same investments that help farmers withstand El Niño also enable them to adapt to a hotter, more unpredictable future. Cutting investment in the people who produce our food just as climate risks intensify does not save money. It simply pushes a much larger bill into the next harvest, the next food crisis, and the next El Niño.
The post As El Niño intensifies, we should be investing more in the world’s farmers appeared first on Climate Home News.
As El Niño intensifies, we should be investing more in the world’s farmers
Climate Change
Analysis: Lula presidency saved at least 20,000km2 of Brazilian Amazon since 2022
An area of Amazon forest roughly the size of the US state of New Jersey has remained standing due to Luiz Inácio Lula da Silva’s leadership of Brazil, according to Carbon Brief analysis.
Lula beat Jair Bolsonaro in the 2022 election to become president of the nation that is home to nearly 60% of the Amazon rainforest.
Forest loss surged during Bolsonaro’s far-right presidency and dropped sharply under the left-wing Lula, with Amazon deforestation likely to hit its lowest level on record this year.
Now, as another presidential election approaches, Lula is facing off against Bolsonaro’s son, Flávio Bolsonaro, whose “anti-environmental” policies are similar to his father’s.
Carbon Brief’s analysis suggests that at least 20,000 square kilometres (km2) of deforestation has been avoided since Lula took office and prioritised Amazon protection.
The analysis is based on modelling by an international research team of an alternative scenario in which Brazil’s flagship forest code legislation was not enforced – a proxy for Jair Bolsonaro’s leadership.
Experts tell Carbon Brief that this estimate is likely “conservative” and that actual deforestation under Bolsonaro could have been “much higher”.
With Lula and Flávio Bolsonaro tied in the polls, the upcoming election is expected to significantly shape the level of environmental action in the world’s fourth-largest emitter, whose emissions are largely driven by deforestation.
‘Brazil is back’
When Jair Bolsonaro was president of Brazil between 2019 and 2022, he championed the nation’s powerful agribusiness sector and oversaw an unprecedented increase in Amazon deforestation.
Bolsonaro weakened regulations, slashed federal agency budgets and empowered illegal activities in the Amazon, while attacking Indigenous and environmental groups.
This meant that the forest code – Brazil’s flagship legislation that requires landowners to preserve and restore forest on their property – was not properly enforced.
After Lula’s presidential victory in 2022, he promised to target “zero deforestation” by 2030, telling the COP27 UN climate summit that “Brazil is back”.
Lula rolled back Bolsonaro’s wave of deregulation and reinstated a deforestation “action plan”. Led by celebrated environmentalist Marina Silva, the environment ministry scaled up enforcement and policing activities in the Amazon.
As a result, annual deforestation in the Amazon has more than halved from 11,594km2 per year in 2022 to 5,731km2 in 2025.
Data from August 2025 to July 2026 – the timespan used in government records – is yet to be released, but preliminary satellite alerts put the deforestation figure at 2,874km2.
While the final figure is likely to be higher, experts still think Amazon deforestation in 2026 could hit its lowest level since records began in 1988.
New Jersey-sized forest
Compared to a scenario in which Bolsonaro won in 2022, Carbon Brief analysis suggests that at least 20,000km2 of Amazon forest remains standing today due to Lula’s leadership.
This area – roughly the size of Wales, Belize, Slovenia or the US state of New Jersey – is indicated by the grey area in the chart below.

This analysis is based on a 2023 study on the role of nature-based solutions in Brazil’s pathway to net-zero emissions. This was a refined update of a 2018 study that used the same GLOBIOM-Brazil model, from researchers at the University of Oxford, the International Institute for Applied Systems Analysis and Brazil’s National Institute for Space Research (INPE).
It is based on a comparison of forest code implementation with a “baseline” scenario in which the code is not enforced, reflecting the kind of weak governance seen under the Bolsonaro administration. (See Carbon Brief’s 2022 article for more details of this modelling.)
Dr Aline Soterroni, a University of Oxford researcher who led the 2023 analysis, tells Carbon Brief that the reversal seen under Lula “shows how quickly deforestation can respond to political will”.
However, she stresses that the modelling of the “no forest code” scenario is “relatively conservative”, with deforestation remaining high but not rising.
