‘These Organisms Are Like Sentinels’: Changing Oceans Threaten Plankton Species

According to a new study, some plankton species may face changing environmental conditions by 2100 that could impact marine ecosystems and the ocean’s capacity for storing carbon.

Planktonic foraminifera — single-celled organisms who live in seawater — are under threat from warming oceans, a press release from the Max Planck Society said. In tropical regions, the unprecedented conditions could lead to more extinctions.

“Our data shows that planktonic foraminifera, which play a crucial role in the ocean’s carbon cycle, are struggling to survive in a rapidly changing climate. These organisms are like sentinels, warning us of the drastic effects that warming and acidification have on marine ecosystems,” said lead author of the study Sonia Chaabane, a researcher at the Max Planck Institute for Chemistry and the European Centre for Research and Teaching in Environmental Geosciences (CEREGE), in the press release.

The international team of researchers from Germany, France, Japan, Spain and the Netherlands analyzed almost 200,000 datasets going back to 1910 to find out how planktic foraminifers responded to climate change.

The researchers found that many species of foraminifera are migrating toward the poles at rates as high as 10 kilometers a year to escape rising sea surface temperatures. The data also showed that some species are migrating deeper into the ocean in search of cooler waters.

Even with these adjustments, foraminifera populations have shrunk by a quarter in the past eight decades. Tropical species have been the most impacted due to their reproductive cycles being disrupted by the extreme warming in these regions.

Rising carbon dioxide levels in the ocean, coupled with ocean acidification, lower calcium carbonate formation. Foraminifera use calcium carbonate to build their shells. When plankton die, their empty shells sink to the seafloor, so less shell production means less carbon storage.

“Rising carbon dioxide emissions are provoking ocean warming and acidification, altering plankton habitats and threatening calcifying organisms, such as the planktonic foraminifera (PF). Whether the PF can cope with these unprecedented rates of environmental change, through lateral migrations and vertical displacements, is unresolved,” the authors of the study wrote.

Bioindicators such as foraminifera, rather than individual measurements, are likely to provide a better understanding of the complex interactions between ecosystems and climate, the press release said.

“In view of advancing climate change, researchers are faced with the question of adaptation strategies individual species of planktonic foraminifera will develop in the near future,” said Ralf Schiebel, head of micropaleontology group at the Max Planck Institute for Chemistry, in the press release.

The study, “Migrating is not enough for modern planktonic foraminifera in a changing ocean,” was published in the journal Nature.

“Our insights into the adaptation of foraminifera during the Anthropocene suggest that migration will not be enough to ensure survival. This underscores the urgent need for us to understand how the interplay of climate change, ocean acidification and other stressors will impact the survivability of large parts of the marine realm,” the scientists wrote in the study.

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‘As the Coal Age Ends’: UK Announces Ban on New Mines

In a landmark decision, the United Kingdom’s energy secretary Ed Miliband has announced the banning of new coal mines in Britain, as part of the country’s drive to reach net zero.

The UK government has committed to introducing legislation to restrict the licensing of future coal mines by amending 1994’s Coal Industry Act, a press release from the UK Government said.

“Coal mining powered this country for over 140 years and we owe a huge debt to workers who kept the lights on for homes and businesses across the country. Now the UK is in prime position to lead the way in phasing out coal power around the world, which remains the single largest contributor to global emissions,” said Energy Minister Michael Shanks in the press release. “By consigning coal power to the past, we can pave the way for a clean, secure energy system that will protect billpayers and create a new generation of skilled workers.”

At its peak, coal-fired power generation supported more than one million jobs in the UK, reported The Telegraph.

Coal is the largest source of carbon dioxide emissions from energy worldwide. The phasing out of the dirty fuel is an important part of limiting global heating to 1.5 degrees Celsius above pre-industrial levels, reducing dangerous air pollution and tackling the climate crisis.

Earlier this year, Britain closed its last coal-fired power plant in Ratcliffe on Soar after 50 years, becoming the first major economy in the world to stop using coal energy.

