Living off Earths Recourses

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Across
  1. 3. the wearing away of rock, stones, and soil by rivers, waves, wind, or glaciers
  2. 6. it is a soil that has a poor quality
  3. 8. electricity generated from the sunlight using solar cells
  4. 10. a lack of fresh water
  5. 11. harmful rain that produces toxic acid
  6. 12. coal oil natural gas
  7. 13. the compression of sediments in bodies of water over long periods of time that form sedimentary rocks
  8. 16. a resources that will run off
  9. 18. regions that don't get much rain
  10. 19. where fertile land becomes like a dessert, usually through misuse
  11. 20. a drastic change of the temperature
Down
  1. 1. where sea water is turned into fresh water which people can drink by removing its salt
  2. 2. a water falling from the sky
  3. 4. a resource that nature will always provide
  4. 5. when there is no enough water for everyone's need
  5. 7. naturally occurring water that's salty
  6. 9. water that collects below ground, when rain tickles down through the soil
  7. 14. an upper layer of the earth where plants grow
  8. 15. electricity generated when flowing water spins a turbine
  9. 17. a substance added to soil to make more fertile