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

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

Officials said they've sent several crews to assist in controlling the massive wildfires, and they don't expect them to stop ...

Poor air quality from the Canadian wildfires remains a concern Tuesday for much of the Upper Midwest and the Northeast ...

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

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

With Canadian wildfires seemingly out of control, states from Wisconsin to Maine and as far south as Pennsylvania and ...

Manitoba Premier Wab Kinew accused the state Republicans of throwing a "timber tantrum" over the effects of Canadian wildfires.

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

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as Texas, AirNow's data shows. The EPA has declared the air quality in states ...

Government data, collected by the Iowa Environmental Council, shows some parts of Iowa are at higher risk of seeing wildfires ...

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.