Unit 4 Quiz Review (Human Impact)

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Across
  1. 2. the wise use and preservation of resources through decreased waste
  2. 3. second-lowest layer of Earth's atmosphere, where the ozone layer is located and most Ultraviolet radiation is absorbed.
  3. 5. the natural home or environment of an animal, plant, or other organism
  4. 7. the lowest layer of Earth's atmosphere, closest to Earth, where nearly all weather and manmade activity occurs
  5. 10. Processes by which rock, sand, and soil are broken down and carried away (i.e. weathering, glaciation)
  6. 11. behavior that leads to the protection and reclamation of natural resources
  7. 13. Occurs when natural or human-induced processes decrease the future ability of land to support crops, livestock, or wild species
  8. 17. removal of trees faster than forests can replace themselves
  9. 18. natural resources that humans use to produce energy
  10. 19. movement of people from rural areas to cities
  11. 21. a measure of air or water quality express by the molecules of foreign matter as a part of a larger whole
  12. 22. the average weather conditions in an area over a long period of time
  13. 23. pollution that does not have a specific identifiable point of origin, or has many points of origin
  14. 24. a tiny solid suspended in air or water
  15. 25. fog or haze combined with smoke and other atmospheric pollutants.
  16. 26. natural situation in which heat is retained in Earth's atmosphere by carbon dioxide, methane, water vapor, and other gases
  17. 27. A nickname for the Great Plains regions hit by drought and dust storms in the early 1930s
Down
  1. 1. natural materials used to make things or used by humans as food
  2. 4. pollution that comes from a specific site
  3. 6. a measure of the pollutants in the air that is used to express how clean or polluted the air is
  4. 8. a nonrenewable natural fuel such as coal or gas, formed in the geological past from the remains of living organisms
  5. 9. a layer in the stratosphere that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun
  6. 12. rain, sleet, or snow that contains a high concentration of acids due to pollution
  7. 14. the process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture
  8. 15. the situation that arises when more soil nutrients are used than the decomposers can supply
  9. 16. a large natural or artificial body of stored drinking water
  10. 20. a natural or pollution-induced phenomenon in which a body of water becomes rich in nutrients and experiences rapid growth of plants and algae