Hunter van der Lee

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Across
  1. 4. prevention of wasteful use of resource
  2. 6. gradual destruction of something
  3. 7. able to be maintained at a certain rate or level
  4. 8. process by which green plants use sunlight
  5. 9. cleaning a wide area of trees
  6. 11. a series of military operations to achieve a goal
Down
  1. 1. plant of a particular region or habitat
  2. 2. grassy plain in a tropical and subtropical region
  3. 3. complex network or interconnected system
  4. 5. spore-producing organisms feeding on organic matter
  5. 10. animal of a particular region or habitat