“As the coal age ends, the clean energy age is ramping up, with the government committing to unprecedented investment in homegrown clean energy in the UK including carbon capture and hydrogen,” the press release said. “It comes after the independent National Energy System Operator (NESO) confirmed last week that achieving clean power by 2030 is achievable and can unlock cheaper, more secure electricity.”

The UK recently confirmed 21.7 billion pounds for the funding of carbon capture projects in Northeast and Northwest England, which are set to support as many as 50,000 jobs. More than 2.3 billion pounds will go toward the first set of contracts to produce electric hydrogen.

This week at the COP29 United Nations Climate Conference in Baku, Azerbaijan, Prime Minister Keir Starmer announced that the UK’s Clean Industry Bonus will offer offshore wind developers 27 million pounds per gigawatt if they invest in the country’s coastal areas, oil and gas communities and industrial heartlands.

“It follows confirmation that 120,000 former mineworkers will receive a 32% boost to their pensions, as £1.5 billion of money that was kept from their pensions is handed over to their schemes, ensuring those who powered the country for decades finally get the just rewards from their labour,” the press release said.

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Largest Known Coral Colony Discovered Near Solomon Islands

The largest known coral colony in the world has been found in the southwest Pacific, near the Solomon Islands.

Visible from space, the “mega coral” — a collection of tiny coral polyps forming one organism — could be over three centuries old, reported BBC News.

The giant coral colony was discovered by a National Geographic cinematographer while visiting remote areas of the Pacific to find out how they had been impacted by climate change.

“I went diving in a place where the map said there was a shipwreck and then I saw something,” diver and cinematographer Manu San Félix said, as BBC News reported.

San Félix called to his son Inigo, who was also his diving partner, and the two ventured further below the surface to survey the coral.

San Félix described catching sight of the coral as like seeing a “cathedral underwater.”

“It’s very emotional. I felt this huge respect for something that’s stayed in one place and survived for hundreds of years,” San Felix said. “I thought, ‘Wow, this was here when Napoleon was alive.’”

The mega coral measures 112 by 105 feet, bigger than a blue whale, according to the National Geographic Society’s Pristine Seas team, reported National Geographic.

Molly Timmers, lead scientist of the expedition, said the discovery “was really serendipitous.”

“It was found the night before we were moving to another section,” Timmers said.

The colony is believed to be composed of almost one billion coral polyps, genetically identical and working in tandem like a single organism.

Though the coral colony is in “excellent health,” the researchers are concerned about global warming and overfishing — threats coral species all over the world face.

The research team hopes their discovery will lead to increased protection of Solomon Islands marine habitats.

“Finding this mega coral is like discovering the tallest tree on earth,” said founder of Pristine Seas Enric Sala via e-mail. “This discovery rekindles our sense of awe and wonder about the ocean.”

Timmers said the coral is Pavona clavus — a type of hard coral, or “shoulder blade coral” — so called due to columns that “kind of [look] like shoulders.”

The coral is primarily brown with pink, red, yellow and blue patches.

Relatives of sea anemones and jellyfish, corals are actually animals.

Since it sat surrounded by sand 42 feet below the surface, locals might have thought the coral colony was an enormous rock.

“There’s this Western belief that we have seen all of our [coastal] waters,” Timmers said in National Geographic, “but many, many people don’t have the masks and snorkels to actually put their heads in the water to see it.”

The height of a coral is typically used to estimate their age. This colony is 16 feet tall, leading researchers to believe it is roughly 300 years old, but the remarkable coral could be older than that.

“It gives you that wow factor — life really created this and has sustained this massive colony,” Timmers said. “It’s like our ancestors are still there in the water.”

The resilient organism has lived through pollution, overfishing, global heating and ocean acidification.

At a nearby reef, the team witnessed many dead corals, and they aren’t sure how resilient the recently discovered colony will be against these threats.

Corals are extremely sensitive to environmental changes. As the ocean absorbs increasing amounts of carbon dioxide, the water’s pH balance is affected, which can lead to stress for corals.

“Our climate crisis is making the ocean warmer and more acidic, and that’s eating corals worldwide, including the mega coral,” Sala said.

More acidic waters make it harder for corals to develop strong and healthy exoskeletons, which are made from calcium carbonate in the water and protect them from predators.

