Hazardous Material Program Manager Monico Luna, 37th Civil Engineer Squadron, explains the environmental benefits of an electric car to an Earth Day attendee and Sheriff R.E. Cycle from the 37th CES Recycling Center April 23 at the base exchange parking lot on Lackland Air Force Base, Texas. The car is used for transportation around the base by the 37th Mission Support Group commander and staff. (USAF photo by Alan Boedeker)