Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

At least twelve states have issued air quality alerts and advisories due to the ongoing Canadian wildfires sending smoke down ...

Due to smoke from wildfires, several U.S. cities had an AQI over 100 on Aug. 5, which means the air is unhealthy for sensitive groups of people with respiratory and other health issues.

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...