Gurugram, Jan. 13 -- During the winter months of October, November and December in 2019, Gurugram overtook Manesar as the more polluted city, with respect to air quality. More built up area, greater local vehicular traffic and a higher number of construction sites have earned Gurugram, a corporate hub, the distinction of breathing worse air than its neighbouring industrial township, which has several orange- and red-category industries....