People and the Environment

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Across
  1. 2. Contamination of air, water and soil.
  2. 6. Loss of forest coverage in a region.
  3. 9. Residential areas on the edge of large cities.
  4. 10. To enter and settle in a new country.
  5. 12. Movement of people from rural areas to urban areas.
  6. 13. Materials found in the environment that people use.
  7. 15. Energy source formed from ancient plants and animals.
  8. 16. Spreading of people over an area of land
Down
  1. 1. Total number of people living in an area.
  2. 3. Variety of living things in an ecosystem.
  3. 4. Resources that can be replaced in a short time.
  4. 5. Resources that cannot be replaced quickly.
  5. 7. Movement of people from one place to another.
  6. 8. To leave one's own country and settle elsewhere.
  7. 11. Development of machine-powered manufacturing.
  8. 14. Overcrowded, poor urban neighborhoods.