Top NASA Scientist: If Obama Approves Keystone XL, All His Climate Talk is ‘Greenwashing’
Photo: Jungbim via Wikimedia Commons, CC BY-SA 3.0
James Hansen is one of the world's foremost climate scientists. He's arguably done more pioneering work in the field than any other American scientist -- and he's repeatedly testified before Congress and appealed to the White House, stating the dangers climate change poses to the nation. He's also been really good at putting his money where his mou...Read the full story on TreeHugger

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Getting your kids on board with your green menu is one of the easiest (and earliest) ways to teach them about a variety of environmental initiatives, from organic farming to their carbon footprint.
But figuring out where to start isn't always as easy -- which is why we turned to our friends (and childrearing experts) at 

Last week, we asked you to join in the 
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Photo: Toyota
7th Generation Camry, 2nd Generation Camry Hybrid
The Toyota Camry is a perennial best-seller in the US, ranking #1 in number of units sold for 13 of the past 14 years. Since 2006, Toyota has been offering a 
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In a race to beat loggers, scientists traveled to Mato Grosso, a Brazilian state that is home to a largely unexplored section of the Amazon rainforest—and some of the 
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Whether built 
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As you may have seen on every major news channel out there, 
With 
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The garden above looks pitiful, doesn't it? I'm a little embarrassed to confess that it is mine. When I wrote about 
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Sierra Club activists test water near a coal mine in Montgomery County, Illinois. Photo courtesy of Joyce Blumenshine.
Big Coal companies from Appalachia are eyeing President Obama's backyard with intentions of transforming the Illinois Basin into their own playground -- with no rules.
The state faces at least 11 permit applications for new or expanded coal mining -- a crucial fork in the road for the state's energy future.
"We're at this critical time in Illinois," says Cindy Skrukrud from the 
The greenest building is the one already standing, and the
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