The Grand Canyon Protection Act would make permanent a 20-year moratorium on uranium claims over more than a million acres adjacent to the park. Conservation groups say uranium mining threatens the Grand Canyon’s environment and springs, and the Havasupai Tribe worries it could pollute their sole source of water.
"To mine uranium around the Grand Canyon’s a bad idea. It is a treasure for our state, but also for our country and our planet. It’s also important to our economy," says Arizona Democratic Sen. Mark Kelly, a cosponsor of the bill...