The Earth's Environment

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Across
  1. 3. The gas we breathe.
  2. 5. Resources that occur naturally and can be used for economic gain.
  3. 7. The solid surface of the Earth.
  4. 10. Changes in temperature and weather patterns, often influenced by human activity.
  5. 11. The introduction of harmful substances into the environment.
  6. 12. Covers about 70% of the Earth's surface.
  7. 13. The community of living organisms interacting with their environment.
  8. 15. One of the three main components of the Earth's environment; essential for life.
Down
  1. 1. Meeting the needs of the present without compromising future generations.
  2. 2. The long-term average of weather patterns in a region.
  3. 4. Resources that can be replenished naturally over time.
  4. 6. The concept of the arrangement of physical features in an area.
  5. 8. The variety of plant and animal life in a habitat.
  6. 9. The natural environment in which a species lives.
  7. 14. The planet on which we live.