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

The Grey Bruce Region is under a special air quality statement. Environment Canada says the smoke from forest fires is ...

What’s clear to Republican legislators is that hazy American skies due to Canadian wildfires are not a fluke of nature.

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

“Air quality and visibility due to wildfire smoke can fluctuate over short distances and can vary considerably from hour to ...

Canadian Prairie provinces see early seeding with hopes of a high canola yield, but an ongoing drought is threatening crop ...

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

Minnesota is experiencing its longest air quality alert on record — seven days. The alert will remain in effect until noon on ...

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

Wisconsin Public Radio Unhealthy air is blanketing Wisconsin as smoke spreads from wildfires burning in Canada. As of ...