cs highlights2
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Greenland Ice Cap Vanished Just 7,000 Years Ago
The first study from GreenDrill finds that Greenland’s Prudhoe Dome ice cap had fully melted much more recently than previously thought.
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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.
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Get Ready for Smokier Air: Record 2023 Wildfire Smoke Marks Long-Term Shift in North American Air Quality
A new analysis of air quality data from the past 70 years shows a broader, continent-wide trend toward smokier skies.
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It’s Been One Year Since Wildfires Devastated Los Angeles. What Have We Learned?
In the wake of the fires, our disaster expert says that “we have the lessons we need to do better and recover better, but there is a stubbornness to learning and applying them.”
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Columbia Climate School Experts on What Gives Them Hope in 2026
2025 was a tough year for climate action. Yet our experts see signs of progress on the horizon, and climate solutions within reach.
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Year in Review: Our Top Stories of 2025
A look back at the stories and videos that shaped our year at State of the Planet.
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Vast Freshwater Reserves Found Beneath Salinity-Stressed Coastal Bangladesh
Drinking water is often scarce in Bangladesh. These researchers have tapped into a potential solution.
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A Climate-Friendly Holiday Gift Guide
Six fun and thoughtful ways to keep our climate and planet in mind this holiday season.
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American Geophysical Union 2025: Key Scientific Presentations From Lamont-Doherty Earth Observatory and Columbia Climate School
Check out a guide to some of our notable research at this year’s AGU conference.
The first Earth Day in 1970 ignited a movement to stop polluting our planet. Today, our scientists and experts are tackling the most pressing challenges to achieve real-world impact. This Earth Day, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.
