In recent years, most college campuses around the nation have moved to restrict or prohibit cigarette smoking on school grounds. Even in the open air, critics claim that smoking harms the natural environment in many ways. Assume that you are a student on a campus that has only slight restrictions where people can smoke but is considering moving toward banning smoking across campus. You have just been selected to be part of a panel on this debate, and to prepare for it, you must write a five-paragraph persuasive essay taking a stand either way.