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 ...

A groundbreaking study reveals that Delhi's air pollution is deadlier than estimated, with PM1 levels undercounted by 20%.

As the national capital retained the infamous title of the "most polluted capital city" in the world for the seventh year in a row, Chief Minister Rekha Gupta on Thursday outlined plans for a clean, ...

Thirteen of the world’s 20 most polluted cities are in India, according to the World Air Quality Report for 2024 released by ...

Fine particulate matter in Delhi's winter air could be absorbing moisture, leading to an underestimation of PM1 pollution by ...

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

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

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

This was part of a series of instructions issued by the CM during a high-level review meeting to control air pollution in the ...

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

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

New Delhi's air pollution is more severe than previously estimated due to hygroscopic growth, which causes fine particulate matter (PM 1) to absorb water vapor, leading to underestimation by up to ...