A Comparative Evaluation of a Mesoscale Model and Atmospheric Global Circulation Model for Air Quality Simulation: A Multiscale, Multisite Evaluation

Table 1

Data on total number of vehicles and parameters for vehicular source.

Parameter	Location	Types of vehicles				Total
		Two wheeler	Diesel-driven car	Petrol-driven car	Heavy vehicles
Number of vehicle	ITO (Delhi)	3,797,943	104,020	1,85,9370	230,398	6,011,731
	Bandra (Mumbai)	19,00,042	9,29,877	3,45,024	3,29,043	35,42,824
	Karve Road (Pune)	11,23,898	82,809	2,10,818	27,839	14,45,364
Average speed (km/hr)	ITO (Delhi)	20.68	22.28	12.04	13.84	—
	Bandra (Mumbai)	19.1	15.4	16.6	15.5	—
	Karve Road (Pune)	26.4	19	22	16.5	—
Average distance traveled by types of vehicles (km/hr)		21.37	19.37	22.71	11.84	—

Source: Centre for Science and Environment, Transport Department, Government of National Capital Territory (NCT) of Delhi, Mumbai Environmental Social Network and Pune Municipal Corporation 2007, and Pune Vehicle Activity Study 2004 [18].