Pollution is defined as the presence in or introduction into the environment as a substance or thing that has harmful or poisonous effects. There can be many different forms of pollution that range from chemicals in the form of gases or liquids, noise, light, heat or solids such as the waste in landfills. The three most detrimental types of pollution include air, water, and land pollution. Each type of pollution has different effects on both the environment and the population and it is our job to come up with solutions to help eliminate the amount of pollution in our environment.