Officials issued another air quality alert for northern Minnesota as Canadian wildfires continue to burn. The Minnesota ...

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Smoke from more than 100 wildfires blazing in Canada is expected to spread and impact air quality index in Minnesota.

It smells like a bonfire outside Tuesday due to another day of poor air quality caused by smoke from the wildfires in Canada.

Minneapolis forecast includes varied weather and poor air quality from wildfire smoke, with an Air Quality Alert in effect ...

Residents living across a swathe of Minnesota have been warned of potentially dangerous air pollution on Monday.

Canadian wildfire smoke prompts air quality alerts in Minneapolis, affecting health and prompting weather service advisories.

The Air Quality Alert will be in effect until around noon on Wednesday, according to the Minnesota Pollution Control Agency ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

Another air quality alert is in effect for Minnesota on Monday due to smoke from wildfires burning in Canada. Here's what you ...

In addition to the eastern US, the smoke from the fires has caused air quality to drop to unhealthy levels in parts of the ...

People with COPD are vulnerable to small increases in PM2.5, with each 1 μg/m3 rise in long-term exposure linked to a 3.8% ...