Climate285
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Test Flight
Nick Frearson, Gravimeter Instrument Team, Lamont-Doherty Earth Observatory: The flight engineer ticks off instruments over the intercom. “LVIS, ready.” “Gravity, ready.” “DACOM, ready.” We are about to take the DC-8 on its first test flight before Antarctica. The pilots, clipped and professional, have just described the day’s flight plans and the plane is bustling with…
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Climate News Roundup – Week of 10/4
Food Prices May Rise 121% by 2050 Due to Climate Change, Business Standard A report released on Wednesday by the International Food Policy Research Institute outlines the threats to agricultural security posed by climate change. Food prices, already expected to increase significantly by 2050, could rise further as the effects from climate change continue to…
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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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Climate News Roundup – Week of 9/27
Gordon Brown’s $100 bn Climate Aid Proposal is ‘Only First Offering‘, guardian.co.uk Prime Minister Gordon Brown proposes $100 billion in future aid to countries struggling to adapt to climate change. The compensation, which could rise to a higher number as international negotiations continue, would be supplied by “rich” nations in a timeframe extending to 2020.…
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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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Thinking on Your Feet on the Ice
Nick Frearson, Gravimeter Instrument Team, Lamont-Doherty Earth Observatory: I’m a senior engineer at Columbia University’s Lamont Doherty Earth Observatory, and my role in Operation Ice Bridge is to work with the gravimeter. This instrument can see beneath ice sheets into the water and bedrock below to reveal the ice sheet’s hidden contours – critical information…
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A New Way to Experience Antarctica
Michael Studinger, Instrument Co-Principal Investigator, Lamont-Doherty Earth Observatory: The scale and style of Operation Ice Bridge will be a new experience for me. I’ve been involved in airborne research for more than a decade using ice-penetrating radar systems, airborne laser scanning, gravity and magnetics to learn more about the polar ice caps and how they…
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Climate News Roundup – Week of 9/19
Denver to Barcelona: Global Cities and Greenhouse Gas Emissions, ScienceDaily ACS’ Environmental Science & Technology is publishing a new study in October identifying which cities are producing the greatest levels of greenhouse gases. Denver was number one on the list, followed by Los Angeles, Toronto, Cape Town, and Bangkok. Researchers identified high electricity and heating…
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Temperature trends since 1998: Puzzling evidence?
In “Momentum on Climate Pact Is Elusive” (New York Times, 9/21/09) science reporter Andrew Revkin discusses the relative stability of temperatures over the last decade in the context of the UN climate summit this week. He posits that this short term trend may complicate efforts to achieve an international agreement on climate change this year.…

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