The Air Quality Index (AQI), a system used to communicate how much pollution is in the air, is expected to reach the red or ...

What’s clear to Republican legislators is that hazy American skies due to Canadian wildfires are not a fluke of nature. Instead, as Americans suffer their third year in a row of seeing haze thanks to ...

Smoke from the more than 700 wildfires burning in Canada is continuing to blanket parts of the Midwest for a final day.

This week, the entire state of Wisconsin has been dealing with hazy skies due to wildfires raging to our north in ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air ...

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those breathing it.

Air quality will deteriorate across 12 states through Saturday, mainly in the Upper Midwest, as wildfire smoke pours into the ...

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

Smoke from Canadian wildfires have continued to drift over the Midwest, blanketing the region with haze and poor air quality, prompting the National Weather Service (NWS) and local departments to ...