mid-ocean ridges2
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Quakes Under Pacific Floor Reveal Unexpected Circulatory System
Study Upsets Long-Held Image of Volcanism-Driven Hydrothermal Vents
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Deep Magmatic Plumbing of Mid-Ocean Ridges Revealed
New images suggest that the Earth’s lower oceanic crust is generated from multiple magma sources
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