President Donald Trump's tax and policy bill could slow Arizona's clean energy industry, but companies aren't talking.

Environmental advocacy groups from throughout the Valley gathered at South Mountain Community College Thursday night to share ...

Several important websites hosting US national climate assessments have gone offline, hindering access to crucial climate ...

Websites displaying legally mandated U.S. national climate assessments seem to have disappeared. The reports tell state and local governments and everyday people what to expect in a warming world and ...

Wildfires can damage local vegetation and change soil characteristics, making the area more vulnerable to flash floods.

Legally mandated national climate assessments disappeared this week from the federal websites built to display them, making ...

U.S. climate assessment website goes dark as the Trump administration revamps federal climate content, with some scientists ...

DINGMAN: You mentioned obviously the impacts here in Arizona of things like the changes to plant regulations. How much leeway ...

But hot, dry Arizona, long considered “ground zero” for climate change impacts, also has a lot of advantages compared to other U.S. states, said Diana Liverman, regents’ professor and acting ...