Poor air quality has prompted officials to issue an ozone high pollution advisory for Maricopa County through Thursday.

Michael Crimmins, a climate science professor at the University of Arizona, said wildfires in the state have grown more routine and more devastating in part due to its unique climate and geography, ...

But after months of short-term drought across Arizona, the stream gently rippled by on a February outing. The water level was ...

A Republic reader is concerned about the effects of air pollution on children, and wants to know how to push for change.

Spring is cherry blossom season and you can see the showy pink and white flowers in Arizona. Here's the best place and time ...

A combination of water management practices has contributed to notable groundwater gains in Central Arizona despite the ...

Did you pay attention to the top headlines in Arizona this week? Test your knowledge with the azcentral.com news quiz for ...

I came to my belief honestly enough. I'd always heard that people moved to Arizona way back when in the Old West for the clean air and climate. I was passingly familiar with Doc Holiday ...

Arizona lawmakers are debating a bill that would protect utilities from wildfire-related lawsuits, a move that would likely ...

A combination of water management practices has contributed to notable groundwater gains in Central Arizona despite the region dealing with long-term water stress, according to a new study.