What energy supplies 20% of the world's electricity? No, it is NOT a fossil fuel or nuclear power.
What energy source supplies 20% of the world's electricity? And no, it is NOT a fossil fuel
What energy source supplies 20% of the world's electricity? And no, it is NOT a fossil fuel
(via thoughtsonglobalwarming.blogspot.com)
Submitted by Simmons on Mon, 2007-08-20 14:28.
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