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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.

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

Key developments

Brazil agri investigations

BOATLOAD OF BEEF: Major shipping firms transported more than half a million tonnes of beef and leather from slaughterhouses “linked to tropical forest destruction in Brazil” over the course of two years, the Bureau of Investigative Journalism (TBIJ) reported. Data showed that 12 meat plants run by Brazil’s top three beef companies were linked to an area of forest loss “three times the size of London” from 2021-23. Shipping firms then moved “hundreds of consignments” of beef and leather from these meat plants to Europe, the US and China in 2022-23, TBIJ found. Alex Wijeratna from environmental campaign group Mighty Earth told the outlet: “Major shipping companies are the silent enablers in the billion-dollar global trade of deforestation-risk commodities.”

DEFORESTATION LINKS: Separately, a report found that around 80% of Brazil’s major beef and leather organisations, plus their financiers, “have made no commitments to stop deforestation”, the Associated Press said. The report from nonprofit Global Canopy ranked meat giant JBS as the “most likely to be buying cattle and cow leather from recently deforested land” – despite the company being one of the few that have made public pledges to halt supply chain deforestation in future. JBS told the newswire that the report’s methodology provided a simplistic and inaccurate assessment of deforestation risk and ignored other factors, such as corporate policies. 

MULTIPLE CRISES: Elsewhere, a new report covered by Carbon Brief found that “siloed” approaches to tackling the interconnected issues of biodiversity, climate change, food, water and health are not “fully effective”. The report from the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES) found that focusing on a single element of these issues at the expense of the others will have negative impacts for humans and the planet. A second IPBES report looked at the “urgent and necessary” need for “transformative change” to tackle biodiversity loss and nature decline. Inger Andersen, executive director of the UN Environment Programme, said it “offers a roadmap for addressing the drivers of the nature crisis with tools for action across sectors and society”, Down to Earth reported. 

Desertification COP ends in disarray

NO DROUGHT DEAL: The COP16 desertification summit in Riyadh, Saudi Arabia, ended with no agreement on a “legally binding response to drought”, the Financial Times reported. Countries need more time to agree on the “best way” to deal with this “critical issue”, the head of the UN Convention to Combat Desertification (UNCCD), Ibrahim Thiaw, said. The FT noted: “African countries in particular pushed for the establishment of a legally binding drought protocol, while the US and EU bloc sought a framework that was less economically onerous, but was ready to be operational.” This outcome follows the recent “failure” to reach key agreements at biodiversity talks in Colombia and plastics talks in South Korea, the newspaper said.

ENDING: Countries signed off on some outcomes at the Riyadh COP, including to set up “official groupings for Indigenous peoples and local communities”, Climate Home News reported. Governments also agreed to extend the desertification convention’s remit “beyond drylands, to cover grasslands, shrublands, woodlands, savanna and tundra”, the outlet said. On the other hand, the summit left a “lot of loose ends”, including on finance, according to Think Landscape. In total, $12bn was pledged at COP16 to tackle desertification, drought and land degradation – but an estimated $355bn will be needed each year by 2030, the outlet noted. 

DRY LAND: Almost 78% of land around the world “likely became permanently drier” between 1990 and 2020, according to a UN report covered by Down to Earth. The report, released during COP16, said that 4.3m square kilometres of “previously humid landscapes” have turned into drylands over those three decades. The outlet said: “This transition has dire implications for agriculture, ecosystems and the livelihoods of those dependent on these regions, as reduced rainfall affects crops, pastures, people and nature.” 

Spotlight

The top five food, land and nature stories of 2024

For the final Cropped issue of the year, Carbon Brief rounds up our selection of the five food, land and nature stories that marked 2024. Cropped will return to your inbox on 15 January 2025.

SEVERE DROUGHT: In February, Carbon Brief covered research revealing that half of the Amazon will face “unprecedented” stress that could lead to a tipping point by 2050. Such stress – the result of a combination of factors, including climate change, deforestation, biodiversity loss and extreme weather – may convert vast rainforest areas into savannas. In October, Brazil’s Globo Rural reported that the drought in the southern Amazon – ongoing since 2023 – reached “critical levels”, hindering river navigation and isolating riverside communities.

