Environmental Protection Agency Administrator Lisa Jackson meets with reporters in the White House briefing room in Washington, Tuesday, Sept. 15, 2009, to discuss a plan by the Obama Administration to require better gas mileage for new cars and trucks and tougher rules on vehicle greenhouse gas emissions. AP Photo logo AP Photo 2 months ago

Environmental Protection Agency Administrator Lisa Jackson meets with reporters in the White House briefing room in Washington, Tuesday, Sept. 15, 2009, to discuss a plan by the Obama Administration to require better gas mileage for new cars and trucks and tougher rules on vehicle greenhouse gas emissions.