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Buzz Clik

(38,437 posts)
5. Up until quite recently, solar panels generated less energy than it took to construct them.
Sat Apr 27, 2013, 01:35 PM
Apr 2013

It was the same problem with ethanol from corn. When the margin is negative or only slightly positive, what's the point?

Latest Discussions»General Discussion»I don't have an answer…»Reply #5