Back to Nature

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Across
  1. 3. Something we use from nature to meet our needs.
  2. 5. Harmful substances in the air, water, or soil
  3. 7. cutting down a large number of trees.
Down
  1. 1. resources that cannot be replaced once it's used up
  2. 2. Protecting natural resources to prevent waste or loss
  3. 3. to make new items from waste instead of throwing it.
  4. 4. type of resources that can be replaced naturally.
  5. 6. Energy from the sun.