International Research Institute for Climate and Society14
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American Geophysical Union 2019: Key Events From the Earth Institute
A chronological guide to key talks and other events at the Dec. 9-13 American Geophysical Union meeting in San Francisco.
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Alum Becomes Director of Senegal’s National Meteorological Service
Ousmane Ndiaye, an adjunct research scientist at the International Research Institute for Climate and Society, will oversee all matters related to climate services in Senegal.
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Ten Years of Collaborating on Climate and Food Security
An event this week will celebrate a partnership that has helped to make farmers and food systems more climate-resilient, and will discuss what comes next.
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You Asked: How Does Climate Change Help to Spread Diseases?
An Earth Institute expert explains why climate change is great for mosquitoes (but bad for people), and why we shouldn’t really worry about prehistoric germs coming back to life.
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How Climate Change Impacts Our Water
Climate change disrupts the water cycle in ways that could profoundly alter how we live our lives.
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You Asked: Can the Great Green Wall Stop the Sahara From Expanding?
A climate scientist answers readers’ questions about an initiative that would plant a vast wall of trees to combat the effects of climate change.
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Q&A with Juan Nicolás Hernandez-Aguilera on Coffee and Climate
How research at Columbia University is making coffee production more sustainable.
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What Are the Hidden Co-Benefits of Green Infrastructure?
A new study compares how 14 types of green infrastructure contribute to 22 potential benefits for urban communities.

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

