How do vehicles increase emissions in India?

20 cities in India are among major air polluters.

India houses 205 road motor vehicles per 1,000 inhabitants

The total number of road vehicles grew at an average of 10% per year

The vehicular emission contributes 20-30% of Particulate Matter (PM) 2.5 at the breathing level of air quality.

8% of total Greenhouse Gas (GHG) Emissions in India are from the transport sector

But India's per capita emissions are the lowest in the G20.