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

The air quality of Delhi improved on Wednesday morning as the Air Quality Index (AQI) dropped to 183, according to data from ...

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 ...

Rising wildfire, flood and insurance risks could reshape Eugene’s housing market. How will climate change impact Lane County ...

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 ...

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

People in Laos are increasingly concerned about being exposed daily to unhealthy levels of PM2.5, fine particulate matter in ...

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 ...

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