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

New Delhi's air pollution is more severe than previously estimated with particles absorbing atmospheric water vapor leading to particulate matter levels across the city being underestimated by up to ...

President Donald Trump's administration intends to overturn pollution rules aimed at reducing soot emissions from U.S. coal-fired power plants in a move intended to help keep some of the nation's ...

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

A new study reveals that Delhi's winter humidity causes fine particulate matter (PM1) to absorb moisture, potentially ...

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.