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2021-10-07

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www.thehindu.com

Relevant for: Environment | Topic: Environmental Pollution - Air, Water, Soil & E-waste

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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