Environment

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Across
  1. 3. converting waste into reusable material
  2. 6. power, electricity
  3. 8. to use again
  4. 9. trash that is left lying out, not placed in a trash can
  5. 10. the spread of a desert environment
Down
  1. 1. ___________ energy; energy from natural sources that is replaced faster than it is consumed
  2. 2. cutting down trees
  3. 4. to use less
  4. 5. protect the environment from harm or destruction
  5. 7. materials that make the earth dirty and unhealthy