WHO data show that almost all of the global population (99%) breathe air that exceeds WHO guideline limits and contains high ...

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 ...

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 ...

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, ...

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

All but one of the world’s top 20 most polluted cities last year were in Asia, a new study shows. The majority of these ...

The U.S. government will stop sharing air quality data gathered from its embassies and consulates, worrying local scientists and experts who say the effort was vital to monitor global air quality and ...