Air Force takes four White House-level environmental awards Published May 12, 2004 WASHINGTON (AFPN) -- The Air Force received 2004 White House Closing the Circle awards for four environmental programs.Closing the Circle awards are presented to federal agencies that demonstrate outstanding achievement in environmental innovation, recycling, and waste and pollution prevention.The 2004 Closing the Circle Award Winners include:-- Recycling: Solid Waste/Recycling Team at Tinker Air Force Base, Okla.; and Patrick Maloy from Vandenberg AFB, Calif.-- Waste/Pollution Prevention: Environmental Management Directorate at Robins AFB, Ga.-- Green Purchasing: Larry Ventura from Homestead Air Reserve Base, Fla.