"The U.S. government’s efforts to clean up Cold War-era waste from nuclear research and bomb making at federal sites around the country has lumbered along for decades, often at a pace that watchdogs and other critics say threatens public health and the environment."

"Exactly one year ago the nerve center of the U.S. nuclear deterrent was underwater.

"Federal regulators are recommending licensing a proposed multibillion-dollar complex in southern New Mexico that would temporarily store spent fuel from commercial nuclear reactors around the United States."

"Richland, WA -- The Department of Energy appears to be backpedaling on moving highly radioactive capsules to safer storage at Hanford anytime soon."

"Sens. Lisa Murkowski (R-Alaska) and Joe Manchin (D-W.Va.) on Thursday introduced a long-awaited energy package that's shaping up to be the best chance this year for passing legislation to expand the use of cleaner forms of energy."

"Three radioactively contaminated underground structures at high risk of collapse on the Hanford nuclear reservation could be filled with concrete-like grout within a year."

"The president, eyeing the battleground state of Nevada, has made clear he opposes a nuclear waste site at Yucca Mountain, reversing a policy that was made in his name."

"There has been a lot of head-butting in Nevada over unions, health care and civility in politics ahead of the Democratic caucuses on Saturday.

But the White House hopefuls vying for votes in the early caucus state have shown a rare bit of unity over what may be the biggest energy and environmental issue in Nevada.

Every major candidate for president has joined Nevada's crusade to stop the completion of a long-delayed nuclear waste storage site under Yucca Mountain some 100 miles northwest of Las Vegas.