The Washington farmworker and union activist Alfredo “Lelo” Juarez Zeferino arrested and detained by ICE this March while driving his partner to work in Mount Vernon has decided to leave the country ...

As we head into a sizzling week across Washington, we look at smoke conditions and air quality across the state impacted by ...

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents ...

Wildfire smoke from Canada has made for bad air quality over parts of the Upper Midwest. Most of Minnesota had “unhealthy” ...

Noticeable wildfire smoke haze is lingering over western Washington. Here's where it's coming from, and how it will impact air quality.

Wildfires are forecast to expand through the summer in Western Canada and parts of the north.