Green Beret parachutists pictured on the Advanced Tactical Infiltration Course (ATIC) (click image for fullsize view & more info) more US Special Ops photos US SOF Video Force Recon 31st MEU Force Recon / Maritime Raid Force conduct training raid ...
In the system of "Energy-Economy-Air quality", energy is the driving force of economic growth; meanwhile, energy consumption can lead to air quality deterioration and damage economic sustainable development. In their study of the three main ways by which economic growth affects the environment, ...