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

Delta Air Lines canceled nearly 200 flights over the weekend at the Hartsfield-Jackson Atlanta International Airport in the ...

At least 738 wildfires are currently burning in Canada, with at least 201 out of control, according to the Canadian ...

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