Saving the Earth

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Across
  1. 2. Concrete
  2. 3. Blindness
  3. 6. Under
  4. 7. Dirty
  5. 8. Clean
  6. 10. Dryness
  7. 12. Not using
  8. 13. Neatness
  9. 14. Sky
Down
  1. 1. Same
  2. 4. Cleanliness
  3. 5. Dry
  4. 9. Waste
  5. 10. Saving
  6. 11. Not much