AAFES
When it opened in March, the 167,100 square-foot base exchange at Randolph Air Force Base, Texas, was the first built to the environmental standards set by the U.S. Green Building Council. Energy-efficient lighting, heating and air conditioning reduce energy consumption and costs, and an energy-management system coordinates heating ventilation and air conditioning and lighting systems in unison to improve energy efficiency and reduce the overall costs to operate the building. (U.S. Air Force photo)