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The U.S. border wall is tearing through wilderness, right under our noses

In Organ Pipe Cactus National Monument, Arizona, you can find more than 30 species of cactus, including the saguaro, desert giants that tower over the landscape and live for centuries. Desert specialists like endangered Sonoran pronghorn and Sonoyta mud turtles thrive there on just a few inches of rain per year.

Mount Graham red squirrel population grows after a wildfire devastated critical habitat

The population of Mount Graham red squirrels in Arizona has reached triple digits for the first time since a wildfire pushed the subspecies close to extinction three years ago, state wildlife officials said Monday.

Lundin Family Giving $2M to UArizona Mining and Mineral Resources Programs with Challenge that Could Bring Millions More

The $2 million initial gift, plus a $2.5 million challenge grant, is helping the university upgrade facilities, provide financial support to students and work toward an interdisciplinary school of mining engineering and mineral resources.
 

Traveler Special Report: Coping With 21st Century Wildfires

Gazing out at night from the Clay Butte Lookout, the Clover-Mist Fire in Yellowstone National Park flickered like hundreds of twinkling campfires in the distance. But in reality, it was glimmering from flares of a wildfire that had burned nearly 400,000 acres as part of the historic 1988 complex of fires that blackened the park and adjacent national forests.

Covid: Sewage sites to test for more traces of virus

Ninety wastewater treatment sites in England, Wales and Scotland will start testing more sewage for coronavirus.

We didn’t track hurricanes hundreds of years ago—but trees did

Researchers are trying to extend the tropical storm record by looking inside ancient coastal trees.

Tucson Electric Power looks to expand renewables, raise customer rates

TEP’s plans to raise rates and install a transmission line near historic neighborhoods are not without controversy.

Equitable Green Infrastructure Research Led By Architecture Assistant Professor Courtney Crosson Featured In ScienceDaily

This is a war: Cross-border fight over water erupts in Mexico

Farmers in Mexico ambushed soldiers and seized a dam to stop water payments to the United States, in a sign of growing conflict over increasingly scarce resources. 

Carbon Accounting Must Include City Greenery, Researchers Say

Lawns and landscaping provide surprising contributions to Los Angeles Basin's carbon emissions.