Christopher Joyce Christopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.

Polluters Required To Pay For Greenhouse Gases

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Efforts To Rebuild, Protect Louisiana Wetlands Stall

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'Urban' Villages Counter Ancient Amazon Theory

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Sounds From The Wild: The Laughing Kookaburra

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Mice Can Sniff Out Fear, Study Finds

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Effects Of The Ethanol Mandate On The Price Of Corn

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Many Gulf Of Mexico Oil Leases Remain Untapped

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Candidates Clash On Impact Of Offshore Drilling

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Childhood Home Of George Washington Excavated

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Car Gas Mileage May Not Be All It Seems

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Energy Costs Drive Up Prices of Nearly Everything

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Carbon Bill's Hurdles: Price Tag, Stiff Opposition

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Senate Girds for Debate on Carbon Cap Bill

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