Efforts to combat urban air pollution are being led by New Delhi, now taking the bold step of banning petrol cars more than 15 years old from refuelling. Could such strict policies become a model for ...

Most of the world has dirty air, with just 17% of global cities meeting WHO air pollution guidelines, a report Tuesday found.

IQAir latest study shows 19 of 20 cities with worst air pollution are in India, Pakistan, Bangladesh, China, and Kazakhstan ...

Delhi's air pollution is more severe than estimated due to the undercounting of PM1 pollutants by up to 20%, exacerbated by ...

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

Former WHO chief scientist Soumya Swaminathan recommends air purifiers in schools to protect children from severe air ...

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

A Swiss company that tracks global air quality has named Delhi the world’s most polluted national capital for the sixth year ...

Chad, in central Africa, is the world’s most polluted country, while California has the worst air pollution in North America, ...