Across
- 4. Process of removing salt from seawater
- 7. Allows water to pass through it
- 8. Large natural or artificial lake used as a source of water supply
Down
- 1. The water ______ shows the continuous movement of water within the Earth and atmosphere
- 2. Extended period of unusually dry weather when there is not enough rain
- 3. Panama or Suez
- 5. Countries between the poles and the Equator often experience water __________
- 6. Barrier that stops or restricts the flow of surface water
