Nuclear Waste: While Keystone XL remains a focus, the long-stalled repository for spent nuclear fuel at Yucca Mountain, Nev., deemed safe in a recent report, is also good for the environment and for our energy future. The ghosts of Chernobyl, Three Mile Island and Fukushima continue to haunt and hinder the nuclear energy industry. Yet a report released Oct. 16 may revive both the spent fuel repository and the nuclear energy industry with it. The Nuclear Regulatory Commission (NRC) report, mostly finished in 2010 but delayed by Yucca Mountain foes such as the Obama administration and soon-to-be Senate Minority Leader...