Crop burning that is seen in these states is the most leading cause of air pollution which kills many people.
Air pollution is one of the most leading killers in the country.
Out of total global deaths due to air pollution, more than half of the deaths are from both India and China.
The BS-IV norms have been implemented in the country since April 2017.
Kanpur is the most polluted city in the world in terms of air pollution. With PM 2.5 annual average of 173 micrograms per cubic