The U.S. has one of the world’s most advanced systems to monitor air pollutants. Can it keep up with a changing climate?

Smoke from the Madre Fire, which started Wednesday off Highway 166, is impacting the air quality for some communities on the ...

As San Luis County's Madre Fire rips through California, air quality warnings are now being issued for nearby areas, ...

Poor air quality due to wildfire smoke can negatively affect health. It's one of multiple climate-driven health risks ...

It’s been a relatively quiet wildfire season so far in the Pacific Northwest, with not much in the way of large fires or ...

An air quality alert has been issued for most of Southeast Michigan on Independence Day. The alert is in effect for most ...

The Madre Fire, igniting on July 2, 2025, near Highway 166, has surged to become California's largest wildfire this year, scorching over 52,952 acres as of July 4.

The Los Padres National Forest, Cal Fire in San Luis Obispo, and Bureau of Land Management have been coordinating the ...

California’s largest wildfire of the year grew to an estimated 70,801 acres Friday, producing smoke that has affected ...

Below is a press release from Santa Barbara County, San Luis Obispo County, and Ventura County Air Pollution Control ...

A massive wildfire scorched 52,593 acres in the southeastern corner of San Luis Obispo County by Thursday evening, forcing ...

[Update: Thu., July 3, 5:36pm] The Madre Fire has expanded to 52,593 acres as of 5:17 p.m. on Thursday, still with only 5 ...