Climate40
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You Asked: Dinosaurs Survived When CO2 Was Extremely High. Why Can’t Humans?
Our expert says: Although carbon dioxide levels have been much higher in the past, they generally increased slowly, giving plants and animals time to adapt. When the rate of climate change was staggeringly fast, like today, there were big problems.
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The 37 Easiest Ways to Reduce Your Carbon Footprint (Animated Graphic)
Making a difference on climate change doesn’t have to take lots of time or effort.
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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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Training for Dixie Fire Survivors Sheds Light on the Long Road to Recovery
One year after the devastating wildfire, residents of Greenville, Calif., are working to rebuild. Experts from the National Center for Disaster Preparedness co-hosted a training to facilitate the process.
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Reflections on Centering Racial Equity at the NYC Panel on Climate Change
A Columbia Climate School student shares lessons from trying to translate the concept of anti-racism into action in an institutional setting.
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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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The Flood Seen From Space: Pakistan’s Apocalyptic Crisis
Flooding is not uncommon for Pakistan, but the current crisis is simply unprecedented.

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


