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9th Circuit upholds 'landmark' ruling blocking Rosemont copper mine

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»

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Tribes file for restraining order to block Rosemont mine expansion in Santa Ritas

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»

Enviros argue Rosemont's push to mine to west side of Santa Ritas violates federal law

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»

Rosemont Mine project faces pushback over water storage

Despite widespread resistance from the city of Tucson, Pima County, multiple environmental groups and Indigenous tribes throughout Southern Arizona, Canadian-based Hudbay Minerals continues to push its Rosemont Mine project through roadblocks hoping to get final approval.... Read more»

Feds deal another setback to Rosemont mine by upholding jaguar habitat

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»

What the Devil Won't Tell You

Rosemont Mine marches through slings and arrows just when Tucson's aquifer can afford it least

I'm sympathetic to keeping mines in the U.S. where we can see them, but less on board with punching half-mile deep holes in aquifers as Tucson's water future looks brackish.... Read more»1

New 'endangered' finding for native plant could hamper Rosemont Mine

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»

Feds ask 9th Circuit to approve Rosemont Copper Mine plan

The U.S. Forest Service told a federal appeals court Monday that the Rosemont Copper Co. should be allowed to put mine waste on federal land near its claim in Arizona. ... Read more»

Endangered species throw roadblock in path of Rosemont Copper mine

A federal judge has overturned environmental permits for the proposed Rosemont Copper Mine, saying the U.S. Fish and Wildlife Service failed to consider the mine’s impact on several endangered species in the Santa Rita Mountains. ... Read more»

Rosemont mine suffers another setback in decade of legal battles

The U.S. Army Corps of Engineers suspended a Clean Water Act permit for the proposed Rosemont Mine site in southern Arizona, the latest development in more than a decade of legal challenges from tribes and environmental groups.... Read more»

Guest opinion

Morgan: Gov't must be an ally for effective economic development

Joseph Morgan: "As a candidate for House of Representatives in Congressional District 2, I rejoiced to see the recent announcement of Tucson-based Diamond Ventures Phase I development of their Rocking K Master-Planned Community in the foothills of the Rincons."... Read more»

Judge tosses out Rosemont mine plan, blocks construction

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»

Sentinel editor interviews Huckelberry on Buckmaster

TucsonSentinel.com's Dylan Smith joined Dan Shearer of the GV News in interviewing the Pima County administrator on the radio on Friday.... Read more»

Rosemont plan approved — but here's why it might not happen fast

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»

After 11 years, activists & owners still digging into legal battle over Rosemont Mine

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»

New lawsuit challenges federal approval of Rosemont Mine

Four Arizona environmental groups filed a federal lawsuit, seeking to overturn a decision by the Forest Service allowing the controversial Rosemont open-pit copper mine to move closer to development south of Tucson.... Read more»

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