Watch | WHO tightens global air quality guidelines

A video on the World Health Organisation's revised global air quality guidelines

October 06, 2021 10:16 am | Updated October 07, 2021 06:16 pm IST

The World Health Organisation (WHO) has tightened its global air pollution standards . It was the organisation's first-ever update since 2005.

WHO says policy-makers around the world must use these guidelines to introduce policies to improve air quality and reduce the health burden that results from air pollution.

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