1. Water pollution.

2. Environmental pollution is one of the most acute problems of modern society.

3. The major forms of environmental pollution include:
-Air pollution;
-Water pollution;
-Soil pollution;
-Radioactive pollution;
-Noise pollution;
-Visual pollution;
-Light pollution;
-Thermal pollution.

4. Water pollution occurs mostly, when people overload the water environment such as streams, lakes, underground water, bays or seas with wastes or substances harmful to living beings.

5. Water is necessary for life!

6. Fish and shellfish harvested from polluted waters may be unsafe to eat.

7. All these factors lead to severe water pollution, especially in closed basins, lakes, bays .

8. Thank you for attention!