In January 2012, longtime Rocky Flats researcher and activist LeRoy Moore and photographer Robert Del Tredici published an opinion piece in the Boulder Daily Camera titled “Plutonium is forever.” Moore later preserved the article on his Rocky Flats blog, where it remains available today. More than a decade later, the piece provides an important historical perspective on concerns surrounding Rocky Flats, the proposed Jefferson Parkway and opening the Rocky Flats National Wildl

New warning signs at the Rocky Flats National Wildlife Refuge are drawing renewed attention to the site’s nuclear history. Installed in response to public requests, the signs warn of radioactive materials and raise a larger question: how should visitors be informed about the history and continuing concerns surrounding land that once formed part of the Rocky Flats nuclear weapons complex?