Earth Sciences11
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Ancient Eggshell Fragments Crack Giant Elephant Bird’s Life Secrets
In a region where skeletal fossils are poorly preserved, old eggshells are opening a window into the evolution, diet and distribution of Madagascar’s extinct birds.
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New Partnership Invites Black Students to Explore the High Seas
The STEMSEAS program is partnering with historically Black colleges and universities to brainstorm new ideas and networks for increasing diversity in the geosciences and providing opportunities for undergraduate students.
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Q&A With French Geophysicist and 2020 Vetlesen Prize Winner Anny Cazenave
For the International Day of Women and Girls in Science, world-renowned geophysicist Anny Cazenave discusses her research journey, the Vetlesen Prize, and her hopes for younger women scientists entering the field.
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More Frequent Atmospheric Rivers Are Hindering the Recovery of Arctic Sea Ice
Giant trains of warm, moist air are playing havoc with Arctic sea ice during the season when it should be recovering from summer melting.
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Explorer of Deep Earth Wins Vetlesen Prize
Using sophisticated equipment, David Kohlstedt has recreated the pressure, temperature and chemical conditions in the Earth’s mantle, which humans cannot observe directly. His findings have laid the basis for understanding many of the processes that drive the planet’s dynamics.
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With Major Prize, a Project to Turn Carbon Emissions to Stone Gains Momentum
With the award of a 2022 Earthshot prize, new technology to remove carbon from the air by speeding up natural underground chemical reactions moves closer to reality.
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American Geophysical Union 2022: Key Research From the Columbia Climate School
A guide to some of the most provocative and groundbreaking talks at the world’s largest gathering of earth and space scientists.
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Google Doodle Celebrates Marie Tharp, Who Mapped the Ocean Floor
Tharp co-published the first world map of the ocean floors and helped prove the theory of continental drift.
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A Study Offers New Insights Into the Record 2021 Western North America Heat Wave
Several weeks during summer 2021 saw heat records in the western United States and Canada broken not just by increments, but by tens of degrees, an event of unprecedented extremity. To what degree was it climate change, bad luck, or a combination?
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
