So far these are mostly concepts, but we may be using them in the future
By John Roach, contributor
Fields of windmills spinning in the breeze and deserts covered with solar panels are familiar options for renewable energy. But they are far from the only technologies under consideration. Click the "Next" arrow above to check out six other green energy ideas that are so wacky they just might work. …
Crazy green-energy ideas that just might work
Technorati Tags: alternative energy,renewable energy
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