Kitegen wind generators could make 20 times the power (5 gigawatt designs are being planned) in the land area of an existing wind farm and use 8 times less concrete and steel [del.icio.us]

Source: http://feedproxy.google.com/~r/blogspot/advancednano/~3/8FZwwRKfMb0/kitegen-follow-up.html

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