In 2023 and 2024, 77 percent of coral reefs around the world were subjected to temperatures high enough to cause bleaching.

“You have this life pillar that’s still there,” Timmers said. “It gives you this awe, this hope. Just seeing how big it is — the mega coral — and its survival in an area that wasn’t as healthy.”

Timmers said the location of the colony in cooler, deeper waters protected by a shelf and a slope “is really an ideal spot” that might be the reason it has stayed so healthy.

Sala said protecting 30 percent of the world’s ocean and phasing out fossil fuels is essential for the survival of corals.

“Just when we think there is nothing left to discover on planet Earth, we find a massive coral made of nearly 1bn little polyps, pulsing with life and colour,” Sala said, as The Guardian reported. “But there is cause for alarm. Despite its remote location, this coral is not safe from global warming and other human threats.”

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Planet on Track to Warm 2.7°C by 2100 Under Current Policies: Report

The planet is in the midst of a climate crisis of epic proportions, with unparalleled extreme weather, flooding, drought and wildfires. In the face of these calamities, the global average temperature has continued to rise, with “no improvement” seen since 2021.

A new report from Climate Action Tracker (CAT) — released on Thursday at the United Nations COP29 climate summit in Baku, Azerbaijan — has found that, under current policies, the world is on track toward 2.7 degrees Celsius of warming by the end of the century.

“We are clearly failing to bend the curve,” said lead author of the report Sofia Gonzales-Zuñiga, senior climate policy analyst with Climate Analytics, in a press release from CAT.

This year has shown “minimal overall progress,” with nearly no new net zero pledges or national climate targets, the press release said. Fossil fuel emissions continue to rise, despite repeated promises by governments to strengthen their targets for 2030 and align them with the Paris Agreement goal of limiting the average global temperature to 1.5 degrees Celsius above pre-industrial levels.

Gonzales-Zuñiga said the 2.7 degrees Celsius median warming estimate had a 50 percent likelihood of being lower or higher.

“But our knowledge of the climate system tells us that there is a 33% chance of our projection being 3.0°C — or higher — and a 10% chance of being 3.6°C or higher, an absolutely catastrophic level of warming,” Gonzales-Zuñiga added.

The good news is that renewables and electric vehicles (EVs) have reported record progress. Investments in green energy and EVs are now twice those of fossil fuels. At the same time, fossil fuel subsidies have reached an all-time high. Fossil fuel project funding quadrupled from 2021 to 2022.

According to CAT projections, fossil fuel emissions will peak by 2030, but at a substantially higher level than in 2021.

“Rising emissions while renewables boom is not a paradox. In recent years fossil fuels won the race against renewables, leading to increasing emissions. But renewables surprise us each year with faster growth faster than expected, exponential growth that will soon see them crowd out fossil fuels. It allows much faster decline in emissions after 2030 than we thought only three years ago,” said Professor Niklas Höhne, a climate policy expert with the NewClimate Institute, a CAT partner organization, in the press release.

An initial calculation by CAT of the predicted impact of Donald Trump’s Project 2025 planned repealing of climate policies estimates an increase in global heating of approximately 0.04 degrees Celsius, if the actions are limited to the United States. Permanently abandoning the country’s net zero goal, if accompanied by other nations delaying action or changing their climate policies, could have a larger negative effect.

“Clearly, we won’t know the full impact of the US elections until President-Elect Trump takes office, but there is a clean energy momentum in the US now that will be difficult to stop. While the Trump administration will undoubtedly do its best to throw a wrecking ball into climate action, the clean energy momentum created by President Biden, being actioned across the country, is likely to continue at significant scale,” said Bill Hare, Climate Analytics CEO, in the press release. “The key issue is whether countries stick together and continue to move forward with action, a Trump rollback of US policies, as damaging as it is, can be overcome.”

CAT said putting the planet on track for a downward trajectory of emissions begins with the greatest emitters.

In conjunction with its report, CAT released its recommended targets for 2035 for seven of the planet’s biggest emitters: the U.S., China, India, Australia, the European Union, Japan and Indonesia, as well as Troika countries Azerbaijan, Brazil and the United Arab Emirates.

