Photo by Leon Roberts | U.S. Army Corps of Engineers, Nashville District | 07.21.2014
Scholars in the Hydro Research Fellowship Program tour the Old Hickory Power Plant Control Room July 21, 2014, in Hendersonville, Tenn. The U.S. Department of Energy’s Wind and Water Power Program is funding their hydropower-related research for each student's master's or doctorate degree. (USACE photo by Leon Roberts)...