people and earth

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