Climate99
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In Ancient Scottish Tree Rings, a Cautionary Tale on Climate, Politics and Survival
Using old tree rings and archival documents, historians and climate scientists have detailed an extreme cold period in Scotland in the 1690s that caused immense suffering. It may have lessons for Brexit-era politics.
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12 Legal Tools to Push Climate Preparedness
Extreme weather events are becoming more frequent and severe. Here are 12 ways the law can help society cope with these impacts.
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COP 25 in Madrid and the Limits of Climate Diplomacy
I remain optimistic about the technologies of renewable energy and the economic opportunities presented by our need to decarbonize and modernize our energy system.
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Combating Global Climate Change at the Regional Scale
In a recent forum, researchers explained how Columbia Global Centers helped them appreciate the different priorities and approaches of other countries in regards to the climate crisis.
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Subseasonal Forecasting for the Indian Monsoon
Climate scientist Nachiketa Acharya uses medium-term forecasts to help Indian farmers with planning and decision-making.
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Q&A: Andrew Robertson on Crossing the ‘Predictability Desert’
New subseasonal forecasting capabilities pave the way toward forecasts that fill in the gaps between short-term weather and long-term climate.
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Newly Identified Jet-Stream Pattern Could Imperil Global Food Supplies, Says Study
Scientists have identified systematic meanders in the northern jet stream that cause simultaneous crop-damaging heat waves in widely separated regions—a previously unknown threat to global food production that could worsen with warming.
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Can We Predict ‘Climate Migrations’?
A prototype model considers climate and socioeconomic factors to see if displacements of people can be predicted and better explained.
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Climate and Society Posters and Presentations at AGU 2019
A range of areas of expertise from Columbia University’s International Research Institute for Climate and Society will be represented at this year’s annual meeting of the American Geophysical Union.
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
