Last week, Canadian wildfire smoke blanketed Wisconsin and caused the Air Quality Index to reach the unhealthy level for ...

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

A massive wildfire in northern Arizona has grown by thousands of acres over the weekend, as firefighters work to regain ...

Every community throughout Portugal falls either between the highest or high fire danger for the next week, according to the Portuguese Institute of the Sea and Atmosphere. The conditions outlaw ...

Historically dry and windy conditions are making it harder for crews to contain a wildfire burning along the North Rim of the ...

The Dragon Bravo fire has grown by nearly 30,000 acres in the span of three days as record-low humidities create challenging conditions and decrease the containment firefighters have secured over the ...

Wildfires continue to burn around Colorado's Western Slope but containment has increased for several of them as firefighters continue to strengthen the lines around each blaze.

Smelling smoke? Seeing vibrant sunrises and sunsets? Local wildfires, including the 1,000-acre Bear Gulch Fire has been outputting a veil of haze.

More than a dozen people dead; tens of thousands of others evacuated;and thousands of hectares of land burning – this is the ...

As wildfire smoke becomes a frequent summer hazard across large parts of the US, knowing the risk at the neighborhood scale ...