Environmental Science

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Across
  1. 3. The variety of life in an area.
  2. 4. Harmful substances entering air, water, or soil.
  3. 5. Using materials again to reduce waste.
  4. 8. The trapping of heat in Earth’s atmosphere.
Down
  1. 1. Cutting down forests on a large scale.
  2. 2. The balance between people’s needs and the environment.
  3. 6. Long-term patterns in temperature and precipitation.
  4. 7. Protecting natural resources.
  5. 9. Energy source that can be replaced naturally.