Lamont-Doherty Earth Observatory73
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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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Scientists Stand With Students at Climate March
Dozens of Earth Institute staff and students took part in New York City’s Climate Strike march.
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Economists Are Downplaying Many Major Climate Risks, Says Report
Researchers warn that world leaders are being misled by economic assessments of future climate-change impacts.
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Two Months in the Southern Ocean, for Science
Under the leadership of Lamont-Doherty Earth Observatory scientists, two different expeditions sailed to the stormy Southern Ocean to learn more about Earth’s climate history.
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Radley Horton: Finding Answers and Spreading Messages of Caution and Hope on Climate
Climatologist Radley Horton’s impactful research is matched by his commitment to communicating the under-appreciated threats associated with global warming.
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You Asked: What Caused Climate Change Before the Industrial Revolution?
A paleoclimatologist walks us through some of the natural causes of climate change — and why it’s important to take action on human-caused warming.
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Testing Fluoride Levels in Indian Wells
A team of researchers taught social science students to test for high fluoride levels in their own villages, and experimented with creative ways to get the word out about the dangers of fluorosis.
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A Mural for Lamont’s Hudson River Field Station: How it Came to Be
The newly renovated research facility will host an educational mural that combines art and science.
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Event: Earth Institute Experts to Discuss How to Act on Climate
Join us at ‘Our Future Festival NYC’ on September 21. This groundbreaking climate event is designed to inform and inspire.
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
