Mineral extraction has become central to U.S. security and trade policy. But can Arizona mines extract minerals responsibly?

If Trump imposes tariffs on copper imports, it could benefit domestic producers, including Freeport-McMoRan, which operates ...

Trump put the Oak Flat mine project on a priority list of mines a day after announcing the feds would try to speed up a land swap needed for the mine.

Mineral mining experts spoke at the Society of Environmental Journalism conference in Tempe on April 25 to share insights on ...

The Trump administration is contemplating cuts to a half-dozen national monuments across Arizona, California, New Mexico and ...

Two years after the Center for Biological Diversity filed a lawsuit, the U.S. Forest Service has released its appraisals for ...

All those foreign mining companies sniffing around — scooping, drilling, digging, and blasting through southern Arizona’s Sky Islands and its most biodiverse hot spots — they’re promising ...