Global Warming The debate on global warming has shifted. Worldwide, tailpipes and smokestacks spew 25 billion tons of carbon dioxide every year, and there's no longer doubt that this gas is heating the Earth. The new questions center around how much will our climate change, and how fast. NPR examines the issue.

Reading the Poles: Earth's Ice in Jeopardy

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Assessing the Art, Science of 'Inconvenient Truth'

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Warming Eases Northwest Passage, Author Says

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To Cool the Earth, Plan Would Pull a Shade

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Backyards May Play Role in Climate Change

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Ad Campaigns Highlight Effects of Global Warming

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Museums Take Different Views on Climate Change

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Greenland Glaciers Moving More Quickly to the Ocean

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Climate Change Could Cause Rapid Rise in Sea Levels

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'Weather Makers' Seeks to End Climate Debate

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Effects of Global Warming Apparent in Bering Sea

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Is Global Warming Threatening Polar Bear Habitats?

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Evangelical Leaders Urge Action on Climate Change

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NASA Scientist Feels Pressure Over Global Warming

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Science Fiction Writers Target Global Warming

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Hunting for the Threatened Ice Worm in Alaska

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Atlantic Ocean's 'Heat Engine' Chills Down

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