The public lands surrounding Grand Canyon National Park contain high concentrations of uranium ore. Mining bores deep into vertical rock formations called “breccia pipes,” making uranium soluble to ...

A few miles south of the Grand Canyon, thousands of tons of uranium ore, reddish-gray, blue and radioactive, are piled up ...

A uranium mine has dumped nine million gallons of toxic water out of the shaft near Arizona's Grand Canyon since opening last year, a new study has revealed. Pinyon Plain Mine, located 10 miles ...

GRAND CANYON NATIONAL PARK, Ariz.— The Arizona Department of Environmental Quality proposed an aquifer-protection permit Wednesday for a uranium mine near Grand Canyon National Park, with a history of ...

The paper, "Hydrotectonics of Grand Canyon Groundwater," recommends sustainable groundwater management and uranium mining threats that require better monitoring and application of hydrotectonic ...

A new poll shows nearly 80% of registered Arizona voters support the Baaj Nwaavjo I’tah Kukveni -- Ancestral Footprints of ...

A group of Havasupai, whose reservation lies within the Grand Canyon area, protest at Canyon Mine, expected to start producing uranium in 2017. “We are on the front lines of a contamination ...

Just as vulnerable as the Grand Canyon’s air is its water. Like much of the Colorado Plateau, the canyon is rich in uranium, first discovered by prospectors in the 1890s and later the object of a Cold ...

Arizonans want national monuments in the state to remain protected. That is the result of a survey commissioned by the ...

A recent survey commissioned by an environmental nonprofit found that 71% of Utah voters support Bears Ears National Monument ...

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