Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

The current rankings indicate that Detroit is more polluted than Kolkata, one of India's largest cities, and every other city ...

Parts of the Midwest and Northeast are experiencing poor air quality Monday as smoke from Canadian wildfires drifts into the U.S. The National Oceanic and Atmospheric Administration (NOAA) said Monday ...