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Michael Fiala / Reuters Why the U.S. Military Is Losing Its Carbon-Emissions Exemption
The Paris climate deal says it will be up to each individual nation to decide how its armed forces will comply with environmental regulations.
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Stephane Mahe / Reuters The Difference Two Degrees Makes
How rising temperatures are changing the world, in charts
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5 Landmarks That Could Soon Be Swallowed by Rising Seas
Among them: postcard-perfect lighthouses, parks, and seaside city blocks
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Live Coverage of the President's Big Climate Announcement
Updates from our Climate Desk team
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We're Screwed: 11,000 Years' Worth of Climate Data Prove It
New research takes the deepest dive ever into historic climate records.
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There Is Little Hope Left of Keeping Global Temperature in the 'Safe' Zone
"The prospects of keeping climate change below that [two-degree goal] are fading away," says Pieter Tans, leader of NOAA's greenhouse-gas measurement team.
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Inside the Military's Clean-Energy Revolution
Damn the deniers, the doubters, and the do-nothing Congress. The Pentagon is moving full green ahead.
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In Two Weeks, the Mississippi River Could Shut Down
Navigation has become treacherous as the worst U.S. drought in half a century brings water levels close to record lows.
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Ken Burns: Dust Bowl the Greatest Man-Made Eco Disaster in U.S. History
And what it teaches us about future climate catastrophes.
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Video: Sandy Leaves Elderly Residents Trapped in the Dark
Inside the darkened stairwells of high-rise apartments on Manhattan's Lower East Side, residents battle power outages, and each other.
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The Charred Remnants of a Breezy Point Neighborhood
"I think we all can agree we're seeing complete and utter devastation."
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Frontline: Have the Climate Deniers Already Won?
Lately public opinion has shifted back towards belief in the reality of climate change that is caused by humans.
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Is David Axelrod to Blame for Climate Change's Absence From the Election?
Warming could be a winning issue, but President Obama isn't pushing on it -- and experts finger one of his top aides as the culprit.
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Why Aren't Politicians Listening to Joe Romm About Climate Change?
For years, he's been arguing that talking about the science of warming is a winning political strategy. Now, new polling data are backing him up.
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Is Climate Change the Sleeper Issue of the 2012 Election?
Surprising new polling data shows swing voters are going green.
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What's Inside the iPhone 5?
A chemical analysis reveals that the iPhone 5 is among the less toxic phones on the market.
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You'll Love Me When I'm Gone: Photographs of Our Melting Glaciers
Photographer James Balog has captured what's at stake in some of the world's most extreme places.
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Can a Pacific Island Nation Use Old Industrial Law to Stop Climate Change?
Palau tries a novel legal strategy.
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What the Mars Rover Can Tell Us About Climate Change
Curiosity will hunt for signs of Martian climate change, which can help shed light on Earth's own.
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Maps: The States Where Fracking Can Happen in Secret
Weak or non-existent disclosure laws mean that people may not know about the natural-gas wells near their houses and schools.
