Environment

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Across
  1. 5. Clearing of forests for agriculture, urbanization, or other purposes
  2. 7. Study of relationships between living organisms and their environment
  3. 8. Community of living organisms and their physical environment
Down
  1. 1. Energy Energy sources that are replenished naturally
  2. 2. Variety of life forms in a given ecosystem
  3. 3. Introduction of harmful substances into the environment
  4. 4. Preservation and sustainable use of natural resources
  5. 6. Change Long-term alteration of temperature and typical weather patterns