The Feds Love Green Cars, but Run Their Fleets on Gas

The government buys cars that take ethanol and fills them with gas

Last spring, Barack Obama set an ambitious energy goal for the federal government, ordering that by 2015 all light-duty cars and trucks bought by the administration run on alternative fuels such as electricity and biofuel. Nearly a year later, the government’s fleet managers have discovered something America’s cost-conscious car buyers already knew: It’s tough going green.