Solar panels gather the sun's energy on the Marine Corps Air Ground Combat Center Twentynine Palms, Calif., the test grounds for the Corps' newest solar energy experiment, July 26, 2010. Marines from the 3rd Battalion, 5th Marine Regiment, based on Camp Pendleton, Calif., are using solar energy panels to help reduce the need for supplies in the field.
U.S. Marine Corps photo by Lance Cpl. M. C. Nerl
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