(From left) U.S. Air Force Col. John J. Allen Jr., 633rd Air Base Wing commander, and U.S. Army Col. Thomas Wetherington, 733rd Mission Support Group commander, plant salt meadow cordgrass along the James River as part of Earth Week at Fort Eustis, Va., April 25, 2013. The celebration of Earth Day began in 1970, when U.S. Senator Gaylord Nelson of Wisconsin introduced the idea for a “national teach-in on the environment,” eventually building a national staff to support his vision nationwide. (U.S. Air Force photo by Staff Sgt. Wesley Farnsworth/Released)
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