Deforestation in this scenario – used here as a proxy for a Bolsonaro election win – is tempered by slower demand growth for Brazilian beef and soy, says Soterroni. She notes that the scenario also does not capture the potential for illegal forest clearing in response to weak governance.
Indeed, some experts anticipated in 2022 that a Bolsonaro victory would send deforestation rates rising to near-record levels.
Claudio Angelo, international policy coordinator at Brazil’s Climate Observatory, tells Carbon Brief that if Bolsonaro had won in 2022, “we have reason to believe [this would have resulted] in much higher rates than during his first term”.
Angelo says the “political signal” would likely have driven an “explosion of wildcat mining” and illegal deforestation in the Amazon. He also points to efforts – including by Flávio Bolsonaro – to formally dismantle the forest code in the Brazilian congress, during Jair Bolsonaro’s first term.
Soterroni notes that deforestation rates did not immediately drop following Lula’s election, as suggested by modelling of a full “forest code compliance” scenario. She says this reflects the “gradual and imperfect process” of restoring and enforcing the law.
Nevertheless, she tells Carbon Brief:
“The key message from our modelling is the contrast between these trajectories: weak environmental governance keeps deforestation substantially higher than full implementation of the forest code. That message remains relevant today.”
Election significance
With Jair Bolsonaro in prison for plotting a coup after losing the 2022 election, his son Flávio Bolsonaro, a senator for Rio de Janeiro, is standing against Lula in the upcoming contest for president.
There are 13 candidates, but Flávio Bolsonaro and Lula are by far the frontrunners and are currently neck-and-neck in opinion polls.
If Lula wins, experts say he is likely to continue with the “zero deforestation by 2030” agenda that has already had a pronounced impact on forest loss.
As the chart below shows, periods when Amazon deforestation fell in recent history all occurred during Lula’s three terms as president.

In contrast, experts say Flávio Bolsonaro, a climate sceptic who has indicated he will continue his father’s political agenda and favour agribusiness and mining, will likely drive a surge in deforestation. Angelo tells Carbon Brief:
“At the risk of sounding alarmist, I’ve been saying that Lula’s re-election is the only thing standing between us and a wide destruction of the Amazon.”
A Bolsonaro win would be a “tremendous disaster”, says Dr Patricia Pinho, deputy science director at the Amazon Environmental Research Institute, adding:
“I don’t think we can afford four years of increasing deforestation [and] violence against Indigenous peoples.”
Dr David Lapola, an ecologist focused on Amazon research at the University of Campinas in Brazil, says he believes deforestation “would certainly rise” and Brazil’s climate and deforestation goals “would be thrown in the trash bin”. He tells Carbon Brief:
“The Bolsonaro administration in the 2019-2022 period showed that the deconstruction of environmental policies and institutes can be done very, very quickly.
“In a matter of a few months, they can destroy what has been constructed over decades of environmental policy and activism in Brazil.”
‘Greenest’ policies
Lula has the “greenest” policy proposals of Brazil’s six top-polling presidential candidates, according to analysis by the Climate Observatory.
The analysis identifies 16 “positive and detailed” environmental commitments in Lula’s proposals, including reaffirming his “zero deforestation by 2030” goal.
Flávio Bolsonaro, on the other hand, has one positive environmental commitment and seven “clearly anti-environmental” proposals.
The right-wing politician has committed to zero “illegal” deforestation by 2029. However, he has also previously led an attempt to change the forest code, opening up large tracts of previously out-of-bounds forest for legal clearance by extractive industries.
Given this, Angelo tells Carbon Brief that he is sceptical about the 2029 pledge.
“The only way you can trust him on this is to think that he is going to revoke the forest code and make all illegal deforestation legal.”

Lula is also the only major candidate to list a clear target for cutting national emissions, sticking with Brazil’s existing goal to cut emissions by 59-67% by 2035, compared to 2005 levels.
Overall, the Climate Observatory notes that climate change and environmental issues “are off the radar for most candidates”, who are instead focusing on the economy and security issues.
Pinho adds that deforestation and the Amazon have not been at the “forefront” of this election, compared to 2022.
If Bolsonaro wins, up to 95% of the Amazon would fall under the leadership of right-wing national governments – including those in Bolivia, Colombia, Ecuador and Peru – reported Mongabay. It noted that presidents in all these nations “explicitly favour agribusiness and mining over environmental conservation”.
