We write a lot about wave power here at Inhabitat, but functional wave farms are few and far between.
Now Ocean Power Technologies has hooked up its PB40 PowerBuoy to the grid at the Marine Corps Base in Hawaii, marking the first time waves have provided energy to the U.S. electrical grid.
Unlike many tidal power devices, the PowerBuoy generates energy from the rising and falling of the waves. A 10 MW PowerBuoy station occupies 12.5 hectares of ocean.
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