Air pollution due to vehicle emissions cause several deaths.
Get vehicle readings from odometer on your vehicle’s dashboard. This will tell how much you have driven your vehicle.
The Circumference of Earth taken from Equator is 40,000 km and so how many rounds of Earth you have traveled so far?
You very well know the ways to improve and it’s time for practical.
Frequently evaluate your vehicle’s odometer reading and give a sincere effort on improvement.