1. Earth Portrait of a Planet Chapter 20 (part b) Norton Media Library

2. Fig. 20.20 a W. W. Norton

3. Fig. 20.20 b W. W. Norton

4. Fig. 20.20 c W. W. Norton

5. Fig. 20.21 a W. W. Norton

6. Fig. 20.21 b W. W. Norton

7. Fig. 20.22 W. W. Norton

8. Fig. 20.24 W. W. Norton

9. Fig. 20.25 a - c W. W. Norton

10. Fig. 20.27 a- c W. W. Norton. Adapted from Coch, 1995

11. Fig. 20.28 W. W. Norton. Adapted from NOAA

12. Fig. 20.29 b W. W. Norton. Adapted from Coch, 1995

13. Fig. 20.29 c W. W. Norton. Adapted from Lutgens and Tarbuck, 1998

14. Fig. 20.30 W. W. Norton

15. Fig. 20.31 NOAA Photo Library

16. Fig. 20.32 a W. W. Norton. Adapted from Getis et al., 1991

17. Fig. 20.32 b W. W. Norton. Adapted from Getis et al., 1991

18. Fig. 20.33 W. W. Norton. Adapted from Lutgens and Tarbuck, 1998

19. Fig. 20.34 W. W. Norton. Adapted from Trewartha, 1957

20. Fig. 20.35 a W. W. Norton. Modified from Lutgens and Tarbuck, 1998.

21. Fig. 20.35 b W. W. Norton. Modified from Lutgens and Tarbuck, 1998.

22. Fig. 20.36 a W. W. Norton

23. Fig. 20.36 b W. W. Norton

24. W. W. Norton & Company Independent and Employee-Owned This concludes the Norton Media Library Slide Set for Chapter 20 (part b). EARTH: Portrait of a Planet by Stephen Marshak.