A. Except recuding the number of vehicles on the road there seems to be no possible solution. B. Reacting to the alarming findings in the report published by the centre for science and Environment, the supreme court in an unprecedented move proposed sweeping changes and restrictions, ranging from suspension of vehicle licenses to keeping automobiles off the road in order to check pollution levels. C. Vehicular pollution has emerged a front-runner among other major pollutants in metropolises and major cities. D. Pollution caused by vehicles is snow-balling and causing a major threat to city dwellers.