Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

As Canada’s wildfire smoke creeps down into the U.S., it’s also transforming. Chemical reactions between gases and sunlight create ozone, which further exacerbates lung conditions like asthma.

The fires also are putting out significant levels of carbon pollution — an estimated 56 megatonnes through Monday, second only to 2023, according to Copernicus. Smoke hits north-east US ...

In June 2023, a surreal glowing orange haze descended on New York City and across other East Coast locations as winds concentrated and redirected smoke from Canada wildfires. The smoke eventually ...

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again this weekend. By Amy Graff Amy Graff is a reporter on The Times’s ...

In 2023, 93% of the fires in Canada were caused by lightning, according to the Canadian Climate Institute. Scientists have linked worsening wildfire seasons to climate change, an issue that ...

World leaders may face wildfire smoke at Canada G7 summit. By Ed White. June 12, 2025 8:00 PM UTC Updated June 12, 2025 ... Wildfire smoke levels can change quickly depending on wind direction.

An upper-level low pressure system will draw south another thick plume of smoke from Canada. This will create another round of more hazy skies by Tuesday, June 10.

Wildfire smoke from Canada could dull our blue sky in N.J. this summer. Published: Jun. 12, 2025, 6:00 p.m. Forecasters from AccuWeather say long-lasting stretches of deep blue sky may not return ...

Wildfire smoke has become a recurring issue in Milwaukee summers Early snow melt in Canada leaves behind dry land that acts as fuel for large fires Larger fires in ...

More than 200 wildfires are blazing across Canada, forcing 27,000 people to evacuate and creating hazardous air quality all over the U.S.