Humans and Environment

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Across
  1. 8. Molecule that contains carbon and covalently bonded with hydrogen
  2. 12. People killing more animals than nature can keep up with
  3. 14. Environment is rich in nutrients allowing it to increase algae and plant growth
  4. 18. Taking more than the environment to restore
  5. 22. A species that naturally occurs in an environment
  6. 24. A material that can be used
  7. 25. General term for resources found in the environment that can be used for combustion
  8. 26. Positive Growth
  9. 27. A state that can be maintained forever
Down
  1. 1. Preserving a species outside of their natural habitat
  2. 2. Humans cutting down trees
  3. 3. Synonym for habitat
  4. 4. A replacement for fossil fuels that can be made sustainably
  5. 5. Impact that humans had on the environment
  6. 6. Conserving a species inside of their natural habitat
  7. 7. A substance in the environment that does not belong there, that is harmful
  8. 9. Gases that contribute to the pollution of the atmosphere and cause global warming
  9. 10. Acidic precipitation caused by greenhouse gases
  10. 11. A molecule made from amino acids
  11. 13. Change in the earth climate
  12. 15. A species that was brought to an environment by people
  13. 16. Area in which crops are grown
  14. 17. Chemical substance that enhances the speed of growth of crops
  15. 19. species A species that is threatened to become extinct
  16. 20. Process plants do to convert carbon dioxide and sunlight into glucose
  17. 21. A biological community that works together to maintain itself
  18. 23. Things that absorb carbon emissions such as trees or the ocean