“What on earth are we doing in this gathering?” Prime Minister of Albania Edi Rama asked other heads of state at COP29 on Wednesday, as The Guardian reported. “What does it mean for the future of the world if the biggest polluters continue as usual?”

The world’s seven biggest emitters produced 60 percent of greenhouse gas emissions globally in 2022. The three Troika nations — who released their Roadmap to Mission 1.5°C — all have plans to keep extracting fossil fuels. Together, the 10 nations produce 63 percent of the world’s emissions.

“Developed countries need to continue to supplement their domestic action with significant financial and other support for developing countries to constitute an equitable contribution to the 1.5°C limit,” said co-author of the report Ana Missirliu, a climate policy analyst with the NewClimate Institute, in the press release. “Many developing countries can only achieve sufficient climate action with significant financial and other support. COP29 is where we need to see this financial commitment.”

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1,000-Year Carbon Sequestration Strategies Necessary to Limit Global Heating, Scientists Say

A new study suggests that the only way to stop global heating is to use carbon sequestration strategies that store carbon for 1,000 years, rather than the 100-year time frame used in many carbon sequestration models and natural sequestration by some long-lived tree species.

In their paper, Cyril Brunner, Zeke Hausfather and Reto Knutti suggest their findings demonstrate that short-term strategies for carbon storage will lead to captured carbon being released before it can be recycled naturally in Earth’s atmosphere, reported Phys.org.

Carbon Dioxide Removal is essential for achieving net zero emissions, as it is required to neutralize any residual CO2 emissions,” the scientists wrote in the study. “Our findings suggest that a CO2 storage period of less than 1000 years is insufficient for neutralizing remaining fossil CO2 emissions under net zero emissions.”

Previous studies have shown that the many ways to sequester atmospheric carbon fall into two categories: forced and natural.

Forced carbon sequestration involves methods such as injecting carbon dioxide into rock formations underground or dropping metal-covered carbon blocks into the ocean. These methods are expected to sequester the carbon for a thousand years or more.

Carbon sequestration happens naturally when plants remove carbon from the air through the process of photosynthesis and hold it in their branches, leaves, trunk and roots until the plant dies. Long-lived trees can store carbon for a century.

“We found that storage duration substantially affects whether net zero emissions achieve the desired temperature outcomes. With a typical 100-year storage duration, net zero CO2 emissions with 6 GtCO2 per year residual emissions result in an additional warming of 1.1 °C by 2500 compared to permanent storage, thus putting the internationally agreed temperature limits at risk,” the scientists wrote.

Brunner, Hausfather and Knutti focused on storing carbon “durably” — part of the target set by the Intergovernmental Panel on Climate Change. They noted that many strategies developed to meet the goal use the century benchmark as a means of “durable” carbon sequestration.

“The scientifically recognized definition of Carbon Dioxide Removal requires removed atmospheric CO2 to be stored ‘durably’; however, it remains unclear what is meant by durably, and interpretations have varied from decades to millennia,” the trio wrote in the study.

They also pointed out that most storage efforts that last 100 years are natural, which means they are vulnerable. One forest fire has the capability of releasing tons of sequestered carbon back into the atmosphere. Because of this reality, they suggested only thousand-year carbon storage strategies be used.

The research team noted that longer-term strategies have the advantage of being able to store carbon for about the same amount of time as atmospheric carbon dioxide takes to come back to Earth naturally.

“These results reinforce the principle that credible neutralization claims using Carbon Dioxide Removal in a net zero framework require balancing emissions with removals of similar atmospheric residence time and storage reservoir, e.g., geological or biogenic,” the team said.

The study, “Durability of carbon dioxide removal is critical for Paris climate goals,” was published in the journal Communications, Earth & Environment.

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‘Fossil Fuels Are Still Winning’ as Carbon Emissions Reach Record Highs in 2024

The most recent Global Carbon Budget report has found that the world’s carbon dioxide emissions from fossil fuels reached a record high in 2024, pushing the planet further off track from avoiding the most destructive impacts of global heating.