SKYROCKETING FOOD COSTS: This year saw a global rise in food prices, from olive oil and oranges through to cocoa and coffee. Carbon Brief consulted a range of scientists and policy experts to best understand the factors behind the spiking prices, including extreme weather events, high input costs, geopolitical conflicts and increasing demand. The Financial Times reported that climate change is a major trigger for these prices, as it is “reducing crop yields, squeezing supplies and driving up prices”. Carbon Brief produced five charts that highlight climate impacts on food production and prices for various crops in the EU, UK, US and China.

DE- AND REFORESTATION: A report by the Forest Declaration Assessment noted that the world is “not on track to meet” its goals to halt and reverse deforestation and forest degradation by 2030. According to the report, the world has “barely made a dent in curbing deforestation”. In June this year, the EU Council gave the final sign-off to a nature law aiming to restore 30% of degraded habitats, including forests, rivers and wetlands by 2030, as Carbon Brief reported. EU countries will start implementing their restoration plans in July 2026, according to Earth.org.

MASS BLEACHING: This year also saw the “most extensive on record” event of coral bleaching, Reuters reported, citing the US National Oceanic Atmospheric Administration (NOAA). Satellite data revealed 77% of the world’s coral reef areas have undergone heat stress, leading to bleaching events, against a backdrop of “near-record ocean temperatures across the world”. Scientists dubbed this the “fourth global coral bleaching”. 

THREE COPS: Three COPs in a row closed out the year. Carbon Brief covered the COP16 biodiversity summit in Cali, which will resume in Rome in February 2025 to address unresolved issues, such as creating a new fund under the COP and a monitoring framework for countries’ progress in tackling biodiversity loss. Carbon Brief also reported on the COP29 climate talks in Baku, where food and nature featured “pretty weakly” in the negotiations, according to observers. The year ended with the UN desertification conference in Riyadh, which ended last week and failed to agree on a legally binding drought protocol, Inter Press Service reported.

News and views

‘EPIC’ MIGRATION: Climate change may have led a humpback whale to undertake “one of the longest and most unusual migrations ever recorded”, BBC News reported. The whale traveled from the Pacific Ocean to the Indian Ocean, covering a distance of 13,000 kilometres. Scientists described it as an “epic” migration and said it could have been driven by a reduction of food availability due to climate change or the search for a mate. 

PRICING BIODIVERSITY: Investors are “increasingly interested in addressing biodiversity risks in their portfolios” and putting a price on biodiversity through the creation of “green” funds, the Financial Times reported. The outlet cited experts in biodiversity investments who said the sector is becoming more aware of the impacts of biodiversity loss on inflation and GDP. It also said that the topic drew more attention at the COP16 biodiversity summit, held in Colombia this year, than at previous biodiversity summits. Separately, a recent study outlined a new framework for defining what a unit of nature is, as well as the risks of biodiversity credits.

FARMER FRUSTRATIONS: In Spain, tens of thousands of farmers took to the streets of Madrid to protest against a trade agreement between the EU and Mercosur countries in South America, Euractiv reported. The deal, which has been in the works for 25 years, would “create a free-trade zone spanning more than 700m people”, Politico said. It was given the final green light on 6 December, but has not yet taken effect, the outlet noted, adding that it is “furiously opposed by France, which fears that a glut of cheap poultry and beef imports would undercut its farmers”. Elsewhere, DeSmog and other outlets compiled a database of interests and “side jobs” of politicians on an EU agriculture committee. In the UK, farmers protested in London over tax changes, according to Reuters. 

RISKY BUSINESS: Bloomberg reported on the risks of an “unusual insurance policy” to aid disaster recovery that is “gaining ground” in Asia, Africa and the Caribbean. The policy, known as parametric insurance, provides a payout only when a “specific metric is triggered”, such as low rainfall levels harming crop growth. The outlet spoke to people in a small Malawi village which has received “only a trickle” of a payout from this policy. Chilimani has been hit by floods, cyclones and now its “worst drought in decades”, which has “obliterated the harvest of corn, the main food”, Bloomberg said. One villager told the outlet: “It’s the worst time of our lives…Everything has become unpredictable.” 

