Environment

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Across
  1. 3. things that you throw away (into the dustbin)
  2. 5. The hight (of the sea)
  3. 6. No longer in existence
  4. 7. Not use well
  5. 8. Stop existing
Down
  1. 1. Dirty
  2. 2. When ice become water
  3. 3. Use again
  4. 4. In a dangerous situation
  5. 9. Make new things of old tnings