climate change50
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Unusually Clear Skies Drove Record Loss of Greenland Ice in 2019
Study identifies unprecedented atmospheric conditions behind devastating summer; suggests climate models may greatly underestimate future melting.
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Kevin Uno: Examining How Early Humans Responded to Climate Change
Kevin Uno, a Center for Climate and Life Fellow, studies how abrupt changes in climate affected Neolithic human settlement, diet, and abandonment in northwest Africa.
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COVID-19 Provides Lessons on Climate Adaptation for Cities
Some policies can simultaneously address public health threats, reduce emissions and provide for a city’s recovery.
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American Robins Now Migrate 12 Days Earlier Than in 1994
New GPS data show birds adjust to shifting snow conditions as climate warms
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Ozone Treaty Stopped Jet-Stream Drift in Southern Hemisphere
Researchers long ago predicted that the 1987 Montreal Protocol, banning ozone-depleting gases, would reverse a worrisome trend in Southern Hemisphere winds. A new study shows they were right.
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What Can We Learn From COVID-19 to Help With Climate Change?
Three Earth Institute experts weigh in.
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What Coronavirus and Climate Change Have in Common
Both crises start with experts issuing warnings about big invisible monsters and end with catastrophic consequences that are nearly unstoppable by the time they can be seen and felt.
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Q&A: Exploring the Connections Between Environment, Equality, and Indigenous Issues
Ceiba — a teacher, musician, and activist — emphasizes the importance of listening to and learning from Indigenous peoples.
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Increasingly Mobile Sea Ice Means Arctic Neighbors May Pollute Each Others’ Waters
The movement of sea ice between Arctic countries is expected to significantly increase this century, raising the risk of more widely transporting pollutants like microplastics and oil, according to new research.
Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
