Environment

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Across
  1. 2. when people cut down trees
  2. 3. when people throw away trash
  3. 6. when animals are hunted without a permit
  4. 7. for example animal species of which few specimens already exist
  5. 10. set of wild animals
  6. 11. it is caused by environmental pollution
  7. 13. you throw away the chocolate paper
  8. 15. there are too many people because of this resources are running out
  9. 16. it becomes usable again and again
  10. 18. where living things live
  11. 20. where the garbage is taken
Down
  1. 1. for example you use the plastic bottle for something else
  2. 4. it develops in the Arctic
  3. 5. when the ground becomes dry sandy
  4. 8. unexpected sad things
  5. 9. such as paper
  6. 12. they search for mineral resources in caves
  7. 14. which people no longer need
  8. 17. things that can still be used are thrown away
  9. 19. which surrounds the planet