The 2024 Global Carbon Budget — produced by the Global Carbon Project team of 120-plus scientists from around the world — projects that emissions from fossil carbon dioxide will reach 37.4 billion tonnes in 2024, an increase of 0.8 percent over the previous year, according to a press release from the Global Carbon Project.

“The impacts of climate change are becoming increasingly dramatic, yet we still see no sign that burning of fossil fuels has peaked,” said lead author of the study Professor Pierre Friedlingstein of Global Systems Institute at the University of Exeter, in the press release. “Time is running out to meet the Paris Agreement goals – and world leaders meeting at COP29 must bring about rapid and deep cuts to fossil fuel emissions to give us a chance of staying well below 2°C warming above pre-industrial levels.”

Total carbon dioxide emissions for 2024 are projected to be 41.6 billion tonnes, with 4.2 billion tonnes coming from deforestation and other land-use changes. Last year’s total emissions were 40.6 billion tonnes.

Over the course of the past decade, fossil carbon emissions have increased while carbon dioxide emissions from land-use changes have gone down on average, leaving total emissions approximately level for that period. In the past 10 years, overall emissions from land-use changes have gone down 20 percent.

This year, however, global emissions from both land-use changes and fossil carbon dioxide are in a position to rise. Drought conditions exacerbated emissions from deforestation, fires and forest degradation during the 2023-2024 El Niño climate event.

“Emissions from fires in 2024 have been above the average since the beginning of the satellite record in 2003, particularly due to the extreme 2023 wildfire season in Canada (which persisted in 2024) and intense drought in Brazil,” the press release said.

The permanent removal of carbon dioxide through new forests and reforestation offsets roughly half of emissions from permanent deforestation.

“Despite another rise in global emissions this year, the latest data shows evidence of widespread climate action, with the growing penetration of renewables and electric cars displacing fossil fuels, and decreasing deforestation emissions in the past decades confirmed for the first time,” said Professor Corinne Le Quéré, a research professor at University of East Anglia’s School of Environmental Sciences, in the press release.

Dr. Glen Peters, co-author of the report and a senior researcher with Oslo’s CICERO Center for International Climate Research, pointed out that, for a peak in the world’s fossil fuel emissions to occur, more countries must speed up the pace of their emissions cuts.

“There are many signs of positive progress at the country level, and a feeling that a peak in global fossil CO2 emissions is imminent, but the global peak remains elusive. Climate action is a collective problem, and while gradual emission reductions are occurring in some countries, increases continue in others,” Peters said in the press release. “Progress in all countries needs to accelerate fast enough to put global emissions on a downward trajectory towards net zero.”

The scientists found that emissions from the United States — which represent 13 percent of the world’s total — are predicted to decrease by 0.6 percent this year. Meanwhile, India’s emissions — eight percent of the total — are projected to climb 4.6 percent. Emissions from the European Union — which make up seven percent — are likely to go down by 3.8 percent. The rest of the planet’s emissions — 38 percent of collective emissions overall — are projected to rise by 1.1 percent.

“Until we reach net zero CO2 emissions globally, world temperatures will continue to rise and cause increasingly severe impacts,” Friedlingstein added.

Another finding of the report was that current technology-based carbon removal only accounted for roughly one-millionth of fossil fuel carbon emissions.

Ocean– and land-based carbon sinks combined made up about half of total carbon dioxide removal in 2024, despite the negative impacts of climate change.

Solar and wind is displacing fossil fuels in some countries, but then you have other countries where the economies are growing too strongly for renewables to keep up,” Peters said, as The New York Times reported. “When you put the whole global sum together, fossil fuels are still winning. An emissions peak could be around the corner, but we haven’t seen it yet.”

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Insect Larvae Capable of Digesting Plastic Discovered in Kenya

Plastics, ubiquitous in modern society, have become a toxic menace all over the world, leaching PFAS “forever chemicals,” breaking down into microplastics and choking the world’s seas and landfills

In a promising study, scientists have discovered that mealworm larvae are capable of consuming polystyrene. They are one of few insects — and the first native African insect species — that has been found to be able to break down the polluting plastic.

