Save The Planet

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Across
  1. 4. dirtiness, uncleanness
  2. 5. cut down, lower
  3. 7. garbage, rubbish, waste
  4. 8. reuse, recover
Down
  1. 1. close, shut off
  2. 2. mess, junk
  3. 3. collect, keep
  4. 4. seed, grow, farm
  5. 6. harm, hurt