President Barack Obama speaks at Sempra Gas & Power Copper Mountain Solar 1 facility, the largest photovoltaic solar plant in the United States on March 21, 2012 in Boulder City, Nevada.

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President Barack Obama speaks at Sempra Gas & Power Copper Mountain Solar 1 facility, the largest photovoltaic solar plant in the United States on March 21, 2012 in Boulder City, Nevada.

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Size: 4000px × 2667px
Location: Boulder City, Nevada
Photo credit: © White House Photo / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: america, day, economic, economy, environment, environmental, full-length, green, horizontal, meeting, nevada, outdoors, photovoltaic, plant, political, politician, politics, president, solar, speaks, standing, usa