Unit 4: Land Use & Human Impact

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Across
  1. 2. / A natural resource that can be replenished naturally, like solar energy.
  2. 8. / A resource that cannot be replaced quickly, such as coal or oil.
  3. 11. / The process by which fertile land becomes desert due to drought or human activity.
  4. 13. Mining / A mining process that removes large strips of surface soil and rock.
  5. 14. Fragmentation / When large habitats are broken into smaller, isolated pieces.
  6. 17. / When animals eat grass faster than it can regrow, damaging land.
  7. 18. / The clearing or removal of trees in a forested area.
  8. 20. / The variety of life in an ecosystem.
Down
  1. 1. / The growth and expansion of cities into natural areas.
  2. 3. Sprawl / The uncontrolled expansion of urban areas.
  3. 4. / Using resources in a way that meets needs without depleting them for the future.
  4. 5. / A community of living organisms and their physical environment.
  5. 6. / The process of replanting trees in an area that was deforested.
  6. 7. / The protection and preservation of natural resources.
  7. 9. / The practice of farming, including cultivation of soil and raising animals.
  8. 10. / The process of soil or rock being worn away by wind or water.
  9. 12. Capacity / The maximum population an environment can support.
  10. 15. / The introduction of harmful substances into the environment.
  11. 16. use / The way humans utilize the land, such as for farming or building.
  12. 19. Footprint / The total amount of greenhouse gases produced by human activities.