Canadian wildfire smoke is triggering air quality alerts across the U.S.

The hazy air hovering over US metropolises, including Chicago and New York, this summer is reminding Americans of just how connected they are with their northern neighbor, regardless of how much ...

By Amanda Stephenson CALGARY, May 31 (Reuters) - Wildfire season has returned to Canada's oil sands region, with seven active blazes in the area on Sunday raising risks for communities, workers, ...

Smoke drifting south from Canadian wildfires has made skies in Pennsylvania and other states hazy this week. The Pennsylvania Department of Environmental Protection declared a Code Orange Air Quality ...

Washington ― The seven Michigan Republicans in the state's congressional delegation issued a joint statement Wednesday blaming Canada for wildfires whose smoke caused air-quality issues across the ...

BELOIT — Canadian wildfire smoke continues to impact air quality across southern Wisconsin, creating health risks for vulnerable populations including children, elderly residents and those with asthma ...

The summer of 2025 has been another harrowing season for wildfires in Canada, testing the country’s landscapes and communities and also its firefighting capacity and institutional resilience (and has ...

The Canadian wildfire smoke is slowly working into the U.S. and could affect several states in the Midwest and the Northern Plains, according to AccuWeather meteorologists. Hot air and any lingering ...

(Reuters) -Smoke from wildfires burning in three Canadian provinces covered about a third of the U.S. on Wednesday, forecasters said, but had little effect on air quality except in New England and ...

A new analysis of global wildfire activity in 2025 reveals the world experienced some of the most destructive and deadly fire events in recent history, despite the second lowest area burned since 2002 ...