People and the Environment

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Across
  1. 4. loss of forest cover in a region
  2. 7. The number of people per unit of land area
  3. 8. resource that cannot be replaced or can be replaced over a long period of time
  4. 10. useful material found in the environment
  5. 12. the development of machine-powered production and manufacturing
  6. 13. the number of living things in a region or ecosystem
  7. 15. an effect on someone or something not involved in an activity that brought the effects
Down
  1. 1. movement of people from rural areas to urban areas
  2. 2. spread of suburbs away from the core city
  3. 3. moving as a group from one place to another
  4. 5. migrate out of a place (leave their home country)
  5. 6. reasons that push people to leave their home
  6. 9. food, water, clothing, shelter
  7. 11. resource that natural forces or people can replace in a relatively short time
  8. 14. provides energy, water, food, other materials for survival
  9. 16. attract people to migrate to an area