The designation of any policy aiming to regulates emission from vehicles and rising in traffic density should be considered to its effects carefully. In the present era, Individuals are capable to purchase new cars easily by car loan from reliable bank institutes, Consequently, traffic density is gradually growing up every year. likewise, car emissions would be significantly increased through the atmosphere especially in the capital. Some people believe that increasing the price of gasoline could be break up the issues, However, In my point of view, I strongly disagree with the statement. The problem would not be solved by increasing the price of gasoline, So this essay will explain another process of the solution instead.