people and earth

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Across
  1. 1. the zone of a lake that is close to the shore
  2. 3. thickest layer of rainforest
  3. 4. large gorges
  4. 9. father of chemical warfare
  5. 10. extraction of metals from deep down the earth
  6. 12. country with highest number of mangrove forest
  7. 13. too much use of natural resources
  8. 18. biggest lake in the world
  9. 20. illegal cutting of trees
  10. 21. layer of a rainforest with the tallest trees
  11. 25. stony corals
  12. 26. long spurs
  13. 27. getting the resources on the top layer
  14. 28. the largest rainforest found in Brazil
  15. 29. plants that can grow both land and salt water
Down
  1. 2. located between the tropic cancer and capricorn
  2. 5. Winding curve or bend of a river
  3. 6. falling of debris from mountains
  4. 7. color of a lake that is high in nutrients
  5. 8. Where a river flows into a larger body of water
  6. 11. the water running in the river
  7. 14. country with greatest number of lakes
  8. 15. Course or path of body of a river
  9. 16. low lying land
  10. 17. flows downhill because of gravity
  11. 19. small spurs
  12. 22. another name for Metalimnion
  13. 23. are mad of mobile sediments
  14. 24. a type of coral reef that is parallel to the shore
  15. 30. sessile invertebrates with exoskeletons