Climate was an easy, low-cost product to sell in Arizona's early years, before rising temperatures changed the landscape's ...

They showed up on the official seal before statehood, but not even Arizona's state historian can pinpoint the beginnings of ...

a political retreat from domestic efforts to slow climate change and support international research collaborations will lead ...

Arizona's extreme heat is only getting worse ... Yet that’s exactly what is happening. Climate change brought us a sweltering 113-degree day — in October, no less. That scorching day was ...

At the two hospitals where I work, my colleagues and I expect to see hundreds of patients admitted to the ER for heat-related ...

An Arizona lawmaker has proposed a bill that would give state and local police agencies a $2,500 “bounty” for each ...

As Arizona’s record-dry winter continues, Western water managers are quietly preparing for what many have called a “nuclear ...

Arizona is gearing up for a potential legal showdown to safeguard its water rights amid growing tensions over the Colorado River's dwindling supply.

Players are at risk of heat exhaustion, characterized by symptoms including faintness, dizziness, fatigue, weak or rapid ...

Is climate change already affecting our economy, or is that just some future thing? If it is already affecting our national ...