Secretary of the Interior Ken Salazar speaks at the National Clean Energy Summit at the Bellagio in Las Vegas on Tuesday, Aug. 7, 2012. Before the beginning of the annual conference, he

 

              Secretary of the Interior Ken Salazar speaks at the National Clean Energy Summit at the Bellagio in Las Vegas on Tuesday, Aug. 7, 2012. Before the beginning of the annual conference, he
Secretary of the Interior Ken Salazar speaks at the National Clean Energy Summit at the Bellagio in Las Vegas on Tuesday, Aug. 7, 2012. Before the beginning of the annual conference, he announced with Sen. Harry Reid that U.S. wind power now has 50 gigawatts of electric generating capacity. (AP Photo/Las Vegas Review-Journal, Jessica Ebelhar)