67%
coal
coal
fossil fuels
About 49 percent
Nearly 50 percent (of electricity)
In 2002 coal was used to generate 51 percent of U.S. electric power.
The majority of the world's electricity is supplied by fossil fuels, specifically coal, natural gas, and oil. These sources are used in power plants to generate electricity through combustion or steam turbines.
Coal
12%
As of 2011, about 42 percent of electricity in the US was derived from coal. There is a push in the 21st century to use other methods of electricity since coal is harmful to the environment.
Coal
Coal makes the most electricity - 49 percent in the US