Team Creates 'Canary in the Mine' Sensor to Make Worksites Safer
UA faculty's high-tech system can warn of impending health dangers and hazards.
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.
Environmental Group Sues Federal Agencies Over Rosemont Copper Approval
Center for Biological Diversity claims US Fish and Wildlife Service did not fully consider impact on endangered species and water.
Two At A Time: Cleanup Of Navajo Uranium Mines Slow
Incidence of kidney failure and cancer, linked to uranium contamination, increased; tribe has banned any mining activity.
Rosemont Mine Nears Final Approval, but Legal Challenges Remain
Opposition groups say they will sue.
Episode 142: TUSD Searches for Next Superintendent
Also, Rosemont mine gets US environmental OK; opponents say they'll continue resisting.
Wulfenite Joins Other State Symbols as Official Mineral
The colorful mineral is found in few places outside Arizona.
Next Step for Rosemont Mine Approval Could Come in June
Coronado National Forest supervisor expected to sign record of decision in June.
Douglas Mayor Sees Bright Prospects in Port of Entry
The town's history is in copper, but its future may be in border trade.
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.
Uranium Mine Near Grand Canyon Deals With Excess Water
Environmental group, two tribes concerned that the water might affect forest, sacred site.
EPA: Toxic Chemicals Released in Arizona Rose in 2015
Pollutants released into the air, water and land was up 12% from the prior year.
Uranium Push-Pull Near Grand Canyon in Appeals Court
The two cases deal with uranium mining on public lands, but from different approaches.
San Carlos Apaches, Others Sue Over Copper Mine Waste Site
Lawsuits claim US Forest Service violated several environmental laws.
