Lamont-Doherty Earth Observatory11
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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.
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A Volcanic Explosion 520,000 Years Ago Dwarfed One That Devastated the Minoan Civilization
An undersea eruption a half million years ago was much larger than nearly anything recorded in human time.
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Student Spotlight: Shifting Gears From Mitigation to Prevention
After he graduates from the Master of Science in Sustainability Science program in the spring, Tyler Zorn hopes to work in a sustainability-driven climate technology firm.
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Bottled Water Can Contain Hundreds of Thousands of Previously Uncounted Tiny Plastic Bits, Study Finds
Using a new technique, scientists have been able to identify extremely minute plastic fragments in bottled water, 10 times more than previously counted.
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Year in Review: Our Top Stories of 2023
In case you missed it: Check out this past year’s top stories, videos, research highlights and more.
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Faculty Spotlight: Finding Hope Through Climate Science Research and Education
Mingfang Ting wears many hats at the Columbia Climate School as a scientist, professor and education designer.
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Faculty Spotlight: Why Trees Will Always Have Something to Teach Us
Lamont research professor Brendan Buckley helps his students learn to listen to the trees.
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A New 66 Million-Year History of Carbon Dioxide Offers Little Comfort for Today
Scientists have produced a new curve of how atmospheric carbon dioxide affects climate. It makes clear that its effects can be long lasting.
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Dredging up New York City’s Glacial Memory
Glaciologist Elizabeth Case spoke to New Yorkers about the role glaciers have played in designing the city’s landscape.

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.