High levels of oil imports and high crude oil and gasoline prices in recent years have led to increased interest in the U.S. fuel supply. Recent congressional interest has focused on
alternatives to petroleum, ways to improve the efficiency of the U.S. transportation sector, and ways to improve the stability and security of the petroleum supply and refining sectors. Key components of federal policies to reduce petroleum consumption include the promotion of alternatives to petroleum fuels and the promotion of more efficient vehicles. This report provides
an overview of current issues surrounding alternative fuels2 and advanced technology vehicles