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In Polar Regions, Microbes are Influencing Climate Change as Frozen Ecosystems Thaw, McGill Review Finds

Microbes across Earth’s coldest regions are becoming more active as glaciers, permafrost and sea ice thaw, accelerating carbon release and potentially amplifying climate change, according to a new international review from McGill University.

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Sea Levels Are Rising—But in Greenland, They Will Fall

Even as global warming causes sea levels to rise worldwide, sea levels around Greenland will likely drop, according to a new paper in Nature Communications.

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New Data Show Reduced Overall PFAS Exposures in Subarctic Ocean

PFAS, or per- or polyfluoroalkyl substances, are ubiquitous in modern life. First produced at the end of World War II, these chemicals are in everything from furniture and cosmetics to food packaging, non-stick pans and clothing.

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Changes to Cougar Diets and Behaviors Reduce Their Competition with Wolves in Yellowstone, Study Finds

A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing prey killed by cougars and that shifts in cougar diets to smaller prey help them avoid wolf encounters.

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Higher Costs for Green‑Hydrogen Transport in the Nordics

Green hydrogen produced using solar and wind power would be cheaper to produce at more southerly latitudes than in the Nordic region. 

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40 Years of Tracking Trees Reveals How Global Change Is Impacting Amazon and Andean Forest Diversity

New research published in Nature Ecology and Evolution reveals significant recent shifts in tree diversity among the tropical forests of the Andes and Amazon, driven by global change.

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Hubble Observes Ghostly Cloud Alive with Star Formation

While this eerie NASA Hubble Space Telescope image may look ghostly, it’s actually full of new life. 

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Wood Burning in Homes Drives Dangerous Air Pollution in Winter

Thousands of U.S. deaths per year linked to particulate matter from wood smoke.

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After L.A. Fires Receded, Indoor Air Pollution Grew, Study Finds

Even after the disastrous L.A. wildfires abated last year, the danger from smoke persisted for many people living nearby. 

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Illinois Study: How a Potential Antibiotics Ban Could Affect Apple Growers

Antibiotic resistance in human and animal health is on the forefront of public debate, but it’s a less well-known issue in plant agriculture. 

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