Environment

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Across
  1. 2. a car, a plane, a ship, etc.
  2. 5. poor people
  3. 8. can be broken down naturally
  4. 10. keep it up, don't let it degrade
  5. 11. good for something
  6. 12. something that needs to be done right away
  7. 13. nutrient-rich soil
  8. 17. letting your livestock eat too much in the same spot
  9. 18. something that goes away once it has been used
Down
  1. 1. get something back
  2. 3. someone who comes from another country
  3. 4. the act of making something dirty
  4. 6. make a problem worse
  5. 7. a different angle, or point of view
  6. 9. cutting down trees causes...
  7. 14. taking too much fish from the ocean
  8. 15. keep something (safe, intact) for later
  9. 16. can be thrown away