For all the latest Cities News, download Indian Express App. HomeCitiesMumbai‘Terror’ tweet traced to state engineer‘Terror’ tweet traced to state engi. hools in Delhi on bad air days, proposes Delhi dialogue commissionThe University of Chicago’s Urban Labs and the DDC have launched a competition to improve air and water quality in Delhi. new balance 590 Silver Gurgaon: Civic body takes over 150 acres in Gwal Pahari village | The Indian Express. Even though the CBCS will be implemented across all PU departments from the academic session 2016-17.