Sustainable use of the Amazon-easy

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Across
  1. 2. farming in water
  2. 3. used to map the ground beneath
  3. 6. farming in dry space
  4. 8. noted by archaeologists more than 100yrs ago
  5. 10. shape of something
Down
  1. 1. developed in the area from AD500 to 1400
  2. 4. raised roads
  3. 5. big or huge
  4. 7. distinct social and cultural
  5. 9. forest town