Across
- 1. type of net that hangs in the ocean as a wall to catch fish
- 2. the least efficient type of irrigation
- 4. area next to stream channel that is often fertile and flat.
- 8. this causes soil surfaces to be covered which can reduce ground water supply due to loss of recharge area and impervious surfaces.
- 10. type of water that comes from baths, showers, and washing machines that can be used again
- 12. prevents river from flooding
- 13. process removing salt from saltwater
- 14. percent of earth that is fresh water?
Down
- 1. process by which salt is removed from water by boiling and condensing the water
- 3. the cone of depression happens when fresh water is pumped out faster than it can be _________.
- 5. it is the ability of water to filter down through soil
- 6. the greatest percent of household-use of water is from _________.
- 7. the most efficient type of irrigation
- 9. unwanted marine life that is caught by fishermen
- 11. lining is important for this type of lagoon to prevent leakage into the ground