Styrofoam, as polystyrene is commonly called, is a plastic material used in food, industrial and electronic packaging. It is strong and hard to break down in the environment. Traditional recycling methods, such as thermal and chemical processing, are costly and produce pollutants.

“Plastic pollution levels are at critically high levels in some African countries. Though plastic waste is a major environmental issue globally, Africa faces a particular challenge due to high importation of plastic products, low re-use and a lack of recycling of these products,” Fathiya Khamis, senior scientist with the International Centre of Insect Physiology and Ecology, wrote in The Conversation.

The center’s research team found that Kenyan lesser mealworm larvae could not only chew through polystyrene, but host gut bacteria who help them break down the material.

The lesser mealworm is primarily found in the warm environment of chicken raising operations, which also provide them with a consistent supply of food.

The team looked at the larvae’s gut bacteria to identify which bacterial communities might support the process of degrading plastic.

“By studying these natural ‘plastic-eaters,’ we hope to create new tools that help get rid of plastic waste faster and more efficiently. Instead of releasing a huge number of these insects into trash sites (which isn’t practical), we can use the microbes and enzymes they produce in factories, landfills and cleanup sites. This means plastic waste can be tackled in a way that’s easier to manage at a large scale,” Khamis explained.

The team’s study trial lasted more than a month, during which time the mealworm larvae were fed either bran — which is dense in nutrients — polystyrene by itself, or a combination of bran and the plastic material.

The scientists found that mealworms who consumed the diet of polystyrene and bran together had higher survival rates than those who were fed just polystyrene. They also discovered that the larvae on the combination diet ate polystyrene more efficiently than the worms on a diet of polystyrene alone. The findings highlight the benefits of making sure the insects had a nutrient-dense diet.

“While the polystyrene-only diet did support the mealworms’ survival, they didn’t have enough nutrition to make them efficient in breaking down polystyrene. This finding reinforced the importance of a balanced diet for the insects to optimally consume and degrade plastic. The insects could be eating the polystyrene because it’s mostly made up of carbon and hydrogen, which may provide them an energy source,” Khamis wrote in The Conversation.

On the polystyrene-bran diet, the mealworms could break down roughly 11.7 percent of all the polystyrene they were given during the trial period.

The mealworm gut analysis showed major shifts in gut bacterial composition depending upon their diet. Gaining an understanding of these changes is essential, since it reveals the particular microbes that are actively involved in the plastic decomposition process.

When used at scale, the bacteria will not harm the environment or the insect, Khamis said.

“The abundance of bacteria indicates that they play a crucial role in breaking down the plastic. This may mean that mealworms may not naturally have the ability to eat plastic. Instead, when they start eating plastic, the bacteria in their guts might change to help break it down. Thus, the microbes in the mealworms’ stomachs can adjust to unusual diets, like plastic,” Khamis wrote. “These findings support our hypothesis that the gut of certain insects can enable plastic degradation. This is likely because the bacteria in their gut can produce enzymes that break down plastic polymers.”

Other insect species have previously shown that they are able to consume plastics by breaking down polystyrene-like materials with their gut bacteria.

This study was different because it focused on native African insect species breaking down plastic, which had not yet been extensively studied.

“This regional focus is important because the insects and environmental conditions in Africa may differ from those in other parts of the world, potentially offering new insights and practical solutions for plastic pollution in African settings,” Khamis explained. “The Kenyan lesser mealworm’s ability to consume polystyrene suggests that it could play a role in natural waste reduction, especially for types of plastic that are resistant to conventional recycling methods.”

Khamis added that future research could focus on identifying specific bacterial strains that are involved in the degradation of polystyrene and looking at their enzymes.

“Additionally, we may explore other types of plastics to test the versatility of this insect for broader waste management applications,” Khamis said in The Conversation. “Scaling up the use of the lesser mealworms for plastic degradation would also require strategies for ensuring insect health over prolonged plastic consumption, as well as evaluating the safety of resulting insect biomass for animal feeds.”

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UK Steps Up Climate Goals at COP21 With 81% Emissions Reduction Pledge

At the COP29 United Nations Climate Conference, British Prime Minister Keir Starmer announced on Tuesday that the United Kingdom would slash greenhouse gas emissions 81 percent by 2035.

