Jonathan Whipple, environmental chemist for the Sacramento District, conducts turbidity testing at the Yuba River Salmon Habitat Restoration Project at Englebright Lake, California, in the summer of 2015 during his rotation in the Recent Graduate Program with the Environmental Chemistry section. The Recent Graduates Program provides professional career development assignments to DA Interns by rotating them through different areas of work within the agency and gives them formal training opportunities at some of the Corps’ most respected educational centers. (U.S. Army photo by Carlos Acu / Released)