Image description: This graphic describes the sources of electricity generation for the United States in 2011. Coal provided 42 percent of electricity, followed by natural gas at 25 percent, nuclear power at 19 percent and renewable sources at 13 percent.
Of renewable sources, hydroelectric power (mostly from dams) lead the way at 63 percent. Learn more about the use of renewable sources of energy in the U.S.
Infographic courtesy of the U.S. Energy Information Administration.
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