ecological problems of Kazakhstan

Вопрос школьника по предмету Английский язык

ecological problems of Kazakhstan

Ответ учителя по предмету Английский язык

In the cities of Kazakhstan major contribution to air pollution makes road transport. Poor quality of the fuel used and no filter for exhaust gas cleaning, poor fleets rolling stock, increase in the number of vehicles in urban areas, leading to that emits an enormous amount of carbon monoxide, lead and others.