Hajime Sasaki, 35th Civil Engineer Squadron solid waste manager, and U.S. Air Force Senior Airman David Washington, 35 CES recycling manager, push a large cardboard collection trailer into a building to warm it at Misawa Air Base, Japan, Feb. 11, 2013. The trailer, was full of frozen cardboard, which made it extremely hard to get out. The recycling center is located by the base veterinarian’s office. (U.S. Air Force photo by Tech. Sgt. Phillip Butterfield)