·Blocking EPA from regulating deadly pollution like mercury, smog, and soot from power plants and cement plants. The pollution that these facilities would then be allowed to spew could cause up to 27,800 premature deaths. ·Opening up lands immediately next to the Grand Canyon to uranium mining, despoiling one of the most iconic landscapes in the United States, and potentially contaminating its waters with radioactivity. ·Stripping Clean Water Act protections for the drinking water sources of 117 million Americans. ·Driving endangered plants and animals to extinction, by preventing federal agencies from listing any species as endangered or protecting their critical habitats.