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18 amazing wind farm photos

By: Shea Gunther on Feb. 1, 2010, 12:43 p.m.
Happy Jack Wind Power Project

Photo: National Renewable Energy Laboratory

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Working night and day

This turbine at the Happy Jack Windpower Project would be getting ready for bed if turbines slept. Though wind speeds aren’t statistically as fast as they are during the day, the wind still blows at night, keeping the turbines working around the clock.