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

Arizona's Republican Senate president is hoping the Trump administration will undo actions by former presidents that curtail ...

Arizona’s economy was once built on five key industries: copper, cattle, cotton, citrus and climate. While their economic ...

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 ...

Most copper mined in the U.S. comes from Arizona. But President Donald Trump’s surprise announcement that he will halt ...

The Center for Biological Diversity and the Patagonia Area Resource Alliance say federal regulators failed to review a petition against Hermosa Mine.

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 ...

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.