climate change20
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Greenland’s Long and Intense Melt Season Is a Worrying Sign for Sea Level
Summer melt across Greenland has broken records this year.
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How Do We Deal With the Polarization Around Climate Change?
Suggestions from Peter Coleman, psychologist and expert in conflict and cooperation.
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How Colonialism Spawned and Continues to Exacerbate the Climate Crisis
Colonialism was motivated by the promise of plundering the environment and subjugating populations. Its legacy makes it far more challenging to address the climate crisis and implement equitable solutions.
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Climate Week 2022 at Columbia Climate School
We’ll be offering a lineup of special content and interesting events all week long.
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Summer Heat Waves Caused Several Glaciers to Collapse
Europe’s deadly summer 2022 heat waves caused two dramatic glacier collapses and fueled the melting of a third.
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What Lies Beneath Melting Glaciers and Thawing Permafrost?
As the planet’s ice disappears, it’s exposing new surfaces, opportunities, and threats — including valuable mineral deposits, archaeological relics, novel viruses, and more.
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Fast-Wasting Antarctic Glacier Lost Ice Even Faster in Past, Raising Concerns for Future
Some time in the past 200 years, Antarctica’s giant Thwaites Glacier saw a period of retreat much faster than even that observed in recent years. It could be a warning of rapid sea-level rise in the near future.
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Declining Salmon Lead Eagles to Seek Out Food in Washington’s Agricultural Areas
As warming streams reduce the populations of chum salmon in northwest Washington, bald eagles are exploring adjacent farmland for alternative foods.
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How Is Climate Change Affecting Ocean Waters and Ecosystems?
Biological oceanographer Hugh Ducklow describes decades of work in far-flung places to understand the evolving ecology of the oceans. The picture is not always clear.
AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
