In a win for environmental groups and three Native American tribes,, a federal appeals court has upheld a ruling that halted the long-controversial Rosemont open-pit copper mine in the Santa Rita Mountains about 30 miles southeast of Tucson. Read more»

Rosemont Copper's move to expand its operations in the Santa Rita Mountains south of Tucson faces a new challenge after the Tohono O'odham Nation, Pascua Yaqui Tribe and Hopi Tribe asked a federal court to block the company from grading the slopes and dumping fill material in dry washes. Read more»

Led by Center for Biological Diversity, environmental groups filed a notice of intent—a prelude to a federal lawsuit—against Rosemont Copper, arguing the company violated federal law. Read more»

Federal regulators on Friday rejected a mining company’s request to reduce critical habitat for endangered jaguars in the Santa Rita Mountains on land that overlaps the footprint of the proposed Rosemont Copper Mine. Read more»

A "striking" succulent is one of several rare species that may yet derail the Rosemont copper mine after the U.S. Fish and Wildlife Service said the plant should receive protection under the Endangered Species Act. Read more»

The Trump administration took another step toward expediting construction of a border wall Tuesday, announcing it is waiving federal contracting regulations to fast track construction in four states, including Arizona. Read more»

A federal judge ruled Wednesday that the Forest Service "improperly evaluated and misapplied" federal law, leading to "an inherently flawed" approval of a long-controversial open-pit copper mine in the Santa Rita Mountains southeast of Tucson. Read more»

Hudbay Minerals said Thursday that it has received the approved Mine Plan of Operations for the proposed Rosemont mine project, the final step in the permitting process. Read more»

A proposal for a massive open-pit copper mine in the Santa Rita Mountains south of Tucson will be back in court this month as opponents challenge permits for the project, the latest twist in the battle over the Rosemont Mine. Read more»

Video of a endangered wild jaguar released Thursday shows a big cat that was first photographed by a trail camera late last year. Dubbed "Sombra" by Tucson schoolkids, the jaguar was captured on tape in the Chiricahua Mountains. Later in the day, officials announced the cat is a male. Read more»

El Jefe, Tucson’s lone male jaguar, caught the attention of Arizonans while residing in a tree in Southeastern Arizona. But it’s been a year since trail cameras caught footage of the wandering jaguar. Read more»

The only wild jaguar known to live in the United States prowls the mountains just south of Tucson, and local middle school students have given the big cat a name: "El Jefe." Read more» 1

The Monday Political Face-off featured John Munger and Vince Rabago. Also, it's the 40th anniversary of the Endangered Species Act. We talked with Randy Serraglio of the Tucson-based Center for Biological Diversity. Plus, Keith Rosenblum, Buckmaster contributor on Mexico. Read more»

Rick Grinnell of the Southern Arizona Business Coalition and Randy Serraglio of the Tucson-based Center for Biological Diversity debate the proposed Rosemont Copper Mine in the Santa Rita Mountains south of Tucson. Also, Dr. Danielle Babski of the Veterinary Specialty Center of Tucson, pllus historian Ken Scoville has a preview of this Saturday's Barrio Viejo Home Tour. Read more»

An interview with Pima County Supervisor Ray Carroll, plus Marana Mayor Ed Honea, and Randy Serraglio of Tucson-based Center for Biological Diversity. Read more»