The Wisconsin Department of Natural Resources (DNR) is recommending Wisconsinites reduce their time outdoors Thursday, July ...

Wildfires continued to rage across Canada on Friday, with nearly three dozen new blazes, bringing the total number of active ...

Wildfire smoke carries large amounts of particulates and gases. These can act as ozone precursors, causing air to exceed the ...

Air quality alert has been issued for parts of Nebraska and Iowa due to smoke from the Canadian wildfires. The alert will expire at 5 p.m. on Saturday for Nebraska and 8 a.m. on Sunday for Iowa. Areas ...

Canadian wildfire smoke is continuing to impact Wisconsin's air quality, with multiple cities ranked in the top 10 with worst ...

It’s not uncommon for nasty winter and summer weather to disrupt flight schedules and other operations at Canada’s biggest and busiest airport, but officials at Toronto Pearson Airport in Mississauga ...

An air quality alert has been issued for the Kansas City metro today through Saturday as smoke from Canada wildfires is ...

Canadian oil and gas producer Cenovus Energy posted a fall in second-quarter profit on Thursday, hurt by lower upstream ...

Smoke impacts began in northern Wisconsin Tuesday morning and will spread south through the state by July 31. Air quality may briefly improve on July 31 before smoke returns to northern areas on Aug.

Despite an "unhealthy" air quality warning blanketing La Crosse, residents continue outdoor activities including running, walking downtown and spending time in local parks as smoke from ...

Friday morning, Chicago's air quality showed a PM 2.5 of 157. Typically, anything above 100 is considered to be hazardous to at least some groups, and anything over 150 is considered to be “unhealthy, ...

The Air Quality Advisory is in place through at least midday on Saturday. Poor air quality will be an issue on Saturday and perhaps into Sunday as well. Hazy sun on Saturday and a little warmer with ...