One of Australia's leading urban planners says concerted efforts to upgrade urban public transit are indispensable to maintaining the international competitiveness of the country's major cities.

City Planner and Economist Professor Sue Holliday believes a failure to develop and upgrade the transit infrastructure of Australia’s major cities could severely compromise their international competitiveness. According to Holliday, one of the primary challenges confronting Australia’s two most populous cities is traffic congestion – a problem that is set to…