International Research Institute for Climate and Society5
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ACToday Empowers National Meteorological Services
As part of its goal to increase food security in six countries, the ACToday project has helped develop new climate services that lead to better agricultural decision making.
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The Climate-Nutrition Connection in Food Security
In early 2021, ACToday, Cheikh Anta Diop University and Senegal’s national meteorological service organized a three-hour webinar to launch discussions about connections between climate and nutrition.
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How ACToday Builds a Global Community of Climate-Trained Decision Makers
In the last year, project members trained more than 1,600 professionals and graduate students on integrating climate knowledge into food planning and policy, to help combat hunger.
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In Madagascar, a Hurricane Simulation Transforms Into Real-life Disaster Response
Instead of leading a fictional disaster simulation as planned, Columbia researchers helped government agencies prepare for and respond to Tropical Cyclone Batsirai in real time.
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Was It a Flash Flood or Not? Categorizing Disaster Types in Historical Records
Researchers develop new methods to assess flash flood risk to support anticipatory humanitarian action.
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Ground-truthing With Yohana Tesfamariam Tekeste
Tesfamariam Tekeste helps farmers reduce their vulnerability to climate change. She tells us about her work, as well as some hard truths about why those vulnerabilities exist in the first place.
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How These Women Are Contributing to a Sustainable Tomorrow
For International Women’s Day, we highlight a few women in the Columbia Climate School who are leading on climate science and adaptation, and helping to promote equity, sustainability, and resilience.
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Impacts, Adaptation and Vulnerability: What’s New in the Latest IPCC Release
An interview with Ben Orlove, lead author on the report’s chapter on decision-making around climate adaptation.
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Celebrating the 2022 International Day of Women and Girls in Science
This U.N.-designated day aims to accelerate gender equity and improve access to and participation in science for women and girls.
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
