text: Those are only some of the few reasons as to why car usage should be very limited, many people don't realize it, but if we don't do something about the amount of air pollution that we have, it may be too late to save the planet Earth.    Hearing multiple opinions can be very useful to solve situations. That is why when people ask for advice, they sometimes talk to more than one person. This is why seeking multiple opinions can help some one make better choice by receiving different view points, they can obtain better advice, and they can get more than one solution for what ever they need help with.