LIMNOLOGY AND BIODYNAMICS OF ALGAL FLORA

Water is indeed a wonderful universal solvent. It has unique parameter of dissolving and carrying in suspension a huge variety of chemicals. Thus water is the “elixir” of life. Modern civilization is dependent on water for irrigation, industry, domestic needs, shipping and of increasing importance for sanitation and disposal of waste. 75 percent of the surface of the earth is covered with salt water and fresh water. It is present in water bodies such as ocean, ponds, dams, lakes, streams, rivers, mountains with ice-caps etc. About 97 percent of earth’s water is found in ocean, 2 percent is frozen as ice in pole and remaining 1 percent is available to us in the form of fresh water in as rivers, streams, lakes, ponds and ground water.