The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

COLUMBUS, Ohio — Columbus is under an Air Quality Alert Tuesday due to elevated ozone levels. Mid-Ohio Regional Planning ...

The Air Quality Index (AQI) is a national system developed by the U.S. Environmental Protection Agency (EPA) to translate various air pollutant concentrations into a single, easy-to-understand number.

An Air Quality Health Advisory due to the wildfires in Canada has been issued for Niagara County through 11:59 p.m. today. The advisories are issued when DEC meteorologists predict levels of pollution ...

Here's one way to remember the Boilermaker forever.

Forecast ...

Dhaka, the overcrowded capital city of Bangladesh, has ranked 15th on the list of cities with the worst air quality, with an ...

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat indices reaching 100 by Wednesday.

Under the influence of the rains, Dhaka, the overcrowded capital city of Bangladesh, has ranked 57th on the list of cities ...

The New York State Department of Environmental Conservation in Albany has issued an Air Quality Alert for Jefferson County as ...

Several upstate counties in New York are under an Air Quality Health Advisory today due to the impact of smoke from Canadian ...