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.

Culture Destroyed by 1815 Volcano Rediscovered

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Excess Carbon Dioxide Makes Plants 'Sweat' Less

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T. Rex Had Humble Origins

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Bush Sends Mixed Message on Clean Energy

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Study Backs Ethanol as Gasoline Substitute

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Plants Found to Produce Methane

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Research Finds Bacteria Rich in Temperate Regions

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Deforestation Boosts Malaria Rates, Study Finds

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Tsunami Warning System a Global Effort

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Planting Trees to Fight Warming Brings New Woes

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Industries Look for Profit in Climate Change

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U.S. Agrees to More Talks on Global Warming

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California Presses Ahead on Global Warming Pacts

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Seeking Profit in Kyoto Protocol Compliance

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Atlantic Ocean's 'Heat Engine' Chills Down

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