Sustainability

Coming clean: A snapshot of Arizona’s energy makeup

RED VALLEY – There’s a long history of oil and gas production in the western U.S. including here in Arizona. As part of a collaboration with Elemental, we explain what Arizona’s energy mix is.

Report: Phoenix, Tucson among fastest-warming cities in nation since 1970

WASHINGTON - Phoenix and Tucson were two of the fastest-warming cities in the nation over the last five decades, according to a new report that said Tucson's average increase of 4.48 degrees was third-biggest in the country and Phoenix's 4.35-degree rise was good for fourth place.

Advocacy group: Gila River is America’s most endangered

PHOENIX – The Gila River faces a consequential year in 2019. It is the deadline to finalize an environmental review for a Gila River diversion project in New Mexico. The project has long been up in the air.