US President Barack Obama speaks on fuel efficiency standards for model years 2017-2025 cars and light trucks July 29, 2011 at the Walter E. Washington Convention Center in Washington, DC. Obama today announced a historic agreement with thirteen major automakers to pursue the next phase in the Administration?s national vehicle program, increasing fuel economy to 54.5 miles per gallon for cars and light-duty trucks by Model Year 2025. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)