Water Resources
Across
- 1. layer of soil or rock that has few or no pores
- 5. all the land area that supplies a river system
- 6. level below which the ground is saturated with water
- 8. water that is below the surface of the ground
- 11. removal of salts and minerals from saltwater so it can be used as freshwater
- 13. solids removed from wastewater at the water treatment plant
- 15. buildup of phosphorus and nitrogen in surface water
- 16. landscapes are design for minimal water use
- 17. type of irrigation that targets plants
Down
- 2. pollution comes from just one source
- 3. surface zone around an aquifer where rainwater can replenish the aquifer
- 4. pollution that cannot be traced to a single source
- 7. underground rock formation that traps and stores water
- 9. water that drains from the land, picks up pollution, and can cause flooding along the way
- 10. hole dug into an aquifer to reach groundwater
- 12. type of pollution where heat is added to the body of water
- 14. water above the surface of the ground