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

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

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 ...

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

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

A new report that ranks states based on climate-related risks and how they impact human health has some not-so-great news for Arizona. The data from the Commonwealth Fund ranks Arizona 45th in the ...

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 / ...

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 ...

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, ...