A solar panel is displayed during the Modern Day Marine Military Exposition at Marine Corps Base Quantico, Va., Sept. 29. Solar technology allows the Marine Corps to cut down on fuel use, costs and dangerous resupply missions. - A solar panel is displayed during the Modern Day Marine Military Exposition at Marine Corps Base Quantico, Va., Sept. 29. Solar technology allows the Marine Corps to cut down on fuel use, costs and dangerous resupply missions.