Air pollution, US cities

India, the fifth most polluted country in the world, is home to 13 of the top 20 most polluted cities in the world, according ...
WHO data show that almost all of the global population (99%) breathe air that exceeds WHO guideline limits and contains high ...
Thirteen of the world's top 20 most polluted cities are in India, with Byrnihat in Assam topping the list, according to a new ...
Fewer than one in five global cities met World Health Organization air pollution standards in 2024 with Central and South ...