1. Chapter 6 Water Resources

2. Water Resources The Hydrologic Cycle Soil-Water-Budget Concept
Groundwater Resources  
Our Water Supply  

3. Hydrologic Cycle Model
Figure 7.1

4. The Soil-Water Balance Equation
Figure 7.2

5. Surface-Moisture Environment
Figure 7.2

6. Precipitation in North America
Figure 7.4

7. Potential Evapotranspiration
Figure 7.6

8. Types of Soil Moisture
Figure 7.7

9. Sample Water Budget
Figure 7.9

10. Sample Water Budgets
Figure 7.10

11. Annual Global River Runoff
Figure

12. Groundwater Resources
Groundwater Profile and Movement  
Groundwater Utilization  
Pollution of Groundwater Resources  

13. Groundwater Potential
Figure 7.12

14. Groundwater Characteristics
Figure 7.13

15. Groundwater Characteristics
Figure 7.13

16. High Plains Aquifer Overdraft
Figure 1

17. Our Water Supply Water Supply in the United States
Instream, Nonconsumptive, and Consumptive Uses  
Future Considerations

19. U.S. Water Budget
Figure 7.17

20. Water Withdrawal by Sector
Figure 7.18

21. Global Water Scarcity
Figure 7.19

22. Elemental Geosystems 4e
End of Chapter 7
Elemental Geosystems 4e
Robert W. Christopherson
Charlie Thomsen
Modified by Jim Speer