In pics: Most polluted cities in the world; 7 of top 10 cities are in India
7 of top 10 most polluted cities in the world are in India, according to a new study showing South Asia's battle with deteriorating air quality and the economic toll it's expected to take worldwide
 "Lucknow incident")
Lucknow: People at a night shelter where a speeding car crushed five labours, in Lucknow on Sunday. (PTI)
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First Published: Mar 05 2019 | 1:53 PM IST