1. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 39 Major Ecosystems of the Biosphere

2. On Land, the Biosphere Is Organized into Terrestrial Ecosystems 39-

4. Figure 39.1 Pattern of ecosystem distribution on land 39-

5. 39-

7. Figure 39.2 Tundra, the northern-most ecosystem 39-

9. Figure 39.3 Taiga, a northern coniferous forest 39-

11. Figure 39.4 Temperate deciduous forest in the fall 39-

13. Figure 39.5 Temperate grassland in the summer 39-

15. Figure 39.6 The African savanna 39-

17. Figure 39.7 Desert with some vegetation 39-

19. Figure 39.8A Levels of life in a tropical rain forest 39-

20. Figure 39.8B Representative animals of the tropical rain forests of the world 39-

22. Figure 39.9A Left : Distribution of sun’s rays as the Earth orbits the sun. Right : Distribution of solar energy as the Earth orbits the sun 39-

23. Figure 39.9B Wind circulation as air moves from the equator to the poles and back again 39-

25. Figure 39.10A Elevation affects the distribution of terrestrial ecosystems 39-

26. Figure 39.10B Formation of a rain shadow 39-

27. Fresh Water and Salt Water Are Organized into Aquatic Ecosystems 39-

29. Figure 39.11A A freshwater and saltwater ecosystem 39-

30. Figure 39.11B Types of lakes 39-

32. Figure 39.12A Coastal ecosystems 39-

33. Figure 39.12B Ocean ecosystems 39-

35. Figure 39.12C Ocean inhabitants in divisions of pelagic zone 39-

37. Figure 39.13 Ocean currents 39-