1. Threats to the Environment

2. Deforestation

3. Deforestation in Madagascar

4. Effects of Deforestation

5. Why Are Forests Cut Down
Number one reason is to clear land for farms
It occurs in the least developed areas of the world
Population is growing in these areas

6. Water Pollution

7. Oil Spill

8. Sources of Water Pollution

9. Polluted River

10. Citarum River in Indonesia
No, that’s not an old boat that was thrown onto a trash heap. That boat is actually floating on the world’s most polluted river.

11. Air Pollution

12. Air Pollution in China

13. Smog in Los Angles

14. Temperature Inversion

15. Sources of Air Pollution

16. Air Pollution and Health

17. Acid Rain

18. Acid Rain and Trees

19. Acid Rain and Masonry

20. Acid Rain in the United States

21. Causes of Acid Rain – Generation of Electricity

22. Pollution of the Land

23. Landfills

24. Extinction of Plants & Animals

25. Bengal Tiger

26. Siberian Tiger

27. Protecting the Environment EPA Established in 1970

28. Clean Air & Water Acts Passed in the 1970’s

29. Number of Environmental Laws

30. Clean Air & Automobiles

31. Areas that Meet the Standard are in Green

32. The Atmosphere & the Ozone Layer

33. Ozone & UV Rays
Layer of gas in the upper atmosphere that protects the planet from ultraviolet rays.

34. The CFC Problem