Ecotourism

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Across
  1. 4. Encourage/promote
  2. 6. Speeding
  3. 8. Has the power to attract or interest
  4. 10. Attempt/try
  5. 12. Essential/Vital
  6. 16. Substitute
  7. 19. Great/significant/considerable
  8. 21. Sincerity/ truthfulness
  9. 22. Vision/perception
  10. 24. obligatory/ a must
  11. 25. Endangered
  12. 26. Improve/boost
  13. 28. An entry of large numbers of people/things
  14. 29. Unspoiled/untarnished/pure
  15. 30. Decay
Down
  1. 1. Proof/reason
  2. 2. Pollution
  3. 3. Environmental/biological
  4. 5. Abusing/misusing
  5. 7. protection/maintenance/keeping
  6. 9. Tempt/entice/trap
  7. 11. Unexpected meetings
  8. 13. Throwing away/dumping
  9. 14. Supports/ calls for
  10. 15. Continuous/renewable
  11. 17. Imagine
  12. 18. Interference/intrusion
  13. 20. Housing/accommodation
  14. 23. Familiar/ adapted
  15. 27. Used to