Across
- 2. Able to absorb water.
- 4. The amount of moisture in the air.
- 8. Shadow An area that has little rain due to the effect of a barrier.
- 10. To change from a liquid into a gas.
- 12. A fertile place in the desert.
- 15. The change from a gas into a liquid.
- 17. The area drained by a river or river system.
- 18. The careful use of something to preserve it or keep it from running out.
- 19. The recovery of useful substances from waste products.
- 20. Winds Winds that blow in one direction for most of the time.
- 21. Table Underground level below which the ground is fully saturated with water.
Down
- 1. A long period of unusually low rainfall.
- 3. An underground layer of rock or soil that contains water.
- 5. A method of supplying dry land with water artificially.
- 6. The removal of salt from seawater.
- 7. Water droplets that fall to the ground as rain, hail, sleet, or snow.
- 9. Fresh water that exists underground.
- 11. To pollute or make impure.
- 13. Water Water that does not soak into the ground.
- 14. A wind that reverses direction when the seasons change.
- 16. An artificial body of water stored for future use.