Okhla Barrage across the Yamuna River for irrigation and water navigation from Delhi to Gurgaon, Mathura and Agra districts, and Bharatpur State

okhla barrage traffic street new delhi delhi pollution air pollution bus capital cities car city environment okhla bird sanctuary congestion entrance environmental damage government automobile destination haze highway india motorbike motorway politics polluted city pollution road smog smoke speed toxic transportation travel urban signage delhi ncr uttar pradesh rush hour border hindi font cars industrial signal office hour people population freeway irrigation