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Conservation groups sued the Trump administration last week saying the U.S. Forest Service and U.S. Fish and Wildlife Service have failed to adequately protect the imperiled Mount Graham red squirrel.
The strike against Tucson-based copper producer Asarco by unions representing about 1,800 workers in Arizona and Texas is in its eighth month, with no talks underway or planned.
With the onset of the Big Horn and Tortolita wildfires in Pima County, Banner – University Medicine experts share tips on how to protect yourself, family and pets from smoke and reduce exposure.
Researchers at the University of Arizona said some fire is necessary to create habitats.
Researchers at the University of Arizona said it's because stabilizing materials for the ground, like plants and trees, are burnt.
Tucson Electric Power is far more dependent on fossil fuels than the average U.S. electric utility.
The University of Arizona Center for Innovation has been chosen to partner with the Department of Energy’s National Renewable Energy Laboratory to fast track the creation and manufacturing of American-made solar technologies.
Closures due to the COVID-19 pandemic have made it difficult for tribal members to collect and transport firewood from nearby forests for cooking, boiling water and heating.
Most ground-mount solar projects built in the United States are on gravel, turf or dirt. And therein lies the Catch-22 of solar projects. The draw of solar is its ability to provide clean power that preserves beautiful landscapes that are in danger from coal mines, oil wells and fracking.
Firefighters have mostly contained the Bighorn Fire, which has consumed more than 119,000 acres of the Santa Catalina Mountains since a bolt of lightning set the blaze off on the night of Friday, June 5.