A total of 18.5 million acres of forested land have burned since the beginning of the year, making this the second-worst year ...

In letters expressing outrage and indignation, Republican lawmakers are demanding more forest thinning, prescribed burns and ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Amid thousands of evacuations and the spread of smoke to the United States, the Canadian armed forces and the Coast Guard ...

Smoke from widespread wildfires in Canada prompted air quality alerts across several Midwest and Northeast U.S. states this week.

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.

Canadians have pushed back against the criticisms. This week, Manitoba Premier Wab Kinew accused the Midwest lawmakers of ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast into Tuesday.

We are now on day 21 of Canadian wildfire smoke lingering over Wisconsin. This matches the record set back in 2023.

Smoke from Canadian wildfires has blanketed Michigan this summer, with 31 days of warnings for parts of Michigan..