If no candidate receives a majority of votes in the first round of Brazil’s election on 4 October, a runoff will take place on 25 October, as has happened at every presidential election since 1998.
Soy moratorium and Brazilian congress
Other factors will also play a role in future deforestation in Brazil, regardless of the next president.
One is the effective end of the Amazon soy moratorium. This is a voluntary agreement signed by companies committing to not buy soya beans grown on land in the Brazilian Amazon that was deforested after 2008.
Conservation organisation WWF’s international director general, Kirsten Schuijt, previously described it as the “most impactful voluntary supply chain policy ever implemented”.
However, major grain traders withdrew from the agreement earlier this year, effectively bringing it to an end. Pinho describes this move as a “huge destruction” of Brazil’s environmental protections.
Research shows the moratorium prevented around 18,000km2 of deforestation in its first decade of operation from 2005-16.
In contrast, a 2026 study estimated that the end of the moratorium could result in 14,000km2 of additional deforestation in the Amazon by 2036.
Alongside choosing a new president on 4 October, Brazilian voters will elect state governors and members of congress, which will also factor into future environmental impacts.
Right-leaning parties, including the far-right Liberal Party linked to the Bolsonaros, currently hold half the seats of the two chambers of congress.
This has led to conflict between lawmakers and Lula. For example, in 2025, congress bypassed Lula’s veto of several aspects of a controversial piece of legislation dubbed the “devastation bill”.
Pinho says that the potential for a right-wing congress and president would be “devastating for the environmental and climate agenda”.
Lapola notes that a Flávio Bolsonaro presidency “would consolidate the view in Brazil that environmental protection is solely a matter of political preference, and not a crucial need of all people”. He adds:
“Land pillage, destruction of precious biodiversity and scorning of Indigenous peoples simply cannot be a nation’s project in the 21st century. We have got to be smarter than that, for sure.”
related
Q&A: What change of power in Colombia could mean for world’s fossil-fuel transition
Brazil’s biodiversity pledge: Six key takeaways for nature and climate change
COP30: Could Brazil’s ‘Tropical Forest Forever’ fund help tackle climate change?
Guest post: How Caribbean states are shaping climate legislation
The post Analysis: Lula presidency saved at least 20,000km2 of Brazilian Amazon since 2022 appeared first on Carbon Brief.
Analysis: Lula presidency saved at least 20,000km2 of Brazilian Amazon since 2022
Climate Change
Alive on Earth, with you

This letter is a bit more direct and longer than most of those which I write, but I hope you will be okay with that, because the times seem to call for being plain.
A few weeks ago I got a text message from an old and dear friend —let’s call her Hannah.
I have enough shared life with Hannah that, whenever we talk, the conversation always feels current and effortless, despite gaps of months or even years.
Hannah has been talking with her son — we’ll call him Neil — who is a teenager and doing well in school, but wildly worried about the state of the world, including the imminent trajectory of global warming. Hannah and I don’t text each other other very often, but on this occasion she’s reached out with something visceral:
Neil has challenged me to point him to something hopeful, if I can find it. He says so far no one is showing any will to uphold the Paris Agreement. I am checking in to see how you still manage to have real hope.*
Then, just a few days later, the United Nations Environment Programme Limiting Overshoot report landed, containing the principal finding that it is likely the global temperature will soon exceed 1.5°C.
After that news, and the real time devastation in Nepal, and in the context of the broader state of the world, I found myself having multiple conversations with friends and colleagues about the structure of hope. I want to openly share that after a few of these exchanges, I metaphorically closed the blinds, and wondered how to feel, and what to do, because there is no avoiding the dreadfulness of the news, and what it means for the suffering of people and life on Earth.
But if you are fortunate enough to have time, space and security to do so, then after the darkness, you open the shutters and once again there is light. This is the structure of my innermost resolve.
* * *
Our lives — those of us living on our magnificent earth now — have the greatest possible purpose.
There is virtually no problem that we endlessly clever and creative, human beings cannot solve, when we work together.
And we are not just intelligent and ingenious; we are inherently social, nurturing and brave; capable of the deepest enduring love.
Each of the roughly 12,000 generations of humanity so far has made life possible for those who have followed, through acts of devotion.
