U.S. signs off on Wyoming uranium mine expansion

Cheyenne, Wyo. • The U.S. government has approved the expansion of a Wyoming uranium mine and is reviewing plans for a new mine not far away.Both projects involve the use of wells rather than pits or shafts to extract uranium in a process called in-situ mining. Wyoming produces more uranium than any other state and all of it comes from in-situ mines.The U.S. Bureau of Land Management announced Tuesday it has approved an expansion to double the surface area of Littleton, Colorado-based Ur-En