Lamont-Doherty Earth Observatory2
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Come Visit Us at Lamont Open House
Join Lamont-Doherty Earth Observatory in Palisades, NY, on Saturday, Oct. 17, for a free, family-friendly event. Explore research facilities through lab tours, exhibits, hands-on activities and talks.
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Real Science, Right Now: How High School Students Are Researching Climate Solutions
Through Columbia Climate School and Lamont-Doherty Earth Observatory programs, students conducted hands-on climate research to build scientific, analytical and communication skills.
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What Can Fossil Corals in the Cook Islands Teach Us About Global Sea Level Rise?
Scientists are studying fossil coral reefs in the Cook Islands to reconstruct sea levels during the Last Interglacial, and hoping to improve projections of future change.
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On Ancient Madagascar, Large Native Herbivores Paid the Price as Introduced Livestock Spread
New analyses of ancient cattle, sheep and goat bones suggest that the rapid spread of introduced livestock 1,200 years ago coincided with forest loss and population declines among large native herbivores.
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A Career Spent Collecting Earth’s Seismic Clues
Göran Ekström tracks incidents like landslides and glacier collapse using tools once used only to monitor earthquakes.
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Robot Sailboats Will Spend Five Years Measuring Carbon in the Southern Ocean
Led by researchers at NOAA and Columbia University, the Constraining Ocean Carbon with Optimized Observing (COCO2) project will use uncrewed surface vehicles to reduce uncertainty in estimates of the ocean carbon sink.
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New Report: Ocean Carbon Removal Shows Promise, But Big Questions Remain
Marine carbon dioxide removal could support climate action but faces major scientific, technical and governance challenges, according to a National Academies of Sciences, Engineering, and Medicine report.
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Unused Natural Gas Behind NYC’s $300 Million Waste of a Potent Greenhouse Gas
New research may offer cities an overlooked pathway for reducing methane emissions while potentially saving consumers millions of dollars lost to wasted natural gas.
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August Research Roundup: Select Papers
This month, we covered a long-term analysis suggesting that landfill methane emissions may be far higher than estimated, as well as new research on unexpected trends in U.S. extreme rainfall. Here are additional studies worth noting.

October 28, 2026 is Columbia Giving Day! Your gift to Columbia Climate School helps advance interdisciplinary research, educate the next generation of leaders, and transform bold ideas into real-world solutions for climate, Earth, and society.
