Scientists have discovered the oldest ice ❄️ and air 🌬️ on Earth 🌍 on record, trapped in 6-million-year-old Antarctic ice, giving an unprecedented look back at our ancient climate 🌡️.
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#AncientClimate #AntarcticIce #ClimateScience #EarthHistory #IceCoreResearch
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Newsroom
Six-million-year-old ice discovered in Antarctica offers unprecedented window into a warmer Earth
CORVALLIS, Ore. — A team of U.S. scientists has discovered the oldest directly dated ice and air on the planet in the Allan Hills region of East Antarctica. The 6-million-year-old ice and the tiny air bubbles trapped inside it provide an unprecedented window…
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Study uncovers why some hurricanes balloon in size 🌪️ and what that means for forecasting future storms 🌊.
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#HurricaneResearch #StormForecasting #ClimateScience #WeatherPatterns #NaturalDisasters
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EurekAlert!
Purdue study uncovers why some hurricanes balloon in size and what that means for forecasting future storms
A new study led by Purdue University researchers has uncovered why some hurricanes grow significantly larger than others and why this growth occurs rapidly under certain ocean conditions. The research shows, for the first time, that hurricanes grow in size…
Tree Bark Microbes Capture Greenhouse Gases, New Study Finds
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Sentient
Tree Bark Microbes Capture Greenhouse Gases, New Study Finds
The process plays out separately from photosynthesis, and experts say it could improve reforestation strategies.
Global warming is speeding breakdown of major greenhouse gas - University of California, Irvine
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PNAS
Projecting nitrous oxide over the 21st century, uncertainty related to stratospheric loss
Extending the N2O lifetime derived from Microwave Limb Sounder satellite observations, we find a mean value of 117 y and a likely decrease of –1.4 ...
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Climate models are likely overestimating how much Antarctic ice sheets could contribute to sea level rise. Ice sheet simulations, a recent study showed, don’t fully account for the way supporting bedrock rebounds upward when ice above shrinks. This effect could slow melting by up to 20%.
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PNAS
Rising ground in the Antarctic lifts melting ice sheets, limiting sea level rise
Models might not be taking into account an important phenomenon that helps to mitigate ice sheet melt and, as a result, sea level rise. Image credit: Shutterstock/Goldilock Project
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A decade-long study reveals that Sweden’s old-growth forests store up to 89% more carbon than managed forests. Researchers found that the soil alone in these ancient ecosystems holds as much carbon as the trees, dead wood, and soil of managed forests combined.
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#ClimateScience #Forestry #CarbonStorage
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Science
Higher carbon storage in primary than secondary boreal forests in Sweden
Boreal forests provide considerable global land carbon storage and uptake, but they are being rapidly transformed to managed secondary forests, with poorly quantified implications for ecosystem carbon storage. Here we present data from extensive mapping ...
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Science News
Climate models and observational data disagree because climate models exaggerate the greenhouse gas impact on recent interhemispheric temperature patterns and tropical climate Read Full Article #ClimateChange #ClimateModels #GlobalWarming
🌡️ New research from Northeastern University explains a discrepancy: climate models predicted faster ocean warming in the Northern Hemisphere, but 70 years of observational data show the Southern Hemisphere is warming faster.
💨 The reason? Climate models, according to researcher Chengfei He, are too sensitive to greenhouse gases, overemphasizing a feedback loop involving wind speed, ocean temperature, and evaporation.
🌍 Instead of global average surface temperature, looking at the "interhemispheric temperature contrast" (the difference in mean sea surface temperature between hemispheres) reveals the Southern Hemisphere's faster warming.
💧 This finding has implications for tropical weather, as it suggests the tropical rain belt, hurricanes, and areas at risk from drought and wildfires will shift south of current model predictions.
#ClimateScience #OceanWarming #GlobalWarming
💨 The reason? Climate models, according to researcher Chengfei He, are too sensitive to greenhouse gases, overemphasizing a feedback loop involving wind speed, ocean temperature, and evaporation.
🌍 Instead of global average surface temperature, looking at the "interhemispheric temperature contrast" (the difference in mean sea surface temperature between hemispheres) reveals the Southern Hemisphere's faster warming.
💧 This finding has implications for tropical weather, as it suggests the tropical rain belt, hurricanes, and areas at risk from drought and wildfires will shift south of current model predictions.