Watch, read, listen

LAND RIGHTS: The Africa Daily podcast from the BBC World Service explored whether a recent “major land policy shift” in Zimbabwe will “empower black farmers”. 

‘SACRED’ CENOTES: An Associated Press video covered the Indigenous Mayans’ quest to obtain personhood status for their “sacred cenotes”, a group of subterranean lakes in Mexico.

RISKY SHIFT: Farmers and fishermen are starting to work at night in response to extreme heat. Grist navigated the “new dangers” these changes may lead to. 

HOPEFUL NOTE: The Guardian detailed “five UK biodiversity success stories” – including butterfly comebacks and helping a river “start from scratch”. 

New science

  • A new study in the Proceedings of the National Academy of Sciences found that less than a quarter of tropical rainforests are of “high integrity”, meaning they are “intact and undisturbed”. The researchers analysed forest areas inhabited by 16,396 species of terrestrial vertebrates, finding that species threatened with extinction were especially affected by the loss of habitat.
  • Species extinctions will “accelerate rapidly” if global temperatures go beyond 1.5C above pre-industrial levels, a Science meta-analysis study suggested. The research synthesised the findings of 485 studies and more than 5m projections of future extinctions.
  • Deforestation-induced climate change has made soybean and maize crop shortages “more frequent and severe”, according to new research published in Nature Sustainability. The authors examined the effects of climate change on these crops in the Cerrado, a vast savanna in eastern Brazil.

In the diary

Cropped is researched and written by Dr Giuliana Viglione, Aruna Chandrasekhar, Daisy Dunne, Orla Dwyer and Yanine Quiroz. Please send tips and feedback to cropped@carbonbrief.org

The post Cropped 18 December 2024: No UN deal for drought; Brazil beef investigations; New IPBES reports appeared first on Carbon Brief.

Cropped 18 December 2024: No UN deal for drought; Brazil beef investigations; New IPBES reports

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Climate Change

Coral reefs are not doomed – but policy must catch up with the science 

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Dr. Stacy Jupiter is the Executive Director of the Wildlife Conservation Society’s Global Marine Program. Melissa Wright is Bloomberg Ocean Initiative Lead at Bloomberg Philanthropies.

For years, the dominant story on coral reefs has been one of inevitable loss, with news headlines focusing on mass bleaching, ecosystem collapse, and catastrophic tipping points. As ocean temperatures continue to rise, many people have come to see the decline of the world’s reefs as unavoidable.

The threats are real and urgent, but new evidence points to a more complicated and useful conclusion: some reefs still have a meaningful chance to survive and recover, provided they are protected.

A major new analysis, published today with the support of Bloomberg Philanthropies, identifies more than 165,000 square kilometers of coral reefs, across 71 countries and 100 territories and jurisdictions, with the strongest potential to withstand and recover from climate impacts. 

Drawing on more than 45,000 coral surveys, along with decades of climate and ocean data, the research finds that three times more reefs may be capable of surviving the climate crisis than previously understood. That has major implications for reef-dependent communities, food security, coastal protection, fisheries, tourism, and national economies.

    Essential natural infrastructure for communities

    The findings make clear that reefs will not all respond to climate impacts in the same way. Some are located in rare underwater cool spots that can help shield them from extreme heat. Some show greater resistance to bleaching and other climate-related stress. Others recover more quickly after severe disturbances. These differences matter because they show where protection can have the greatest long-term impact.

    More than 500 million people depend on reefs for food, livelihoods, and coastal protection. For those communities, climate-resilient reefs are not an abstract conservation priority. They are essential natural infrastructure. They help protect coastlines, sustain fisheries, support local economies, and reduce climate risk. Because ocean currents move coral larvae and marine life between reef systems, some of these reefs may also help regenerate wider reef ecosystems after climate shocks.

    This should change how governments, funders, and conservation partners prioritize action.

