climate change25
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Researchers Map New York State Methane Emissions With a Mobile Laboratory
Scientists are using mobile instruments to measure and hopefully help reduce emissions from landfills, cities, farms, waste treatment plants and other sources where mitigation measures could be put in place.
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Megadrought in Southwest Is Now the Worst in at Least 1,200 Years, Study Confirms
The continuation of dry conditions across a wide region has broken records going back to the year 800. Researchers believe climate change is largely to blame.
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Colonialism Distorts the Quest to Save Heritage Threatened by Climate Change, Say Researchers
Climate change threatens to destroy invaluable heritage sites and traditions in marginalized countries — but empowering local people is key to saving it.
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Why Climate Science Needs More Women Scientists
Women scientists continue to face unequal access to resources and opportunities in climate science. This lack of gender diversity is concerning, since women around the world will bear the brunt of climate change impacts.
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A New Multimedia Package Offers Talks by Top Scientists on Climate Impacts and Adaptation
A printed book supplemented by electronic slides and a webinar series will present authoritative lectures from a wide variety of scientists across the world.
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Simultaneous Droughts Could Threaten Global Food Security, Says Study
In a world where many countries depend on agricultural imports, warming climate increases the odds that multiple important crops could fail.
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New Report Examines Greenhouse Gas Emissions From Government-Owned Companies
State-owned companies emit more carbon dioxide than any country except China. Countries can leverage these enterprises to achieve climate and energy policy objectives.
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Diamonstein-Spielvogel Foundation Gift Establishes Inaugural Columbia Climate School Fellowships
A new gift will provide full tuition for students in the Master’s in Climate and Society program.
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Atmospheric Rivers Spur Debates on Flood Management in Washington State
After receiving unprecedented amounts of rainfall late last year, communities in northwestern Washington are asking questions about how to prevent flood damage in a warmer and wetter climate.

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
