1. WELCOME

3. After studied the lesson you will be able to... say about water pollution identify the causes of pollution explain the effect of pollution sum up its solution After studied the lesson you will be able to... say about water pollution identify the causes of pollution explain the effect of pollution sum up its solution Learning outcomes

4. Environmental pollution

5. Air Pollution

6. Sound Pollution

7. Water Pollution

8. Today’s Lesson is Unit-5, Lesson-2, Title-Water Pollution

9. Ocean is polluted by diesel oil

10. River is polluted by industrial wastes

11. Lake is polluted by rubbishes and poly bags

12. Pond is polluted by improper waste disposal

13. Green fields are polluted by using of pesticides

14. Green fields are polluted by using pesticides

15. Water is polluted by throwing shopping bags

16. Organic materials that pollutes water

17. Organic materials that pollute water

18. 1. Dumping oil from boats, launches and steamers 2. Improper waste disposal and littering 3. Use of pesticides in the green fields 4. Use of poly thin and shopping bags 5. Organic materials that decay in water supplies Causes of water pollution

19. The More Images of Water Pollution

22. The effects of pollution 1. Infectious diseases: Water borne diseases like cholera, typhoid, dysentery and Malaria 3. Nitrates: Dangerous for babies that drink formula milk 4. Lead: damage the central nervous system 2. Pesticides: can damage our nerve system and causes cancer 5.Arsenic: Causes liver damage, skin cancer

23. The images of effects

24. 1. Use compost for agricultural purpose. 2. Use plastics, paper, satchel and other materials. 3. Plant more trees to help prevent loss of fertility in the fields. 4. Industrial waste should be properly purified. The Solution of Water Pollution

25. Compost, waste, dumping, pesticides, infectious, satchel, fertility, litter, organic Write down the words:

26. Write down the meaning of the words: Compost= organic matter that has rotted into a natural fertiizer, Waste= garbage, refuse dump= refuse pesticides=insecticide infectious= transmitted from one person to another satchel= bag fertility= the condition of being fertile Litter= organic rubbish organic= derived from living organism Compost= organic matter that has rotted into a natural fertiizer, Waste= garbage, refuse dump= refuse pesticides=insecticide infectious= transmitted from one person to another satchel= bag fertility= the condition of being fertile Litter= organic rubbish organic= derived from living organism

27. Group Work 1. Where can water pollution occur? 2. What should we do with waste materials?

28. Evaluation What is pollution? How it occurs? What is pollution

29. How can we minimize water pollution? Home Work

30. Good Bye water Pollution

31. Good Bye Students