“The Delhi government will conduct a round-the-year air quality study to ascertain sources of pollution in the city, chief minister Arvind Kejriwal said on Wednesday.  He said sources of pollution are different according to the area and time.The AAP dispensation has a plan to procure machines which can detect sources of pollution at any given time and the government would act accordingly, Kejriwal told a gathering on the third anniversary of the state government in Delhi.” Hindustan Times

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Kejriwal announces Delhi govt will conduct round-the-year study on air pollution