Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over ...

Kavya Beheraj/Axios Air quality alerts are in effect for swaths of the Northeast and Midwest on Wednesday because of smoke from Canadian wildfires. Why it matters: Breathing wildfire smoke has ...

Wildfire smoke is back again in much of Wisconsin this morning. Air quality has fallen to the unhealthy for sensitive groups ...

Oregon state Rep. Paul Evans has been introducing legislation to modernize the state’s emergency preparedness and response ...

Air quality is expected to reach the orange AQI category in northeast Minnesota, which is unhealthy for sensitive groups.

Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.

The remaining 10 states affected by medium to heavy smoke from the wildfires are Colorado, New York, New Jersey, Connecticut, Pennsylvania, Vermont, Massachusetts, Indiana, New Hampshire, and ...

The National Weather Service announced air quality alerts in 10 states Tuesday as smoke from the Canadian wildfires continues ...

With wildfire smoke casting a haze over the Adirondacks, state health experts are warning of potential respiratory risks ...

We had another decrease in the air quality levels during the day Monday as a southerly wind pushed in another round of thicker smoke to the area.

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

We had another decrease in the air quality levels during the day Monday as a southerly wind pushed in another round of ...