to the resolution of the UN General Assembly, every year October 31 is observed as World Cities Day. In order to raise awareness about sustainable urbanization, World Cities Day is celebrated through various events in different countries. This year the theme of the day is "Adapting Cities for Climate Resilience". Due to unplanned urbanization and all kinds of economic activities taking place around urban areas, various kinds of negative effects are being observed, such as traffic congestion, pollution, encroachment of ...