Phasing out vehicles based on age is not enough. It is important to improve their fuel and emission standards; Plan lacks ...

Smoke from the Madre Fire in San Luis Obispo County could potentially bring poor air quality to the High Desert over the July ...

MIchigan's air quality will be unhealthy for some groups Friday and Saturday. Check the air quality index map to see if it's good or bad near you.

Villages, often separated from larger towns and cities, consist of clusters of households and a few public buildings. Despite ...

The U.S. has one of the world’s most advanced systems to monitor air pollutants. Can it keep up with a changing climate?

It’s been a relatively quiet wildfire season so far in the Pacific Northwest, with not much in the way of large fires or ...

Poor air quality caused by ozone and other sources prompted the warnings across six states on Thursday and Friday.

An air quality alert was issued Thursday by the National Weather Service for the entire Chicago area through Friday night.

Monsoon remains elusive in Delhi, with residents enduring a scorching and humid Friday despite light rain in some areas. The ...

Gleaming metro rails and expressways promise transformation, but they have not solved the city’s biggest problems — polluted air, constant traffic jams, overflowing sewage, weak healthcare, and a brok ...

The National Weather Service has issued extreme heat warnings, heat advisories and air quality alerts for all 21 New Jersey ...

A significant and extremely dangerous heat wave begins prompting Extreme Heat Warnings across the Valley. Heat index values ...