Canada is facing another dangerous wildfire season, with burning forests sending smoke plumes across the provinces and into ...

While most of us will experience "moderate" air quality issues today, it could be worse for others from time to time today.

Dr. Marc Grossman, the medical director of emergency medical services at Portsmouth Regional Hospital and Parkland Medical ...

Canadian wildfire smoke will significantly impact air quality across Michigan on Friday, with unhealthy conditions expected ...

Canadian wildfire smoke is again causing air quality problems in Northwest Wisconsin, leading to an air quality alert from ...

The Canadian wildfire smoke that covered northwest Wisconsin July 24 has moved south and is causing air quality problems in ...

Wildfire smoke thickens later this afternoon as the wind flow is funneled from the southwest. A high-pressure ridge positioned east of Colorado is bringing intense heat to the southern portion of the ...

While alerts have been downgraded from 'unhealthy for sensitive groups' to 'moderate,' the air quality could still be a ...

Elevated wildfire threat continues, and wildfire smoke reduces air quality. Possible rain later in the week could help reduce ...

Smoke from Canadian wildfires pushed into New England Saturday, bringing hazy skies and unhealthy air quality to some spots, ...

Sunshine, hot temperatures, and high humidity levels will begin our new week. Some wildfire smoke will make the sky look hazy ...

But when smoke plumes are close to the surface, people are breathing in wildfire chemicals and tiny particles. Those particles, known as PM2.5, can get deep into the lungs and exacerbate asthma and ...