climate change145
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Shifting Perceptions on Global Warming
Last week the Pew Center released a new poll regarding the “Changing Opinions About Global Warming.” The polls are certainly telling, if not alarming: in April 2008 71% of Americans believed there was solid evidence that the earth was warming. That’s down to 57% this month. Perhaps more importantly, the percentage of those people who…
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Risks Cloud Financing for Curbing Climate Change
Policies Uncertain and May Not Stop Warming, Says Study
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Scientists Visit Carbon Capture and Sequestration Site in Iceland
Reducing carbon dioxide emissions while meeting the world’s ever increasing energy needs is one of the greatest challenges of this century. Scientists, researchers and students at the Earth Institute, Columbia University, with the enduring support of donors like Gerry and Marguerite Lenfest, who helped establish the Lenfest Center for Sustainable Energy, are developing novel approaches…
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On the Surface of Climate Change
Blog Action Day 2009’s theme this year is Climate Change. Thousands of people on blogs all over the world are writing today on this single issue, and the Columbia Water Center is joining them. On Climate In a recent study at Columbia University, correlations were drawn between sea surface temperature on the coast of Africa…
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Food Security Under Climate Change
In 2008 the world faced one of its most severe food crises in recent history. Around the world riots broke out in otherwise food-secure nations — places like Egypt, Russia, Mexico, and Brazil. The world’s governments responded — a major U.N. conference was held in Geneva. What they discussed there was the fundamental issue of…
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‘Killer’ Southeast Drought Low on Scale, Says Study
Others Were Far Worse; Population, Planning Are the Real Problems
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WFP and Millennium Villages Unite to Cut Hunger, Malnutrition
UNITED NATIONS – Highlighting the growing challenge of hunger and malnutrition and the urgent need for solutions and partnerships, the World Food Programme and the Millennium Villages project today announced plans to expand joint action to cut hunger and malnutrition across Africa. At a time when one in six people worldwide do not have enough…
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Glaciers Have Moved Together in Far-Flung Regions
Study Links Climate Fluctuations in North with Tropics
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Warming Climate May Devastate Major U.S. Crops
Study Suggests Tipping Points for Corn, Soybeans, Cotton
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