U.S. Department of Energy | Office of Energy Efficiency and Renewable Energy U.S. Department of Energy Office of Energy Efficiency and Renewable Energy

Dec. 1, 2012

Mammoth Cave National Park Uses Only Alternative Fuel Vehicles

Discover how Mammoth Cave National Park operates its vehicles with alternative fuels.

For information about this project, contact Kentucky Clean Fuels Coalition.

See more videos provided by Clean Cities and Communities and FuelEconomy.gov.

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