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Offshore Wind Resources Could Meet 25% Of US Demand
(cleantechnica.com)
This is a most excellent place for technology news and articles.
This always makes me wonder... the tide has to be one of the biggest sources of free kinetic energy, cycled daily. I can picture a hundred different ways to tap it for free energy. Why aren't we doing it?
Salt water is a bitch. It will corrode though everything, especially moving parts. It's not that we couldn't do it, but the maintenance cost makes it unattractive.
Make it all out of whatever offshore windmills are made of (ok I say this half jokingly because I honestly have no knowledge in this area)