Fewer than one in five global cities met World Health Organization air pollution standards in 2024 with Central and South ...

People brave "severe plus" smog shrouding New Delhi, India, on November 15 when the National Capital Region's Air Quality Index hit 424, according to the Central Pollution Control Board.

New Delhi's air pollution is more severe than previously estimated, with particles absorbing atmospheric water vapor, leading ...

A prescribed burn is harming air quality. Here’s what Jefferson and Shelby County residents should do to protect their health ...

Water vapour causes fine particulate matter to swell, reducing sampling devices efficiency and leading to underestimation.