A study compares the data that went into the maps from federal monitoring stations, low-cost sensors and satellites that ...

Smoke from Canadian wildfires is triggering health warnings across Massachusetts. Learn what doctors say about air quality ...

“Smoke plumes can travel quite a bit. They can travel hundreds and thousands of miles, so our air quality right now is being ...

Smoke from Canadian wildfires continues to bring poor air quality into the Northeast U.S. and the Upper Midwest. And the ...

“Smoke plumes can travel quite a bit. They can travel hundreds and thousands of miles, so our air quality right now is being ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air ...

When we have bad air qualities, you can wear n95 mask like this to protect yourself. But health officials say the best way to ...

Wildfires in western Colorado are affecting the air surrounding Loveland, and local health officials are urging residents to ...

While hospitals and emergency rooms hadn’t seen an uptick in patients with respiratory issues related to the smoke, some ...

Wildfires in Canada are sending heavy smoke across the northern U.S., and New Jersey is experiencing some unhealthy air ...

The smoke drifting across the border contains fine particulates, pollution so small that it’s basically invisible to the ...

The New York State Department of Environmental Conservation issued the alert due to elevated levels of fine particulate ...