ice ages2
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Tackling an Ice Age Mystery
In a new study in Nature, climate scientist Maureen Raymo and her colleagues show that variations in sunlight interact with Earth’s topography and the size of ice sheets to control Earth’s ice ages on 100,000 year cycles. One important finding: as ice sheets grow bigger, they also become more vulnerable to melting.
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Scientists Drill Deepest Hole off New Zealand
Layers of sand tell of fluctuations in climate, sea level
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CO2 Higher Today Than Last 2.1 Million Years
Study Offers Detailed Look at Past Greenhouse Gas Levels
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New Seafloor Cores Show Tight Bond Between Dust And Past Climates
Researchers hope to shed light on proposed manmade climate ‘repairs’
On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!
