Lamont-Doherty Earth Observatory52
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Far-Drifting Antarctic Icebergs Are Trigger of Ice Ages, Scientists Say
Large numbers of icebergs that drifted unusually far from Antarctica before melting into ocean waters have been key to initiating ice ages of the past, says a new study.
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Staff Member Spotlight: Linette Sandoval-Rzepka
She is a division administrator at Lamont and one of the 2020 recipients of the Earth Institute Distinguished Staff Award.
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EI LIVE K12 Is Back for Spring 2021
Our popular video series for students, educators, and parents returns with an exciting lineup from January to June.
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Will Global Warming Bring a Change in the Winds? Dust from the Deep Sea Provides a Clue.
A new study traces three-million-year-old winds to help predict future circulation patterns.
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Study Pinpoints Process That Eases Drying in Drylands
Climate change is making drylands drier, but scientists have identified a natural process that helps to ease the loss of surface water in arid areas.
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2020: A Year of Discovery at Lamont-Doherty Earth Observatory
Despite the pandemic putting fieldwork on pause, the observatory contributed new knowledge about the planet, its inner workings, and its future changes.
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Earth Networks Take Interdisciplinary Work to the Next Level
Working across the university, the Earth Networks will focus on climate mobility, environmental justice, habitable planets, and sustainable food systems.
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A Year in Review: What to Take Forward From 2020
Columbia students and faculty consider the lessons that can be learned from this year to move toward a more equitable and sustainable future.

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

