David Letterman recently welcomed Bill McKibben, author of Eaarth: Making a Life on a Tough
September 3, 2010
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Article & News
Tag: wind
I meet a lot of people who think they can’t solve the energy problem going on in the world.
May 26, 2010
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People like to say wind turbines are a better investment than solar-generating systems.
May 10, 2010
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