Pollution is the contamination of the natural environment which exists around us and helps in normal living. Any type of pollution in our natural surroundings and ecosystem causes insecurity, health disorders and discomfort in normal living. It disorganises the natural systems and thus disturbs the nature’s balance.The pollutants or elements of pollution are foreign substances or waste materials created by the human beings and pollute the natural resources like air, water or soil etc. The chemical nature, concentration and long persistence of the pollutants continually disturbs the ecosystem for years. The pollutants can be poisonous gases, pesticides, herbicides, fungicides, noise, organic compounds and radioactive materials.