While the letters to Canadian authorities demand action to prevent wildfires, none mention climate change, something scientists call a glaring omission.

More poor air quality days are happening in Mass. from wildfire smoke. Does that mean we're all smokers now? Here are the ...

Wisconsin Public Radio This summer, Wisconsin has been under a haze of smoke as wildfires blaze in Canada, prompting ...

Public works commissioner in Macomb County advocates for stronger Canadian wildfire control to improve Michigan air quality, ...

The hazy air hovering over US cities, including Chicago and New York, this summer is reminding Americans of just how ...

Even in the early stages of Canada’s wildfire season, it was already clear that this year would be the second worst wildfire ...

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

Smoke produced by hundreds of wildfires burning across Canada has drifted thousands of miles and nearly circled the entire ...

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many Americans.

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring ...

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