Natural Gas - Energy Explained, Your Guide To Understanding Energy, U.S. Department of Energy(U.S. DOE) , Energy Information Administration - EIA - Official Energy Statistics from the U.S. Government, (2010)

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Natural Gas Informational Site by the U.S. Department of Energy (U.S. DOE). Includes articles on How Do We Get Natural Gas?, How Was Natural Gas Formed? Also article on Energy Explained, Use of Natural Gas, Delivery and Storage of Natural Gas, How Much Natural Gas Is Left.

See also Energy Kids, Nonrenewable Natural Gas.