Fresh water

ch. 1. Water cycle

ch. 2. Water below the ground: groundwater

ch. 3. Groundwater in use

ch. 4. Water below the ground: vadose water

ch. 5. Flowing water: rivers and streams

ch. 6. Rivers at work

ch. 7. Lakes

ch. 8. When water freezes

ch. 9. Dams, diversions, and reservoirs

ch. 10. Wetlands

ch. 11. Microscopic life

ch. 12. Water in the atmosphere: vapor, clouds, rain, and snow.