environmental protection

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Across
  1. 2. use again and again
  2. 5. waste material
  3. 7. protect from harm or destruction
  4. 9. not now existing
  5. 10. in danger of being harmed, lost
  6. 11. unpleasant, not attractive
Down
  1. 1. damage caused to water, soil by harmful substances
  2. 3. object made by a person
  3. 4. sort rubbish and use it again
  4. 6. related to sea
  5. 8. fill againa and again