Lamont-Doherty Earth Observatory3
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Lamont Paleoclimatologist Maureen Raymo Receives the 2026 Nemmers Prize
Raymo received the award for her pioneering development of hypotheses that explain climate change across Earth’s history, and her educational leadership in the Earth system sciences.
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Geologist Mike Kaplan Named 2026 Guggenheim Fellow
Kaplan studies the ways ice sheets, mountain glaciers, climates and landscapes changed in the past.
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Faculty Spotlight: Decoding the Arctic Ocean’s Chemical Clues
Laramie Jensen’s interest in inorganic and analytical chemistry led her to the ocean. And then to the North Pole.
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Exploring Connections Between Environment and Society
Aynsley Kretschmar, a soon-to-be graduate of the M.A. in Climate and Society program, reflects on the skills she’s gained from her time at Columbia, as well as what she’s most excited about for her future.
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Indigenous Herders and Peru’s Melting Glaciers: A Conversation with Anthropologist Allison Caine
Caine’s new book depicts a small community in the glacier-fed Peruvian Highlands as it navigates climate change and social pressures.
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In Eastern Africa, the Cradle of Humankind Is Tearing Apart
Researchers have found that Earth’s underlying crust in the Turkana Rift region has been significantly thinned, presaging Africa’s eventual breakup—and with that finding, the researchers offer a new perspective on Turkana’s fossil record of human evolution.
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Columbia Beautiful Planet 2026
Once again, we honor Earth Day by sharing some amazing photos celebrating the beauty and magic of our planet, as captured by the Columbia community.
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Climate School Experts on Congestion Pricing’s First Year
Three Climate School experts weigh in on the success of New York City’s congestion pricing program.
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Tree Rings Reveal Hurricane Impacts and Emerging Sea-Level Stress in Coastal Forests
New research suggests that trees largely recover from storms within two years, and that coastal trees may be stressed from sea-level rise.
You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!
