purification

Diwali leaves Delhi engulfed in severe pollution and smog

Diwali leaves Delhi engulfed in severe pollution and smog

November 3, 2016

With Diwali, it seems New Delhi's little remaining clean air has also waved goodbye this year. The level of pollution in the city, post-Diwali, has been the worst in five years with a huge increase in concentration levels of Fine Particulate Matter (PM 2.5)

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