More Business Mining Stories

Arizona miners strike against Asarco

Strikers are calling for better pay and benefits.

Major Mining Conference Coming to Hermosillo

More than 300 companies from all over the world will have a presence at the 13th International Mining Congress.

Mining Tops Sonora's Agenda at Arizona-Mexico Commission Summit

The commission started in the late 1950s as a way to promote economic development in the border region.

Tucson Economy Ready to Grow Behind Manufacturing Sector

Good economic times come as federal spending begins to increase again.

Groups Sue Forest Service Over Rosemont Copper Mine Decision

Environmental groups say Coronado NF Supervisor's Record of Decision came prematurely.

Episode 142: TUSD Searches for Next Superintendent

Also, Rosemont mine gets US environmental OK; opponents say they'll continue resisting.

Next Step for Rosemont Mine Approval Could Come in June

Coronado National Forest supervisor expected to sign record of decision in June.

State Mining, Energy Industries: Little Effect in Clean Energy Rollback

Coal plays small role in the industries in Arizona; 22% of electricity generated from it.

EPA: Toxic Chemicals Released in Arizona Rose in 2015

Pollutants released into the air, water and land was up 12% from the prior year.

San Carlos Apaches, Others Sue Over Copper Mine Waste Site

Lawsuits claim US Forest Service violated several environmental laws.

Tucson's Exports Near $2.5 Billion in 2015

Tech industries helped push local businesses' worldwide trade.

Rough Times for Arizona Copper Mining

Low prices, layoffs, mandated upgrades, union negotiations are among issues.

Opposition Mounts to Proposed Resolution Copper Mine

Critics of the mine arrive in Washington DC after cross-country trek

Report: Colorado River Most Endangered River in US

Three human-caused sources listed as dangerous for river that flows through Arizona.

METRO WEEK: Gem Shows Big Contributors to Economy, UA Research

$120 million economic impact, international research collaboration opportunities from big winter event.

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