The environment

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Across
  1. 3. — Give power to
  2. 5. — Biological communities
  3. 10. — Free from harm
  4. 13. — Responsible
  5. 14. — Materials or assets
  6. 15. — Unequal treatment
  7. 16. — Readiness for use
  8. 17. — Give new life to
  9. 18. — Lack of wealth
Down
  1. 1. — Make certain
  2. 2. — State of health
  3. 4. — Variety of life
  4. 6. — Reasonably priced
  5. 7. — Including all
  6. 8. — Dependable
  7. 9. — Food and nourishment
  8. 11. — Of the sea
  9. 12. — Encourage