Lamont-Doherty Earth Observatory71
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Study Zeros In on Source of Arsenic in Bengal Basin’s Deep Wells
Typically only shallow wells have arsenic problems, but in an area of India and Bangladesh, deep wells are highly contaminated. Scientists are starting to learn why.
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As Climate Warms, Plants May Demand More Water, Cutting Supplies for People
New study challenges many climate scientists’ expectations that plants will make much of the world wetter in the future.
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Should New York Build a Storm Surge Barrier?
A recent event at Columbia University debated the pros and cons.
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Northern Peatlands Contain Twice as Much Carbon as Previously Thought
New findings double potential emissions from these areas, with big implications for climate modeling.
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Cycle for Science: Glacier Edition Completes Its Circuit
Wrapping up a week-long bicycle trip that has brought climate science to underprivileged schools.
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The Secret Life of Trees
Kevin Griffin uses remote sensing to track the daily rhythms of trees. His work is helping to bring tree biology to life for students and the general public.
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New Project Will Study Greenland’s Helheim Glacier in Unprecedented Detail
Using drones, laser scanners, and high-resolution models, researchers hope to find out more about the processes driving rapid melting in this region.
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On the Road, Teaching Glacier Science
A PhD student explains what life is like on a week-long bicycle trip that’s bringing climate science to students from economically disadvantaged families.
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Grim Projections for the Ocean—and the Life Within It
Sonya Dyhrman, a microbial oceanographer affiliated with Lamont’s Center for Climate and Life, explains how human-caused climate change is harming ocean health.
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
