PARIVARTAN scheme will incentivise replacement of highly polluting commercial vehicles with cleaner ones, leading to a reduction in air pollution, says CM; policy expected to benefit around 2.07 lakh truck and bus owners in Delhi-NCR PARIVARTAN scheme will incentivise replacement of highly polluting commercial vehicles with cleaner ones, leading to a reduction in air pollution, says CM; policy expected to benefit around 2.07 lakh truck and bus owners in Delhi-NCR