Forestry Unit 5

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Across
  1. 3. dead tree that is still standing
  2. 7. creates holes in trees for cavity nesters
  3. 9. Most common old growth tree in the Pacific Northwest (2words)
  4. 10. indicator species and endangered bird in the Old Growth Forest (2words)
  5. 11. Cuts down trees for money
  6. 15. variety of plant and animal species in an ecosystem
  7. 17. maintaining an ecosystem and preserving its existence
  8. 18. provides a nursery and nutrients for saplings (2words)
  9. 24. Used for preservation and recreation only (2 words)
  10. 25. area in the U.S with the most amount of old growth forest left (3words)
  11. 26. Partly decayed plant matter that provides nutrients for the soil
  12. 27. pennsylvania old growth tree (2 words)
  13. 30. Multiple Use Management used here (2 words)
Down
  1. 1. concerned with protecting the environment, against logging
  2. 2. helps prevent diseases, wildfires and returns nutrients to the soil (2 words)
  3. 4. creates edge in forest ecosystems, stopping point for forest fires (2words)
  4. 5. organism's who's presence indicates a healthy ecosystem (2words)
  5. 6. food coming from small trees and shrubs
  6. 8. food such as seeds, nuts, berries and acorns coming from mature canopy trees
  7. 12. Devastating to forests, destroys habitats and soils (2words)
  8. 13. controls insect population and freezes itself in the winter (2words)
  9. 14. food source for trout (3 words)
  10. 16. planting only one type of tree
  11. 19. Seabird that nests in Douglas Fir Trees (2 words)
  12. 20. Works for the USFS
  13. 21. Aquatic indicator species of the Pacific Northwest
  14. 22. Different patches, successional stages and ages of trees (2 words)
  15. 23. Removes ALL trees in an area (2words)
  16. 28. Forest never disturbed by humans (2 words)
  17. 29. roof of forest