Marines with Marine Corps Air Station Miramar and 3rd Marine Aircraft Wing pick up trash during a station wide cleanup aboard MCAS Miramar, Calif., Sept. 4. Approximately 250 Service members participated in the event to promote environmental stewardship. - Marines with Marine Corps Air Station Miramar and 3rd Marine Aircraft Wing pick up trash during a station wide cleanup aboard MCAS Miramar, Calif., Sept. 4. Approximately 250 Service members participated in the event to promote environmental stewardship.