Canada's second-worst wildfire season on record has already burned 7.8 million hectares and could continue for weeks, federal ...

Like much of the U.S., Chicago was under a thick hazy blanket of wildfire smoke, creating dangerous conditions for anyone who ...

Some Team P.E.I. athletes are back on the Island after taking part in the Canada Games, where their competition was ...

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

Flights at Logan airport were operating on a delay of 52 minutes due to low visibility on Monday afternoon, according to an advisory from the Federal Aviation Administration. Earlier on Monday, there ...

Canadian wildfires burning across northern Manitoba and Saskatchewan are sending smoke through central Canada, the Great ...

Smoke from Canadian wildfires is expected to impact Michigan's summer air quality going forward, according to climatologist.

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

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

The true problem is the world’s climate is warming. Canadian forests are burning because they’ve been subjected to years of ...

"This" was a thick, glowing haze of smoke from fires hundreds of miles away in Canada. It made the air unhealthy to breathe, snarled air traffic and cast a surreal shadow over millions of residents.

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the eastern half of the continent in a haze.