When city adminitration develop better transformation systems and the prices of public transformation is decreased, transport pollution will dramaticaly reduce. People will start to use public transformation more common, for economical reasons and time management in traffic. I strongly believe that, when they begin to use public vechiles, transport pollution will decrease automatically, becuase users will not drive their own cars. In this essay It will be argued that how people can encourge to start to use public transformation, in order to reduce pollution.