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These technological innovations could modernize the current grid

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No matter whether you're a tree-hugging environmentalist stressed or a coal king, wasting energy in these economically sensitive times makes you look like a jerk.

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Image: An artist's illustration of an array of VIVACE converters on the ocean floor.

Crazy green-energy ideas that just might work
There are many options up for consideration as renewable energy besides windmills and solar panels. And these ideas are so wacky they just might work.

By John Roach

msnbc.com contributor

updated 8:55 a.m. ET Nov. 16, 2009

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