MANGROVE FOREST RANGER

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Across
  1. 2. Huge sea.
  2. 4. H2O liquid.
  3. 7. Nature's place.
  4. 9. Feathered fliers.
  5. 10. Swamp tree with roots in the water.
  6. 12. Sideways-walking sea creatures.
  7. 13. Element with the symbol 'C'.
  8. 16. Study of living things.
  9. 18. Cutting down too many trees.
  10. 19. Swimming creatures with fins.
Down
  1. 1. Outdoor surroundings.
  2. 3. Tall plant with branches and leaves.
  3. 4. Soggy lands.
  4. 5. Moving water flow.
  5. 6. Thick cluster of trees.
  6. 8. Plant life in a specific region.
  7. 11. Earth's top layer.
  8. 14. Scaly creatures with tails.
  9. 15. Weather patterns over time.
  10. 17. Natural community of living things.