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.

Storms pummeled the Northeast on Thursday, with states of emergency declared for New York City and parts of New Jersey. Torrential rain and thunderstorms swept through the region, prompting flash ...

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

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 ...

The amount of area burned by wildfires nationally this year is equivalent to a size bigger than the Greater Toronto Area (GTA ...

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