Plastic soup

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Across
  1. 1. plastic
  2. 4. A river or other body of water serving as a route or way of transport.
  3. 9. Movies, television based on or re-creating an actual event
  4. 10. Spread throughout
  5. 11. The remains of anything broken down or destroyed
  6. 12. The management of any organization
  7. 14. When so many fish are caught that the population can't reproduce enough to replace them.
  8. 16. To alter or adapt for new use
  9. 17. An act of working or acting together
  10. 18. The introduction of harmful substances into the environment
Down
  1. 2. Generous actions or donations to aid the poor
  2. 3. A part broken off or detached
  3. 5. The gaseous envelope surrounding the earth
  4. 6. A fact, occurrence or circumstance
  5. 7. Systematic course of activities for a specific purpose
  6. 8. To decay and become absorbed by the environment
  7. 10. Pollution in the ocean
  8. 13. A person responsible for making policy
  9. 15. The the aggregate of surrounding things