Part one of term paper
contamination of the atmosphere by gaseous, liquid, or solid wastes that can endanger the health of human beings, plants, and animals, or that can damage materials, reduce visibility, or produce undesirable odors. Statistics Every year, more than sixty-six million tons of poisonous gas is emptied into the air, twelve million tons of hydroca ...

Part two of term paper
... fuels, furnaces. By letting all these gases release into the air, it makes it harder to breathe. Ozone can cause part of your lungs to close off and make it harder to breathe. The tall smokestacks used by industries and utilities do not remove pollutants but simply boost them higher into the atmosphere. These pollutants may then be transported over great distances, causing adverse effects such as acid rain in areas far from the emission site. The worldwide increase in the burning of coal and ...