    Climate change remains the greatest long-term threat to coral reefs. At the same time, many of the pressures pushing reefs closer to collapse are immediate and local. Sewage pollution, deforestation, agricultural runoff, destructive fishing practices, and poorly managed coastal development continue to damage reefs that are already under stress. Recent research shows that water pollution and fishing pressure are now among the leading local threats affecting nearly two-thirds of the world’s coral reefs.

    These pressures can be reduced. Governments and local partners are already working to improve reef management, cut pollution, strengthen enforcement, and protect critical ecosystems. Those efforts need to move faster, alongside much stronger action to reduce greenhouse gas emissions.

    Prioritising climate-resilient reefs

    The new maps of climate-resilient reefs give governments, communities, and reef managers a clearer basis for action. They show where reefs have the strongest potential to persist over time, and where protection can deliver the greatest benefits for people, coastlines, and economies.

    Right now, only around 28 percent of the identified climate-resilient reefs fall within protected or conserved areas. If these reefs are among the most capable of surviving climate impacts and helping regenerate broader reef systems, they should be prioritized for protection, management, and investment.

    The case for action is practical as well as ecological. Healthy reefs can reduce wave energy by up to 97 percent, helping protect coastlines from storms, flooding, and erosion. They support fisheries that feed millions of people, sustain tourism jobs and local economies, and help reduce climate risk for vulnerable coastal communities.

    For many families, a healthy reef means food, income, and protection when storms hit. For Indigenous Peoples and coastal communities, reefs are also tied to culture, heritage, identity, and traditional knowledge systems.

    Ocean conservation must catch up

    Governments are beginning to recognize the urgency of protecting climate-resilient reefs. At last year’s UN Ocean Conference in Nice, 11 countries signed a declaration committing to stronger protection of these reefs, including action to address destructive fishing, pollution, and unsustainable coastal development.

    As leaders meet in Kenya this week to discuss the challenges facing the world’s ocean, more governments should join the declaration and help build a broader coalition committed to safeguarding these critical ecosystems.

    As coral reefs pass tipping point, ocean protection rises up political agenda

    Some countries are already showing what this leadership can look like. Brazil has included corals in its national climate plans. The Bahamas is embedding reef protection into national policy and local stewardship systems. The declaration offers a way to build on these efforts and scale them globally.

    But commitments will not be enough. Success will depend on implementation. That means stronger protection and management, reduced local pressures, increased investment, and meaningful support for the Indigenous Peoples and local communities stewarding these ecosystems.

    The science is clear. Many reefs still have the capacity to persist and recover. The question is whether policy and investment will move quickly enough to protect them, so they can continue sustaining communities, economies, and coastlines for generations to come.

    The post Coral reefs are not doomed – but policy must catch up with the science  appeared first on Climate Home News.

    Coral reefs are not doomed – but policy must catch up with the science 

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    Climate Change

    Months After a Jet Fuel Leak, No Agency Tested Waters Downstream of Piscataway Creek. So Community Groups Are Doing It Themselves.

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    Authorities that manage the Potomac River tributary did not sample the stretch where residents fish and recreate. One Indigenous leader sees the lack of response as part of a pattern of ongoing neglect.

    In the five months after jet fuel started leaking from Joint Base Andrews into Piscataway Creek, no agency tested the water or sediment some 20 miles downstream, where the creek empties into the Potomac River and the shoreline community and anglers gather to fish and boat along the riverbank.

    Months After a Jet Fuel Leak, No Agency Tested Waters Downstream of Piscataway Creek. So Community Groups Are Doing It Themselves.

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    Climate Change

    Trump Administration Abandons Fight Against Wind Energy as Clean Energy Output Surges

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    The clean energy sector is showing resilience despite challenges thrown at it by a hostile White House, a recent report found. A string of legal victories has further dampened the Trump administration’s efforts to halt wind and solar power.

    The Trump administration has abandoned its effort to halt wind energy projects across the United States and dropped its challenge to the court ruling that tossed President Donald Trump’s order freezing federal permitting and leasing for wind projects. States that challenged the order hailed the development as one of the most significant legal victories against the Trump White House’s campaign against the energy transition.

    Trump Administration Abandons Fight Against Wind Energy as Clean Energy Output Surges

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