Types Of Environmental Pollution

Environmental pollution, one of the biggest problems face by the world, should be taken seriously by people. The contamination of the environment causes troubles in both economically and physically. In contrast with the world’s population, the awareness of people in handling pollution problem is very low. In order to deal with the problem, it is necessary to know more about the environmental pollution. Generally the major types of pollution known by people are air pollution, water pollution and soil pollution but actually the environmental pollution can be divided into seven different types. The seven types of pollution are air pollution, water pollution, soil pollution, noise pollution, radioactive pollution, thermal pollution, and light pollution (refer to Figure 1 in Appendix 1). The first type of environmental pollution is air pollution. Air pollution occurs when characteristics of air experience an unwanted change that negatively affects its life support mechanism (Ahluwalia, 2015). The unwanted substances that pollute the environment are call pollutant. According to Environmental Protection Agency (EPA), the major pollutants contribute to air pollution are ground level ozone, particulate matter, carbon monoxide, lead, sulphur dioxide, and nitrogen dioxide. These pollutants can further classify into primary pollutants and secondary pollutants. Primary pollutants are substances that emit to the air directly in a process. Some examples of primary pollutants are ash from