text: In todays society, almost everybody relies on automobiles to get them to where they need to go. They help us get from point A to point B quicker than walking or riding a bike. Sadly though, the truth is that automobiles account for a large percentage of airborn pollution. The toxic fumes that cars emmit are extremely dangerous to the atmosphere and the enviorment. That is why I think it is so important that we try to limit automobile usage.