The City of Toronto says it intends to deliver at least 500 portable air conditioner units to low-income seniors.

The National Weather Service issued Air Quality Alerts to signify that air quality has been compromised by wildfire smoke. The air is likely to cause issues for those with preexisting cardiovascular ...

With Michigan under an air quality alert, health officers are urging residents to be cautious. Smoke from Canadian wildfires has caused the air quality in Michigan to be ...

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents with respiratory issues, children and the elderly are advised to stay indoors ...

As smoke from Canadian wildfires blankets northern Michigan, concerns are mounting over potential long-term health effec ...

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

Officials warn southeast Michigan residents to be careful outdoors Tuesday because of expected high ozone pollution levels.

Tuesday turns drier, with lots of sunshine. However, a plume of wildfire smoke will bring air quality reductions and create a hazy look to the sky. It will be hot and humid, with highs in the low 90s.

Many communities in Arizona, Michigan, Illinois, New York and across North America are experiencing poor air quality due to ...

Particulate matter from wildfire smoke could cause issues for sensitive groups, including elderly people, pregnant people, young children, outdoor workers and those with breathing issues.

Major fires continue to burn in Arizona and across Canada, impacting the air quality for millions of people. An air purifier can help, but it depends on the filter.

An air quality health advisory for fine particulate matter was issued Tuesday for the Adirondacks and Central New York regions due to the impact of smoke from wildfires ...