The Resolution Copper mine in Arizona plans to use a large amount of groundwater, potentially jeopardizing the planned Superstition Vistas development and its water supply. Arizona law allows mining ...

President Donald Trump’s plan to slap a 50% tariff on copper imports is exposing the tangled web of regulations that have long stifled America’s ability to mine and refine its critical minerals. While ...

TUCSON, Ariz.— A new public opinion poll released today by the Center for Biological Diversity shows that 67% of likely Arizona voters oppose the proposed Resolution Copper mine, which would destroy ...

U.S. District Judge Dominic Lanza refused to halt a land swap that will allow Resolution Copper to build a huge mine at Oak Flat, a site held as sacred by the Apache people. The judge conceded that ...

A U.S. appeals court has temporarily blocked the transfer of federal forest land in Arizona to a pair of international companies that plan to mine one of the largest copper deposits in North America.

In a news release issued March 16, the U.S. Department of Agriculture’s Forest Service says it has completed the Southeast Arizona Land Exchange and issued the final record of decision for the ...

HOUSTON, March 24 (Reuters) - Rio Tinto aims to open Arizona's Resolution Copper mine ⁠by ⁠the mid-2030s but may need to export some of ⁠its copper concentrate due to the challenging economics of ...

Add Yahoo as a preferred source to see more of our stories on Google. . Wendsler Nosie has led the fight to protect Oak Flats for almost a decade. (Photo/Apache Stronghold) Guest Opinion. Arizona is ...

Arizona is running out of water, yet we’re preparing to hand over hundreds of billions of gallons to a single foreign-owned copper mine. The proposed Resolution Copper project, a joint venture of ...