Question

air pollution in delhi improved after CNG






was introduced instead of dieselin public transport since CNG gives out less smoke. introduction of metro in delhi is also expected to reduce pollution. How?

Answer 1

With the introduction of Metro in Delhi, they expect more people to travel through Metro than land transport. Thus the amount of cars and other vehicles (land vehicles) on the road will be less , hence the amount of pollutants released will also be less. And the pollution reduces.Hope your doubt is clear.