Water

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Across
  1. 4. leading to a shortage of water
  2. 5. Water shortage
  3. 7. Continent with a low amount of clean water
  4. 9. water with a low concentration of salt
  5. 11. A long-term change in the average weather patterns
  6. 13. A lack of something
  7. 16. The state or quality of being parched
  8. 17. H2O
  9. 18. The science or occupation of cultivating the soil, producing crops, and raising livestock
  10. 20. The circumstances, objects, or conditions by which one is surrounded
Down
  1. 1. The increase in the number of people in a population or dispersed group
  2. 2. The gap between limited resources
  3. 3. The introduction of harmful materials into the environment
  4. 6. The amount of water that can be physically accessed
  5. 8. Water that exists underground
  6. 10. The variety of life on Earth
  7. 12. A geographic area where plants, animals, and other organisms work together to form a bubble of life
  8. 14. Not sufficient
  9. 15. Areas where water covers the soil
  10. 19. A large natural stream of water flowing