U.S. Army Pfc. Diana Fenner, 510th Human Resource Company human resource specialist, plants salt meadow cordgrass along the James River as part of Earth Week at Fort Eustis, Va., April 25, 2013. More than 230 volunteers joined environmental protection officials at Langley Air Force Base and Fort Eustis in a series of clean-up and educational projects on each installation. (U.S. Air Force photo by Staff Sgt. Wesley Farnsworth / Released)