Natural Resources

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Across
  1. 4. Energy sources which can be used over and over again without running out
  2. 6. Turning used items into new
  3. 7. Energy that comes from the sun
  4. 8. Anything that dirties the earth
Down
  1. 1. Are naturally found on earth
  2. 2. When everyone put together uses less resources than the earth produces
  3. 3. Either can be used up or do not replace themselves
  4. 5. The layer of dirt closest to the surface of the earth