1. Warm up : a competition vitalessential,absolutely necessary gradual destruction, wearing away huge,very big exist,happen,is kill by covering with water the mixture of gases which are around the earth dangers without any form of life covering, thickness the nature world around us erosion massive occur drown atmosphere threats lifeless layer environment

2. Oxford English 9B Chapter one The Young Green Consumer Yangheng middle school Gu jingjue

3. THE YOUNG GREEN CONSUMER GUIDE John Elkington and Julia Hailes The world need your help

4. disaster

5. flowers The green house

6. Read the first paragraph 1.Is the greenhouse effect harmful or harmless? 2.What are the results of the Greenhouse Effect? 3.What causes the Greenhouse Effect? It depends on _______________around the earth. It may cause _____________rise and ______cities. More and more ______in the atmosphere. the atmosphere the level of seadrown CO2

7. The greenhouse effect

8. Threats to our environment atmosphere 1.The greenhouse effect Sun lights heat The normal earthThe earth with greenhouse effect

9. Threats to our enviroment 1.2 Results of the greenhouse effect It may cause the ice burg melt and the level of the sea to rise. It may drown cities and even whole countries.

10. What causes the Greenhouse Effect? Humans are burning fuels such as petrol everyday.

11. Answer the questions 1.Is the Greenhouse Effect harmful or harmless? 2.What are the results of the Greenhouse Effect? 3.What causes the Greenhouse Effect? More and more CO2 in the atmosphere. It may cause the level of sea rise and drown cities. It depends on the atmosphere around the earth.

12. Listen to the second paragraph 1.What is the ozone? 2.What are the results of damage to the ozone layer? 3.What causes the damage to the ozone layer?

13. Threats to our enviroment 2. Damage to the ozone layer 2.1 What is the ozone layer ？ Ozone is a gas which occurs 20-50km above the ground. Without it, _____________ ___________ the sun would burn us up. It forms an essential protective layer around the earth.

14. 2.2The results of damage to the ozone layer Cause eyes disease Skin cancer Reduce resistance Holes in the ozone layer 抵抗力

15. BAD HABITS OF HUMAN _____________________which are used in fridges and___________,and to make plastic items are making ______in the ozone layer. Fast food boxes Chemicals called CFCs spray cans holes

16. Answer the questions 1.What is the ozone? 2.What are the results of damage to the ozone layer? Ozone is a gas which occurs 20-50km above the ground. It forms an essential protective layer around the earth. The sun would burn us up. We are using chemicals called CFCs which are used in fridges and spray cans and other plastic items. 3.What causes the damage to the ozone layer?

17. Read the third paragraph 1.What are the results of destruction of the rain forests? 2.What causes destruction of the rain forests?

18. Plants and animals of the rain forests Long long ago……

19. Former area of the rain forest 热带雨林 温带雨林

20. Threats to our environment 3.Destruction of the rain forests

21. area of the rain forests nowadays

22. What would destruction of the rain forests cause? erosion of soil flooding

23. Answer the questions 1.What are the results of destruction of the rain forests? 2.What causes destruction of the rain forests? It is making the Greenhouse Effect worse because trees take in CO2. It causes erosion of the soil and flooding. It destroys people and animals who make the forests their home. Human’s bad habit of burning and cutting down trees.

24. Serious pollution Other threats

25. BAD HABITS OF HUMAN Human’s bad habits of burning and cutting down trees Cause the destruction of the rain forests 。

26. BAD HABITS Our habit of using things once and then throwing them away creates massive mountains of rubbish. 384400km That ’ s the distance from the earth to the moon.

27. The green Olympic

28. How can we save the earth? We should be the green consumers! Green food! Companies have certificates Cars that don’t use petrol

29. Consolidation The greenhouse effect 1.atmosphere, around, act like, glass, let …in, while, keep…from, get out. without, earth, as…as, cold and lifeless surface, moon 2.trouble, change, because, pollute with chemicals. Produce, CO2, by, burn fuels keep in, too much, heat 3.cause, sea, rise, drown, cities,whole countries

30. Consolidation Damage to the ozone layer 1. ozone, gas, occur, 20-50km, above. form, protective layer. Without, burn …up. 2.make, holes, in, mainly, by, chemicals, CFCs. use, in, fridges, spray cans, plastic items

31. Consolidation Destruction of the rain forests 1.burn, cut down, make…worse, because, trees, take in. 2.cause, erosion, soil, flooding, as well as, destroy, make……home

32. Homework Group work 1.find out the bad habits in your house. 2.make a plan about how to save the earth!

33. Homework Group work Each group makes a plan about how to save the earth!