Why Phoenix may be uninhabitable by the end of this century
"There will come a day when the temperature won't fall below 100 degrees in Phoenix during the nighttime," Dr. Andrew Ross, a professor of social and...
Climate change ravaged the West with heat and drought last year. Will 2021 be worse?
If there were any doubts that the climate is changing in the Colorado River Basin, 2020 went a long way toward dispelling them, thanks to...
Tucson Electric Power’s biggest solar farm taking shape south of the city
The biggest solar farm built to serve Tucson Electric Power customers is rising from the desert floor south of the city, and in a few...
Tensions rise over company’s plan to sell Colorado River water in Arizona
Mayors and county supervisors in towns along the Colorado River were already upset five months ago when the state water agency endorsed an investment company’s plan to take...
State Officials: Biden’s Climate-Change Policies Will Benefit Arizonans
TUCSON, Ariz. - President Joe Biden signed executive orders this week aimed at tackling climate change, curbing pollution, conserving natural resources and addressing environmental justice.
GOP Lawmakers Fast-Tracking Bill Blocking Energy Standards
PHOENIX (AP) — The Arizona Legislature is fast-tracking a proposed law that would strip state utility regulators of their power to require electric utilities to get more...
Climate leadership is water leadership. This Arizona bill is neither.
Climate change is already having sweeping impacts across Arizona — from devastating wildfires to increases in heat-related illnesses and deaths to declines in safe and...
NASA: Global warming could mean more extreme droughts, increased forest fires in Arizona
PHOENIX — According to the National Climate Assessment, the average temperature in the southwest region of the United States -- which includes State 48 --...