The higher price of petrol, the lesserchances that people going outtravelby their private cars .
Furthermore, the car manufactures are going towould pay more attention to upgrade their technologies in order to minimize the costs of driving, thereby promoting the sales of their cars.
.... a very good point :)
Japanese vehicle manufacture industry is a excellent example of this point.
.... give a name of specific car manufacturer and a brand that they produced in this direction
You have very clever ideas. This is a good essay and wish you good luck!