text: so in conclusion, i belive that giving up your car to cut back on pollution just like they did in Europe is a great idea because quite frankly. I think we would be in a whole better situation if we did. This would mean a lot of the green house gases in the ozone now would not get added onto. so to me bike are a perfect way of doing this or even walking is a good substitution. So after i've explained everything are you in or out?             Cars are a very good tool for getting from one location to the next, but the gas and diesel that powers some cars is producing a greenhouse gas that is polluting our air. A few countries have temporarily banned the usage of cars because of the thick smog that has built around their air space. In Source 1, by