Energy legislation passed by Congress and signed by President Bush on Wednesday includes the following:
Vehicle mileage: Requires automakers to increase the fuel economy of cars and small trucks, including SUVs, by 40 percent to an industry average of 35 miles per gallon by the year 2020.
Renewable fuels: Mandates a sixfold increase in the use of ethanol as a motor fuel, to 36 billion gallons a year by 2022, with 21 billion gallons to be cellulosic ethanol from such feedstock as prairie grass and wood chips.
Energy efficiency: Requires more energy-efficient lighting and appliances, including refrigerators and dishwashers, and more energy-efficient federal and commercial buildings. Also requires faster approval of federal energy efficiency standards.