#ClimateScience #OceanWarming #GlobalWarming
Science News
Antarctica has flipped from a climate stabilizer to a driver of global warming. A new study reveals a "triple-whammy" of deep-sea heat and winds caused ice loss the size of Greenland, trapping the ocean in a cycle of record lows that threatens global ocean…
📉 Antarctic sea ice hit its lowest point since the 1970s in 2023, showing a decline that began in 2015.
💨 Analysis of 2013-2023 data points to three key phases: increased westerly winds preconditioned the ocean with warm deep water, strong winds in 2015-2016 mixed this warm water into the upper ocean initiating ice loss, and sustained mixing along with reduced freshwater export locked in the low ice state.
🌊 East Antarctic sea ice loss was mainly driven by subsurface warming, while West Antarctic loss was also influenced by cloud effects on heat radiation.
#AntarcticSeaIce #ClimateScience #Oceanography
💨 Analysis of 2013-2023 data points to three key phases: increased westerly winds preconditioned the ocean with warm deep water, strong winds in 2015-2016 mixed this warm water into the upper ocean initiating ice loss, and sustained mixing along with reduced freshwater export locked in the low ice state.
🌊 East Antarctic sea ice loss was mainly driven by subsurface warming, while West Antarctic loss was also influenced by cloud effects on heat radiation.
#AntarcticSeaIce #ClimateScience #Oceanography
Scientists Solve "Missing Data" Mystery of Sea Level Rise
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EurekAlert!
Scientists improve knowledge on sea level rise — and confirm it is accelerating since 1960
A new international study, published in Science Advances, fully accounts for what is driving the world's rising oceans over six decades.
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Trump-shuttered climate change site back online in nonprofit hands
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theregister
Trump-shuttered climate change site back online in nonprofit hands
Remove something from the internet? You can't stop the (climate change) signal, Mal
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The first signs of human-induced ozone depletion appeared in 1957—30 years earlier than previously thought, an MIT simulation reveals. Surprisingly, this initial damage occurred over the tropics and was driven by carbon tetrachloride, a dry-cleaning solvent, long before CFCs took over.
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PNAS
The emergence of human influence on the ozone layer by the 1960s | PNAS
The Antarctic ozone hole was first reported in 1985, and small ozone losses at the
global scale were also observed in the late 1980s. The combinati...
global scale were also observed in the late 1980s. The combinati...
Science News
Earth's Past Temperatures Cooler Than Thought Read Full Article #ClimateHistory #PaleoClimate #EarthScience
🌡️ New research published in Nature Communications on July 9, 2026, reveals Earth's past temperatures were cooler than previously thought, with warm periods likely around 10°C above pre-industrial levels, not the up to 30°C once estimated.
🌏 This indicates that natural feedback processes have long regulated Earth's climate, allowing life to evolve and flourish over the Phanerozoic period (540 million years ago to present).
💡 The findings suggest human-driven warming could push Earth into unprecedented temperature ranges, emphasizing the need for human intervention to maintain a habitable climate.
#ClimateScience #EarthHistory #GlobalWarming
🌏 This indicates that natural feedback processes have long regulated Earth's climate, allowing life to evolve and flourish over the Phanerozoic period (540 million years ago to present).
💡 The findings suggest human-driven warming could push Earth into unprecedented temperature ranges, emphasizing the need for human intervention to maintain a habitable climate.
#ClimateScience #EarthHistory #GlobalWarming
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Science News
The most severe droughts in the ancient Eastern Mediterranean arose when multiple natural climate cycles coincided. Around 3,200 years ago, many of the great civilizations of the Eastern Mediterranean, including the Mycenaeans, Minoans and Hittite Empire,…
🌍 Study from Stockholm University reveals that the most severe droughts in the ancient Eastern Mediterranean, linked to the Late Bronze Age collapse around 3,200 years ago, occurred when multiple natural climate cycles coincided.
🌊 This convergence of cycles, including long-term orbital changes and shorter-term Atlantic Ocean fluctuations, pushed the region beyond a critical threshold, amplifying drought intensity and contributing to the collapse of civilizations like the Mycenaeans, Minoans, and Hittite Empire.
☀️ The findings, published in Science Advances, suggest future drought risk in the warming Mediterranean may depend on the interaction of natural climate variability with human-driven warming.