The UK’s new target follows recommendations by the Climate Change Committee, who said the goal should exceed the country’s current 78 percent emissions reduction, in comparison with 1990 levels, reported Reuters.

“At this COP, I was pleased to announce that we’re building on our reputation as a climate leader, with the UK’s 2035 NDC (nationally determined contributions) target to reduce all greenhouse gas emissions by at least 81% on 1990 levels,” Starmer said at a press conference in Baku, Azerbaijan, as Reuters reported.

Starmer’s announcement was in line with Britain’s goal of making itself an international destination for clean energy companies, particularly since President-elect Donald Trump has been threatening to derail tax incentives that make the United States a draw for renewables, reported The New York Times.

“The race is on for the clean energy jobs of the future, the economy of the future,” Starmer said, as The New York Times reported.

Helen Clarkson, head of nonprofit organization Climate Group, stated in an email that the Starmer administration would need to come up with a plan for green energy companies that want to invest.

 “The economic prize on offer to the U.K is enormous,” Clarkson said in the email.

The UK’s target is one of the first NDCs to be announced at COP29, reported The Guardian. The goal is also expected to be among the most ambitious from the countries attending the summit.

NDCs are due in February of 2025.

To achieve its objective, the UK would decarbonize its power sector, expand offshore wind and invest in nuclear energy and carbon capture and storage.

Climate activists have referred to the NDCs submitted thus far by nations at the summit as “underwhelming.”

“With the warning signals flashing red, a planet battered by increasingly severe floods, storms and heatwaves, and the election of climate denier President Trump, the need for climate leadership by the UK has never been more urgent. Starmer’s 2035 carbon-reduction pledge is a step in the right direction but must be seen as a floor to the level of ambition, not a ceiling. Deeper, faster cuts are needed to help avert the climate collision course we are on,” said Rosie Downes, head of campaigns at Friends of the Earth, as The Guardian reported. “Furthermore, if these targets are to be credible, they must be backed by a clear plan to ensure they are met. The UK’s existing 2030 commitment is currently way off course.”

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UK Steps Up Climate Goals at COP21 With 81% Emissions Reduction Pledge

At the COP29 United Nations Climate Conference, British Prime Minister Keir Starmer announced on Tuesday that the United Kingdom would slash greenhouse gas emissions 81 percent by 2035.

The UK’s new target follows recommendations by the Climate Change Committee, who said the goal should exceed the country’s current 78 percent emissions reduction, in comparison with 1990 levels, reported Reuters.

“At this COP, I was pleased to announce that we’re building on our reputation as a climate leader, with the UK’s 2035 NDC (nationally determined contributions) target to reduce all greenhouse gas emissions by at least 81% on 1990 levels,” Starmer said at a press conference in Baku, Azerbaijan, as Reuters reported.

Starmer’s announcement was in line with Britain’s goal of making itself an international destination for clean energy companies, particularly since President-elect Donald Trump has been threatening to derail tax incentives that make the United States a draw for renewables, reported The New York Times.

“The race is on for the clean energy jobs of the future, the economy of the future,” Starmer said, as The New York Times reported.

Helen Clarkson, head of nonprofit organization Climate Group, stated in an email that the Starmer administration would need to come up with a plan for green energy companies that want to invest.

 “The economic prize on offer to the U.K is enormous,” Clarkson said in the email.

The UK’s target is one of the first NDCs to be announced at COP29, reported The Guardian. The goal is also expected to be among the most ambitious from the countries attending the summit.

NDCs are due in February of 2025.

To achieve its objective, the UK would decarbonize its power sector, expand offshore wind and invest in nuclear energy and carbon capture and storage.

Climate activists have referred to the NDCs submitted thus far by nations at the summit as “underwhelming.”

