Some of the plants were thought to be 30 to 60 years old.
Democrats won long-sought "trifectas" in Wisconsin, Pennsylvania, and Arizona. They have big plans for climate action ...
APS is planning to keep the Four Corners coal plant open until 2038, rather than 2031. But some part owners plan exit.
While there are some upper-level changes and a few mountain showers, Arizona weather remains mostly calm for many days.
Heavy rains caused the Salt River Project to release extra water into the Salt River. That will impact plants and animals ...
For three years, Ethan Mock worked part-time at a gym to make ends meet while taking on more than $100,000 in debt to pursue ...
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The center would be built in 747 acres and use 6,000 megawatts of power, but minimal water, the company told residents.
Reactions to the announcement are mixed among experts. Some say it's a needed stopgap; others say it could expose customers to an expensive energy form.
In the recent resource plan APS filed with the Arizona Corporation Commission, natural gas power sources could almost double ...
Arizona’s 180-day plate-data retention and a Norfolk federal lawsuit signal a reckoning for cities running unregulated surveillance grids Paradise Valley embeds license-plate readers inside fake ...