Science for the Planet
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Science for the Planet: Financing Sustainable Development
Meet Lisa Sachs—a lawyer who specializes in how public and private investment can help achieve environmental, social and economic goals.
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Science for the Planet: Tackling the Invisible Threat of Nanoplastics
Beizhan Yan, an environmental geochemist at the Lamont-Doherty Earth Observatory, has come up with new methods to detect and analyze tiny plastic particles to better understand their impact on human and environmental health.
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Science for the Planet: Creating Climate Solutions with Urban Communities
Climate School professor Sheila Foster works with frontline communities on climate adaptation strategies.
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Science for the Planet: In Madagascar, Learning From a Library of Human Experience
Archaeologist Kristina Douglass explains how past human adaptation can inform solutions to modern climate challenges.
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Science for the Planet: Uncovering the Mysteries of Greenland’s Melting Ice Sheets
Marco Tedesco explains how remote-sensing data can reveal how Greenland’s ice sheets are melting.
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Science for the Planet: Equitable Climate Adaptation for Coastal Communities
Nadia Seeteram studies how climate risks are impacting housing infrastructure and housing needs in coastal communities.
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Science for the Planet: Why We Need to Preserve Maritime Forests
Tree-ring scientist Nicole Davi explains the critical role maritime forests play in protecting our coastal communities from storms. The tree-ring records she’s building will help us understand how these ecosystems are responding to climate change.
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Science for the Planet: Why We Need Legal Frameworks for Carbon Dioxide Removal
Ocean-based techniques to remove carbon dioxide from the atmosphere could help the US and other countries reach their climate goals, but they need to be advanced in a safe, just and responsible manner, says climate law expert Romany Webb.
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Science for the Planet: Sinking Seaweed for Sequestration
This second video for Science for the Planet series explores the idea of sinking sargassum seaweed deep in the ocean, taking carbon with it.

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
