U.S. Sens. Tom Udall and Martin Heinrich and U.S. Rep. Ben Ray Luján announced that the U.S. Environmental Protection Agency (EPA) plans to award multiple contracts worth an estimated $220 million over a five-year period to address the legacy of uranium contamination from abandoned mines in the Navajo Nation area.

When the Montana Department of Transportation set out to reroute some outdated stretches of Interstates 15-90, it encountered an unexpected landmark. Located between the westbound and eastbound bridges, both built in the 1960s and considered "functionally obsolete" was an old, abandoned mine, dubbed the Olive Branch mine.

Fluor Corporation announced it has received the full notice to proceed for the engineering, procurement and construction management of Anglo American's Quellaveco copper project in the Moquegua region in the south of Peru. Fluor will book the undisclosed contract value in the third quarter of 2018.

NAMPA, Idaho (AP) A century-old gold mine is a curious place, and that's a problem for those whose job it is to find bats and blasting caps as worrisome as the public finds them to be wondrous. When the 2015 fire in Owyhee County finally burned out, a team of experts from the Bureau of Land Management followed closely behind the wildland firefighters assessing the safety of public land known as the Owyhee Front.

One state's mines are in for some spring cleaning. The Pennsylvania Department of Environmental Protection (DEP) said it plans to spend $55 million on cleaning up abandoned mines across the state. Projects will include: Treating polluted water from the mines; Stabilizing mine lands that have been deemed unsafe; and Putting out mine fires that have been burning underground, State Impact reported.

Fluor Corporation announced Aug. 2, that it was awarded a project and construction management services contract by BHP for the South Flank iron ore project located in the Pilbara region of Western Australia. Fluor will book the undisclosed contract value in the third quarter of 2017.

LINCOLN, Neb. (AP) The proposed rare metals mine in southeast Nebraska would produce $17.6 billion over its lifetime. That's the conclusion of a feasibility study released by NioCorp Investments Ltd., the company hoping to make the mine a reality.