Short Essay on the Ill Effects of Pollutions on the Environment
Short Essay on the Ill Effects of Pollutions on the Environment for school students: Image Source: siddequi.jagranjunction.com (a) Eutrophication: It is the natural aging of lakes due to nutrient enrichment of its water. It takes thousands of years for this process. ADVERTISEMENTS: The young lake is cold and clear supporting little life. As the time passes by it becomes warmer and encourages the growth of aquatic organisms as the nutrient gets introduced.The fertility increases, debris pile up, the lake grows shallower and warmer. Marsh plants start growing and fill the original basin. Eventually it converts into a land. (b) Biological magnification: It is increase in the concentration of the toxic substance of successive trophic levels. A few toxic substances present in industrial waste waters accumulate in organisms.Such as DDT and…