By Faranak Bakhtiari

World Car-Free Day: costly cars, cheap fuel to blame for air pollution 

TEHRAN – Air pollution incurs financial loss of about 140 million rials (nearly $3,300) for each family in Iran annually, however both high-priced vehicles and low-cost fuel are to blame for the air pollution severely haunting big cities of the country, said Behzad Ashjaei, secretary of the technical inspection committee of the Department of Environment.