A measure to ban geoengineering in Arizona has been amended to allow cloud seeding, which has been under study for years.

Athletes from WNBA, NFL and MLB are urging sports fans to join them in protecting oceans, vital for climate stability.

The belt was still moving, and so my foot went on that belt, and then [...] my other foot went onto the stationary floor, and ...

A tribe in Arizona has instituted a temporary curfew for members under 18 because of a recent increase in violent crime within the community ...

USAID has played key roles in advancing water security via sustainable resource management and providing disaster ...

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

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

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

President Trump's not the first to propose sending Pacific Northwest water to California, but there are technical reasons why it has never happened.

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

Climate change is driving an increase in dust storms and research undertaken in the American Southwest, indicates this will cause an increase in hospital emergency department admissions. In particular ...

Nationally speaking, does this winter seem a little odd? Much of the South has overachieved on snowfall and recent cold outbreaks, while parts of the northern U.S. have seen relatively little snowfall ...