“With the warning signals flashing red, a planet battered by increasingly severe floods, storms and heatwaves, and the election of climate denier President Trump, the need for climate leadership by the UK has never been more urgent. Starmer’s 2035 carbon-reduction pledge is a step in the right direction but must be seen as a floor to the level of ambition, not a ceiling. Deeper, faster cuts are needed to help avert the climate collision course we are on,” said Rosie Downes, head of campaigns at Friends of the Earth, as The Guardian reported. “Furthermore, if these targets are to be credible, they must be backed by a clear plan to ensure they are met. The UK’s existing 2030 commitment is currently way off course.”

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Extreme Weather, Drought Linked to Increased Migration From Mexico to the U.S.

Extreme weather is causing an increase in undocumented migration between the United States and Mexico, suggesting more migrants could put their lives at risk crossing the border as the climate crisis causes droughts, severe storms and other adversities, a new study has found.

The researchers discovered that people from Mexico’s agricultural regions were more likely to travel across the U.S.-Mexico border illegally in the wake of droughts. And when extreme weather conditions continued, they were not as likely to return to their original communities.

“As the world’s climate continues to change, human populations are exposed to increasingly severe and extreme weather conditions that can promote migration,” the study’s authors wrote. “The findings… suggest that extreme weather conditions, which are likely to increase with climate change, promote clandestine mobility across borders and, thus, expose migrants to risks associated with crossing dangerous terrain.”

All over the world, human-caused climate change from the burning of fossil fuels like natural gas and coal is exacerbating extreme weather. Droughts are becoming drier and longer, high temperatures are becoming more deadly and storms are intensifying rapidly while unleashing record amounts of rain.

In Mexico, drought has dried up reservoirs, creating severe water shortages and greatly reduced corn production, which threatens livelihoods, reported Phys.org.

The researchers said Mexico — a country of more than 128 million people — has an average annual temperature that is predicted to rise as much as three degrees Celsius by 2060. Rural communities that depend on rain-fed agriculture are likely to be economically devastated by global heating.

Mexico and the U.S. have the largest flow of international migration on Earth, and scientists predict it will expand as the planet warms. In the coming three decades, 143 million people around the world are likely to be forced to relocate due to soaring temperatures, drought, sea-level rise and other climate disasters, a report by the United Nations Intergovernmental Panel on Climate Change said.

Migration “is not a decision that people take up lightly… and yet they’re being forced to make it more, and they’re being forced to stay longer in the United States” due to climate extremes, said co-author of the study Filiz Garip, a sociology and international affairs professor at Princeton University, as Phys.org reported.

Garip said advanced countries have contributed much more to the climate crisis than the developing nations that bear the brunt.

The research team looked at daily weather data and responses from 48,313 individuals surveyed from 1992 to 2018, focusing on approximately 3,700 people who crossed the border undocumented for the first time.

The team analyzed 84 Mexican agricultural communities where corn farming was weather-dependent. They linked an individual’s decision to migrate and return with abnormal temperature and rainfall changes in their communities of origin during the corn growing season, which runs from May to August.

The researchers discovered that drought-affected communities had higher rates of migration in comparison with communities with normal rainfall. People were also less likely to go back to Mexico after having migrated to the U.S. when their communities of origin were abnormally wet or dry. The same was true whether the migrants had recently arrived in the U.S. or had been there longer.

The finding that decisions to return to communities of origin had been delayed by extreme weather conditions is “important and novel,” according to Hélène Benveniste, a Stanford University professor in the department of environmental social sciences, as reported by Phys.org.

“Few datasets enable an analysis of this question,” Benveniste said.

Increased enforcement and surveillance along the border between Mexico and the U.S. makes returning, as well as traveling back and forth, harder, said Michael Méndez, an environmental policy and planning professor at University of California, Irvine, who was not involved with the study.

Once undocumented migrants cross the border into the U.S., they frequently lack healthcare, live in dilapidated housing or work in industries like agriculture and construction that expose them to additional climate impacts, Méndez said.

As the climate crisis threatens the world’s social, economic and political stability, experts said the study underscores a global need for collaboration concerning migration and climate resilience.

“So much of our focus has been, in a way, on the border and securing the border,” said Kerilyn Schewel, co-director of the Program on Climate, Resilience and Mobility at Duke University, as Phys.org reported. “But we need much more attention to not only the reasons why people are leaving, but also the demand for immigrant workers within the U.S.”

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