HANOI, Vietnam (AP) — Everyone loves a breath of fresh air. Unfortunately, too often our air is anything but fresh.

Air pollution affects 99% of the global population, causing 7 million premature deaths annually. Major pollutants include ...

The American Lung Association’s latest report on York County's air quality won't have anyone breathing a sigh of relief.

The city saw its best air quality in four months on Thursday, as strong winds helped improve the air quality from poor to ...

Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...

and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air quality is closely tied to weather patterns. Clear, breezy days help ...

If you were on social media last week or checked the Minnesota Pollution Control Agency website, you may have noticed an air quality alert was issued for parts of Minnesota, including McLeod and ...

Sibes Kumar Das, the head of respiratory medicine at Medical College, Kolkata, said the department witnessed aoriund 25 per ...

The last time Delhi saw better air was on October 7 last year, when the AQI was reported at 126 in the ‘moderate’ category ...

The national capital on Wednesday recorded a minimum temperature of 11.6 degrees Celsius, 1.6 degrees above the seasonal ...