Construction At First U.S. Carbon Capture Coal Plant [Getty Images]

Cranes stand at the construction site for Southern Co.'s Kemper County power plant near Meridian, Mississippi, U.S., on Tuesday, Feb. 25, 2014. The facility will be the only U.S. commercial power plant that will capture its own carbon emissions. Photographer: Gary Tramontina/Bloomberg via Getty Images — see more

Cranes stand at the construction site for Southern Co.'s Kemper County power plant near Meridian, Mississippi, U.S., on Tuesday, Feb. 25, 2014. The facility will be the only U.S. commercial power plant that will capture its own carbon emissions. Photographer: Gary Tramontina/Bloomberg via Getty Images

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