Lamont-Doherty Earth Observatory2
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Earth’s Continents Stabilized Due to Furnace-Like Heat, Study Reveals
The new discovery has implications beyond geologic history, such as the search for critical minerals and habitable planets beyond Earth.
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Nine Lamont-Doherty Earth Observatory Researchers Honored by Leading Scientific Organizations
Scientists connected with the Lamont-Doherty Earth Observatory, which is part of the Columbia Climate School, received notable accolades from renowned national and international research societies this fall.
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As a Glacier Retreats, a Gold Mine Advances. Why Are Some Locals Angry?
A Canadian mining company is seeking approval to renew gold mining operations in northwestern British Columbia, but they face opposition from First Nations, environmental nonprofits and downstream Alaskan communities.
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Where Soil Meets Data: Yushu Xia’s Mission To Support a Healthier Planet
Xia discusses her research projects, mentorship goals, and the importance of staying ahead in a changing scientific landscape.
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Will New Areas Uncovered by Glacier Melt Boost Swiss Hydropower and Clean Energy Goals?
A Swiss government report reveals that efforts to locate major hydropower resources on land exposed by glacier retreat are entangled with ecological and legal challenges.
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Bridging the Gap: How AI Can Help—or Hinder—the SDGs
The issue is no longer whether AI matters for sustainable development, but how to apply it in ways that decrease costs, expand access, improve decision-making and avoid further deepening inequality.
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Archaeologist Kristina Douglass Named 2025 MacArthur Fellow
Douglass’s research uses lessons from the past to help communities understand how to adapt to climate change.
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Mercury Rising: Why Emissions of This Deadly Neurotoxin May Soon Increase
The EPA is proposing changes to the Mercury and Air Toxic Standards (MATS), which would weaken mercury emissions limits from U.S. fossil fuel power plants by 70 percent.
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Columbia Climate School’s Global Impact Scholars Confront Urgent, Real-World Problems
Faculty and students worked together on ideas for climate solutions, which were then presented at the Climate School showcase as part of Climate Week NYC.
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
