Number of registered tractors Kolkata India 2017-2020
In 2020, the number of registered tractors in the Indian city of Kolkata was 723. In 2016, the capital city of West Bengal was the second most polluted city in India, second only to Delhi. Despite having fewer registered vehicles as compared to the other Indian metropolitan cities, the 'city of joy' remained in the list of the most polluted cities across India for the past few years.