climate4
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Biennial Index Finds the World Is Lagging on Environmental and Climate Goals
A handful of countries, including the United States, may emit half the world’s greenhouse gases by 2050.
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Glacier Retreat in the Andes is Bankrupting a Billion Dollar Corporation
The developer of a controversial hydroelectric project in Chile has filed for bankruptcy, blaming Andean glacier retreat and droughts for low water flows.
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Space Station Instrument Provides Newly Detailed Look at Plants’ Drought Resistance
Plants in the same groups often show similar drought resistance independent of the climate in which they grow.
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A Key U.S. Earth-Sciences Official Visits Columbia to Explore Research Ideas
Oceanographer Richard Spinrad of NOAA participated in a town hall and discussed funding opportunities with Columbia Climate School researchers.
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Solar Energy Explains Fast Yearly Retreat of Southern Ocean Sea Ice
Sea ice in the Southern Ocean retreats each year much faster than it develops. This has puzzled scientists, but the explanation turns out to be simple.
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Scientists Find Surprisingly Stable Carbon Uptake by Land and Oceans From Air
Estimates that predate satellite imagery fill in a missing link and imply that oceans and land have been removing carbon from the air more efficiently than previously thought.
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Lisa Goddard: Led Global Efforts to Advance Near-Term Climate Forecasting
Lisa Goddard, longtime director of the International Research Institute for Climate and Society, has died.
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In Continuing Trend, 2021 Tied for 6th Warmest Year on Modern Record
The past eight years are the warmest since modern record keeping began in 1880.
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Oceans Could Be Harnessed to Remove Carbon From Air, Say U.S. Science Leaders
Seaweed cultivation, altering the chemistry of seawater, or even injecting electrical currents should be studied, say the authors.
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
