PHOENIX — The planet’s premier climate conference is happening right now in Brazil, as world leaders negotiate ways to reduce ...

Pima County is proposing new regulations to manage truck traffic on unpaved roads near the proposed Copper World mine.

Arizona Public Service (APS) plans to develop a new state-of-the-art natural gas facility to help meet growing power needs, ...

A small experiment at the University of Arizona recently led to a major discovery that could change the way we build cities ...

Dr. Kevin Gurney, a professor at Northern Arizona University, debuted the first-ever building- and street-level maps of carbon dioxide emissions for Phoenix, Tucson, and Flagstaff. The data, years in ...

PHOENIX (KVOA) - Attorney General Kris Mayes and a coalition of 23 attorneys general, along with several cities and counties, have filed a comment letter opposing the EPA's proposal to rescind its ...

Validation from Science Based Targets initiative demonstrates that the global leader in ITAD services is committed to mitigating climate change through sustainable business practices. SINGAPORE, SG / ...

Tucson Electric Power hosted a ribbon-cutting Wednesday for its newest battery energy storage facility, Roadrunner Reserve.

As climate risks grow alongside political headwinds, companies are facing both pushes toward and pulls away from protecting the planet from catastrophic effects. Oil and gas companies, for example, ...