We have been harnessing the wind's energy for hundreds of years. From old Holland to farms in the
United States, windmills have been used for pumping water or grinding grain. Today, the windmill's modern equivalent -
a wind turbine - can use the wind's energy to generate electricity.
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Renewables in Combination to Expand Coverage of Energy Need | The Energy Collective - 1 views
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History of Geothermal Energy | Clean Energy Ideas - 0 views
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geothermal energy - National Geographic Education - 0 views
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