#ClimateScience #BronzeAgeCollapse #MediterraneanDrought
🌊 This convergence of cycles, including long-term orbital changes and shorter-term Atlantic Ocean fluctuations, pushed the region beyond a critical threshold, amplifying drought intensity and contributing to the collapse of civilizations like the Mycenaeans, Minoans, and Hittite Empire.
☀️ The findings, published in Science Advances, suggest future drought risk in the warming Mediterranean may depend on the interaction of natural climate variability with human-driven warming.
#ClimateScience #BronzeAgeCollapse #MediterraneanDrought
As temperatures rise, so does climate skepticism in Germany. Some 98% of active climate scientists say climate change is happening, and is man-made. Nonetheless, a new study shows the number of climate-change skeptics in Germany has increased.
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DW
Germany: As temperatures rise, so does climate skepticism
Some 98% of active climate scientists say climate change is happening, and is man-made. Nonetheless, a new study shows the number of climate-change skeptics in Germany has increased. Why is that?
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Atmospheric data show Siberian methane emissions rose 12 teragrams a year between 2010 and 2023, and could offset a fifth of global methane cuts needed by 2050.
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Science
Decadal doubling of Siberian methane emissions due to warming-induced fires and methanogenesis
The northern permafrost region, which stores double the amount of carbon in the atmosphere, is vulnerable to accelerated warming. Methane emissions from thawing permafrost may eventually result in a climate-carbon feedback. Our analysis of atmospheric ...
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A billion tons of ancient ice may be hidden beneath Utah’s mountains, according to new research. Scientists say these buried ice reserves could reshape our understanding of regional water resources and past climate conditions.
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ScienceAlert
A Billion Tons of Ice Are Hiding Under Utah, Study Finds
An incredible discovery.
Ignoring a plant's bloom duration completely skews climate predictions. Researchers fixed this major error using a new mathematical tool that separates a flower's start time from its total blooming period in historical museum records.
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#ClimateScience #Phenology #BloomingBias
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New Phytologist Foundation
Unified theory resolves phenological paradoxes in biocollection data by modeling phenophase duration during Bayesian inference
Phenology is increasingly studied using digitized biocollection data, yet no general theory links observed specimen collection dates to the unobserved processes governing phenological events. We d...
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Climate scientists fired by Trump step in to fill U.S. report gap
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NBC News
Climate scientists fired by Trump step in to fill U.S. report gap
The future of national climate assessments remains murky after the Trump administration dismissed hundreds of scientists.
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Science News
Climate scientists fired by Trump step in to fill U.S. report gap Read Full Article #ClimateScience #USAdvisory #EnvironmentalPolicy
🔬 Over 175 independent climate scientists have released a special collection of research to fill a perceived gap in climate change findings, following the dismissal of scientists from the National Climate Assessment by the Trump administration.
📅 This new research, published in journals like Earth's Future and the Bulletin of the American Meteorological Society, is intended to guide future climate research and inform communities.
⚠️ The report highlights areas needing more focus, such as the risks of compounding climate events (e.g., heat waves followed by hurricanes) and improvements in understanding flood risk and coastal subsidence.
❓ The future of official U.S. National Climate Assessments remains uncertain, with the Trump administration having halted independent scientists' work in April 2025 and questioning previously published findings.
#ClimateScience #NationalClimateAssessment #ClimateChange
📅 This new research, published in journals like Earth's Future and the Bulletin of the American Meteorological Society, is intended to guide future climate research and inform communities.
⚠️ The report highlights areas needing more focus, such as the risks of compounding climate events (e.g., heat waves followed by hurricanes) and improvements in understanding flood risk and coastal subsidence.
❓ The future of official U.S. National Climate Assessments remains uncertain, with the Trump administration having halted independent scientists' work in April 2025 and questioning previously published findings.
#ClimateScience #NationalClimateAssessment #ClimateChange
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Antarctica’s ice loss is locked in and extra snowfall won’t save it, even if 1.5° warming target is met, according to new study using physics-informed machine learning model that looked at hundreds of thousands of potential futures and the impact of each on the ice sheet
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The Conversation
Antarctica’s ice loss is locked in, and extra snowfall won’t save it – that’s bad news for low‑lying coastal areas elsewhere
The Antarctic ice sheet’s future depends how a chain of events plays out. A new study finds the evidence points in one direction.
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