Alternative energy sources are forms of energy that are considered renewable, as they are not finite resources that will eventually run out. Renewable energy sources include wind, solar, hydroelectric, geothermal, and biomass energy. Fossil fuels, on the other hand, are finite resources that are formed from the remains of ancient plants and animals. These fuels include coal, oil, and natural gas. The primary advantage of renewable energy sources is that they are much cleaner and more sustainable...