Environmental Problems

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Across
  1. 7. Depletion of natural resources
  2. 8. The impact humans leave on an environment
  3. 12. The study of the natural world and how we affect it.
  4. 13. Name one nonrenewable source
  5. 14. Exceeding max capacity
  6. 15. Wrote Sand county Almanac about management about wildlife
  7. 16. Name one thing pollution causes
  8. 18. name one renewable source
  9. 20. Vaccines,and anti-venom
  10. 21. Variety of life in nature
Down
  1. 1. To keep the ecosystem in balance
  2. 2. Name one thing Overpopulation causes
  3. 3. Spilling contaminants into nature
  4. 4. First directer of the U.S. Forest service
  5. 5. protect nature from danger
  6. 6. Manage resources
  7. 9. wrote a book about pesticides.
  8. 10. Nature writer and established Yosemite National park
  9. 11. made a national wildlife reserve for the Brown pelican
  10. 17. Benefiting off a natural resource (Poaching)
  11. 19. pleasing to look at