CAMP LEATHERNECK, Afghanistan – The Marine Corps has widely fielded a new solar panel system that can power a variety of radios, computers and other devices common in combat operations centers, officials here said. Full fielding began early this year, said Lt. Col. Rick Schilke, the expeditionary energy liaison officer for I Marine Expeditionary Force (Forward), which oversees more than 17,000 Marines across Helmand province. Each Ground Renewable Expeditionary Energy Network System, or GREENS, includes eight solar panels that are about four feet high and three feet wide, and four batteries that each can store 500 watts of power. There…