Air pollution is a well-known problem throughout the world. Humans know that we are the major cause for air pollution and although we know this fact, we continue to pollute. We poison our air every day by throwing out enormous piles of garbage, burning tons of fossil fuels, and driving millions of miles each year, but do we truly know how much this affects our society and our Earth? Smog, acid rain, the greenhouse effect, and ozone depletion are some of the effects that have resulted from air pollution. Health effects caused by filthy air are also a serious problem that has resulted from pollution. All of these are harmful, but which one is worse?

Smog is a term that was created from smoke and fog. It is found most typically in urban and suburban areas rather than rural areas because air pollution occurs most often where there...