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Education Brings Sectors Together to Address Fluorosis in Alirajpur
A new project from the Center for Sustainable Development and Lamont-Doherty Earth Observatory will use education interventions to try to curb fluorosis, caused by high fluoride levels in drinking water, in Alirajpur, India.
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New Book Highlights Threatened Plants of the Tropical Andes
It includes species that live nowhere else on Earth, and emphasizes the need to protect these unique mountain forests.
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Robin Bell Goes to Washington to Testify About Melting Ice Sheets
At a hearing of the House Science Committee on Thursday, she’ll explain her research and why changing polar ice matters to everyone in America and around the world.
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ACToday Unites Farmers and Scientists to Solve Climate Challenges in Guatemala
Thousands of Guatemalan farmers will now have access to state-of-the-art forecasts and other climate information to help them increase crop yields and earn more.
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Citizen Scientists Can Help Predict and Prepare for Disasters
A recent study finds that you don’t need to be an expert to gather information that aids disaster prediction and response.
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Training Agents of Change: A New Approach to Reach Ethiopia’s Climate-Vulnerable Farmers
A training course marked a major step in a project that will equip farmers with climate information to manage food production in times of drought and extreme weather.
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Climate Service Initiative Begins Work on a New Continent
After a decade of development in Africa, the ENACTS initiative is expanding to Bangladesh this year.
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Earth Institute Alumni Helped Launch Etsy Carbon Offset Initiative
The major e-commerce site is the first to offset 100% of its carbon emissions from shipping — and two Sustainability Management graduates helped to make it happen.
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Climatologist Testifies to Senate Subcommittee Regarding Costs of Extreme Weather
Lamont’s Radley Horton explains that enhanced forecasts and better communication can reduce climate risks and create new economic opportunities.

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
