equality and is having a drastic effect on people s health in the european union boag area ranks as having the most from mature deaths from a pollutant that s caused mostly by fuel combustion. poor air quality is a major problem in bulgarian cities including here in the capital sofia one major cause is an increase in the number of dirty diesels on the roads local n.g.o.s have been sounding the alarm. you won t be brought in are considering the number of cars in the country is constantly growing and the quality of the automobiles coming into our country things are becoming more and more worrying that you start to stumble simple because. many bulgarians buy used cars imported from western europe due to have a strict emission limits the codes with high pollution levels can be sold for a good price on the best income markets anymore that pushes down the prize for book