Chile's Buckling Part Of Earthquake Belt

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15 minutes outside of Port-au-Prince, along the shoulder of National Road 2, a sign from the Department of Tourism instructs people not to throw garbage. But this site has now become a makeshift dump, where rubble from the Jan. 12 earthquake is piled as far as the eye can see. Richard Harris/NPR hide caption

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Planning For Haiti's Future Presents Many Challenges

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A 60-mile-long iceberg known as B9B, right, crashes into the Mertz Glacier Tongue, left, in the Australian Antarctic Territory on Saturday. The collision created a new 48-mile-long iceberg. AP Photo/Commonwealth of Australia hide caption

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Haitians Flee Capital, Rural Areas Have Little To Offer

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U.N. Eyes Improving Sanitation In Haiti's Capital

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Haiti Considers Future Quakes While Rebuilding

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Haitians Mark One Month Since Deadly Quake

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Water in the atmosphere traps heat, like glass in a greenhouse. When there's less water vapor in the atmosphere, less heat is trapped. Space Frontiers/Getty Images hide caption

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Atmospheric Dry Spell Eases Global Warming

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Methane Causes Vicious Cycle In Global Warming

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Tools like these ax heads from Vinelz, Switzerland, were used by Neolithic farmers and may have been part of their sex appeal to hunter-gatherer women. Sandstein via Wikimedia hide caption

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For Cave Women, Farmers Had Extra Sex Appeal

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Smog shrouds the Los Angeles skyline. New ozone standards from the EPA aim to reduce smog, but may actually increase global warming. David McNew/Getty Images hide caption

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New Anti-Smog Restrictions Could Warm Planet

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Haitian Quake Not A Surprise To Geologists

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Quake Toll Amplified By Geography, Lax Construction

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A large crack in the earth is seen in Port-au-Prince, Haiti, after a 7.0 magnitude earthquake Tuesday. Matt Marek/ American Red Cross via Reuters/Landov hide caption

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Breakthrough Announced In Climate Talks

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