Babies have been held and fed. Water and food have been found and shared. Shelter has been built. For 12,000 generations we have held the hands of our children.
Every single one of us was once carried in the arms of another, unable to walk ourselves. It is our thoughtfulness, kindness and care that have seen us through as a species. Sometimes this has been in the most exigent of circumstances, when enough of our ancestors did not give in, faced incredibly difficult things, to somehow make it through.
And so it comes to this. To what we now must do. We must do as 12,000 generations of people did for us.
The struggle to keep global warming to under 1.5 degrees may be over. The battle of return—to get our planet back to safe temperatures at emergency speed and scale — is just beginning. Upon this struggle depends the future of all we care about, and that of all life on Earth. The prospects of the next 12,000 generations are conditioned by our efforts now.
Our work now is to keep the overshoot as low as we can, make it as brief as possible, and do everything within our power to alleviate other pressures on nature. It is to take care of humanity — of one another — in the face of mounting climate and ecological damage. And by these efforts, create the conditions for future flourishing. Every fraction of every degree matters.
What must now be done is hard, much tougher than should have been necessary, because of the vested interests in coal, oil and gas and deforestation, and the failures of decision makers. And while renewable energy has surged, making the case for change much simpler, on the other side of the ledger there’s the reactionary and gangsterist turn of politics and the multiplier effects of wars and mass violence, with the existential destabilisation of big tech looming over all.
There is no sugarcoating the scale of difficulty. But what is necessary remains within our collective power. We must never, for one second, say that returning our planet to flourishing is impossible — many of the obvious solutions already exist; but even where transformation relies on reforms, technologies or capabilities that might sound fanciful, or historical changes that are unprecedented, this can be no barrier to our conviction. After all, much of what we take for granted today as ordinary features of social life, would have been considered impossible by every single generation before us.
The world has not been destroyed by nuclear war; we solved the growing hole in the ozone layer; Antarctica was kept sacrosanct from exploitation. Humanity has collectively triumphed before, and can do so again.
We can find the necessary social and political will to do what is needed because these are endlessly renewable resources. The necessary financial capital exists. Apart from the fossil fuel industry, the greatest barrier we face is to mistakenly concede that what lies before us is insurmountable. It is not.
We must avoid the siren song of fatalism. Because. It. Is. Never. Too. Late.
None of which is to be insensitive to the horrors already unleashed — the deadly and grotesque harm to people, places and species that cannot be undone; or to be blind to the impacts that are coming. But where we have the power to act, we also have the responsibility — and the extraordinary privilege — to do what must be done.
Although she is wounded, our planet is still alive and beautiful beyond all of our comprehension. Hundreds of billions of creatures live and thrive still upon this earth. Nothing has happened until it has happened, and life fights for life. Every beetle, every tree, all the fish in the ocean, the smallest of the geothermal shrimps, the greatest of the whales and the mightiest of the birds — all demand life every second of their existence, so that their species too may have future generations.
No individual has to know how to solve this alone. Indeed, finding some detachment and humility is essential to concentrate on the role that each of us can play.
Hope is not merely a mindset or a story we tell ourselves. Collective power is not abstract; it is what we do, together, applying ourselves to the practical mechanics of change and contestation within society, by being part of the organisations and networks of people that are dedicated to effective strategies. It is why I am so committed to Greenpeace.
Working from without and within, there are opportunities to make rapid change within institutions, governments, businesses and communities to create the social, economic and political momentum for emissions reduction at speed and scale, reminding ourselves always of what remains possible, even if it hasn’t happened yet.
We can return the planet to safer temperatures. We can put technologies back in the service of people and life. We can return to the assumptions that seemed so obvious just one generation ago — that it is both possible, and our obligation, to build a better future for all people, and for life on Earth.
I did write back to Hannah and Neil, to say honestly to a treasured friend and her son, that yes, as a matter of faith, conviction, evidence and strategy, absolutely there is real hope. And this is a pledge not just to Neil and his generation, but to the next 12,000.
Together, we have the power. Together, we cross this bridge through the dark. To secure an Earth capable of nurturing life in all of its magnificent diversity.
We did not choose to carry this historic responsibility, but here we are. And it is so lucky that we are here.
I wouldn’t choose any other time to be here, alive on Earth, with you.

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