Here's an update to the Horton Fire burning northeast of Payson on the Mogollon Rim. Crews expect the fire to continue to grow.

A team of forest management specialists affiliated with various institutions across Canada has found that fuel aridity has ...

Smoke exposure, researchers have found, raises the risk of dementia, poor mental health, fertility problems, and ...

While climate threats are growing, so are home insurance premiums. But should they be growing? Or can the industry evolve in ...

The air quality index reported in Maricopa County on Jan. 2 is 120, which means the air is unhealthy for sensitive groups. Here's how you can stay healthy.

The South Coast AQMD has once again extended a residential No-Burn Day alert through Thursday evening for all those living in ...

If you step outside in many parts of the Valley after ringing in the new year, you’ll likely notice the poor air quality or see a hazy blanket over the land.

An air quality alert was issued on Thursday at 1:01 p.m. in effect until Saturday at midnight. The alert is for Calabasas and ...

Russia has launched a major drone attack on Ukraine’s capital Kyiv on New Year’s Day that has killed two people and injured at least six others. More than 100 drones targeted the city in the early ...

A new study from CU Boulder looks into the lingering effects of the Marshall Fire. Monday marked three years since the massive blaze burned more than 1,000 homes and forced 37,000 people to evacuate ...