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Species extinction. current situation cause disadvantage action logical order.

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Presentation on theme: "Species extinction. current situation cause disadvantage action logical order."— Presentation transcript:

1 species extinction

2 current situation cause disadvantage action logical order

3 Now ! Earth is in our hands!

4 Image that: if one day in the future only we human beings are living in the world.

5 Would you like that?

6 Look at the worrying animals extinction record in recent years!

7 Dodo india 1781

8 Hippotragus leucophaeus north africa 1799

9 sprigtail india 1942

10 Panthera tigris sondaica Indonesia 1957

11 one species disappeared every 500-1000 years past now 10-100 species go to extincton per year

12

13 What makes that happen ? ?

14 The reasons Over hunting The destruction of natural habitats Environmental pollution and global warming Other species’invision upset the ecosystem

15 tiger shark elephant little fish whale

16 Reclamation Grassland degradation deforesting

17 Polar bear Polluted lake Oil bird

18 animals’ extinction will lead to many bad things!

19 frist, the damage is that we would never see the animals that were extinct. dodo birds wild donkey

20 Southern China tiger Crested Ibis Golden Toad M OA

21 dodo birds 渡渡鸟 1681 灭绝 West African lion 西非狮1865 American Eagle 美洲鹰1900 Golden Toad 金蟾蜍1989 Hawaii honeycreep er 夏威夷蜜旋 木鸟 2004

22 Second, the damage is the loss of biodiversity

23 the creaure are interrelated with each other. Third, the damage is that the creature dying out would ruin the ecosystem.

24 Finally, the extinction of the species is the huge loss of the living creature gene pool, influence the ecosystem balance , the mankind's production, life and nature directly.

25 sandstormwater pollution environment disaster

26 The gun of crime The gun will shoot to mankind ?

27 when only the human left, we all will die.

28 We have got to take actions right now!

29

30 Environmental protection action

31 Kyoto Protocol

32

33 We still have a lot to do

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37 Make a difference

38 just join us!!!

39 Many a little makes a mickle

40 Thanks !


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