Parents are being urged to "wear an extra layer" rather than leave their engines idling on the school run in chilly weather.

In a study of more than 5,000 mothers and their children, exposure to air pollution during the three months before pregnancy ...

In a study of 5,800 mother-child pairs, pre-pregnancy air pollution exposure was linked to higher BMI and obesity risks in ...

Air pollution in the Thai capital forced more than 350 schools to close on Friday, city authorities said, the highest number ...

Several parts of southern California are currently under windblown dust and ash advisories as deadly wildfires continue to ...