Freeport-McMoRan has a mining location south of Tucson near Sahuarita and a technology center in Tucson. The company has worked with Sahuarita Unified School District, supporting students to ...

"We will be a sacrifice zone in every sense of that term." Locals fear new massive mining project will have devastating ...

Lowell, Arizona, was once a prospering copper mining town located southeast of Bisbee. Today, it's famous for its historic charm and vintage cars that line the main thoroughfare. People from around ...

Senior Judge Stephen McNamee of the U.S. District Court of Arizona on Monday ruled that ... permanent a 20-year moratorium against uranium mining that the Obama administration had imposed on ...

“The EPA needs to stop dragging its feet and hold South32 and the Arizona Department of Environmental Quality ... prospect being developed in a historic but previously abandoned mining district south ...

Gunnison Copper (TSX: GCU) and Rio Tinto technology venture Nuton LLC have been selected to receive $13.9 million in tax credits under the Qualifying Advanced Energy Project Credit Program to ...

Environmental and community groups have appealed the Arizona Department of Environmental Quality’s decision to grant an air ...

“The EPA needs to stop dragging its feet and hold South32 and the Arizona Department of Environmental ... a historic but previously abandoned mining district south of Patagonia.

The Arizona Department of Environmental Quality ... underground mine on private land it owns in the historic Harshaw mining district, about 9 miles from Patagonia. That review will focus on ...

The company’s extensive list of assets includes significant mining operations like the Morenci mineral district in Arizona, the Cerro Verde operation in South America and the Grasberg mineral ...

A federal judge rejected a challenge from some of Arizona's top Republicans to undo the designation of the Baaj Nwaavjo I’tah ...