http://www.history.com/photos/renewable-energy Usable energy derived from replenishable sources such as the Sun (solar energy), wind (wind power), rivers (hydroelectric power), hot springs (geothermal energy), tides (tidal power), and biomass (biofuels). en Copyright 2013, History.com Thu, 23 May 2013 04:00:00 GMT History.com 2013-05-23T04:00:00Z en Copyright 2013, History.com http://www.history.com/photos/renewable-energy/photo1 The Fenner Wind Project in upstate New York, where 20 wind turbines provide electricity for about 14,000 homes. http://www.history.com/photos/renewable-energy/photo1 http://www.history.com/photos/renewable-energy/photo2 A geothermal vent in Iceland. Geothermal steam and hot water provide over half of Iceland's total energy needs. http://www.history.com/photos/renewable-energy/photo2 http://www.history.com/photos/renewable-energy/photo3 This fumarole in Iceland is an example of naturally occuring geothermal steam, resulting from the collision of cold groundwater and hot volcanic rock. http://www.history.com/photos/renewable-energy/photo3 http://www.history.com/photos/renewable-energy/photo4 This 904 kilowatt rooftop solar electricity system provides 80% of the peak electricity for the Fed Ex Regional Sort Facility in Oakland, California. http://www.history.com/photos/renewable-energy/photo4 http://www.history.com/photos/renewable-energy/photo5 A "wind farm" in Fenner, New York. http://www.history.com/photos/renewable-energy/photo5