Students tackle solar power problems
WIESBADEN, Germany — Rich Gifaldi, a sustainability engineer with the U.S. Army Corps of Engineers Europe District, helps Asante Lattimore and Corey Ruben with a solar energy problem during his presentation at the Wiesbaden Middle School.

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Tags: STEM
Photo by: Karl Weisel |  VIRIN: 120427-A-CE999-007.JPG