Across
- 3. processes
- 5. replenishment
- 6. water
- 9. water
- 13. of water supplyPublic drinking
- 14. water water that collects on the ground Human drinking water
- 16. processes Aquifer
- 17. use
- 19. water supply
- 20. rises to the surface
- 21. of flowing water
- 22. to another stream of water
Down
- 1. that water is clean and safe
- 2. where water collects
- 4. by land
- 7. waterSafe to drink
- 8. purification and filtration process
- 10. for:
- 11. to grow crops
- 12. restorationProtects the health of the public
- 15. a limited supply
- 18. irrigation