National Public Radio: High prices and a push from the Bush White House to open public land to drilling fueled a natural gas boom in Colorado’s Rocky Mountains in recent years. Now that prices are lower — and the state is considering strict new industry regulations — drilling has dropped off dramatically and the local economy is suffering. Business is slow at the LHR Services and Equipment store in Parachute, Colo. The company sells all kinds of drilling safety equipment, such as gloves, harnesses and …