climate science23
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Scientists Prepare ‘Climate City’ for Take-Off
Sometime soon, a flock of “Climate Birds” could be ascending from a former NATO base in northeast France to take the measure of climate change around the world.
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In a Vast Ocean, Studying Impact of the Tiniest Creatures
Vast portions of the oceans contain low levels of the nutrients that normally sustain life. Yet these areas are not devoid of life. Once thought to be biological deserts, recent research has shown that such nutrient-poor marine systems could significantly contribute to the amount of carbon dioxide that is trapped into the deep ocean, influencing…
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Climate May Make Some Regions ‘Uninhabitable’ by End of Century
The global trend toward hotter summers could make parts of the Middle East and tropics “practically uninhabitable” by the end of the century, new research published this week contends.
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A New Tool for Coastal Planners Preparing for Sea Level Rise
Globally, the tool estimates at least 11 inches of sea level rise this century with ambitious efforts to lower greenhouse gas emissions and as much as 52 inches if greenhouse gas emissions continue to grow unchecked.
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A Prize-Winner Explains His Work
Nicolás Young studies glaciers and ice sheets, and how they’ve changed in the past. His work earned him the Blavatnik Award for Young Scientists last fall, which came with a $30,000 prize. You can hear him talk about his research in this new video, produced by the Blavatnik Family Foundation.
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Study Tracks an Abrupt Climate Shift as Ice Age Glaciers Began to Retreat
That change would have affected the monsoons, today relied on to feed over half the world’s population, and could have helped tip the climate system over the threshold for deglaciation.
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What Does El Niño Mean, in 3.4 Seconds
Scientists at the International Research Institute for Climate and Society took a moment from their work (a very brief moment) to answer the question, “What does El Niño mean?”
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It’s Beginning to Look Not a Lot Like Christmas
Much of the eastern two-thirds of the United States was balmy on Christmas Day, with high temperatures more than 20°F above average from Texas to Maine. According to NOAA, 789 daily high temperature records were tied or broken on Christmas Eve and Christmas Day in the continental United States. What’s behind this unusual weather?
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New App Explores Ice and Sea Level Change Through Time
Lamont-Doherty Scientists Create ‘Polar Explorer: Sea Level’
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
