NYC's air quality suffers due to Canadian wildfires, affecting respiratory sufferers, with alerts across the US.

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast. Air ...

Due to smoke from wildfires, several U.S. cities had an AQI over 100 on Aug. 5, which means the air is unhealthy for ...

According to the Canadian Interagency Forest Fire Centre, 742 wildfires are currently burning in Canada, with 201 of them out ...

It's unclear whether and how Texas law enforcement will be able to work with out-of-state law enforcement to execute an ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

Hazy conditions will continue on Tuesday across Massachusetts, as the smoke from the Canadian wildfires continues to move ...

This is the second most severe fire season on record in Canada, according to the National Interagency Fire Center.

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

An air quality alert is in effect for the entire state of Maine and New Hampshire due to a thick plume of smoke from Canadian ...

A statewide health notice is in effect due to poor air quality, as smoke-filled skies continue to raise concerns across Maine ...

Millions of people were told to monitor themselves for the symptoms at least through Monday night, but possibly longer.