water pollution

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Across
  1. 3. governing water pollution
  2. 4. measure of clarity of water
  3. 6. nutrients added to bodies of water
  4. 8. pollution from one point
  5. 9. low oxygen under water
Down
  1. 1. pollution to water
  2. 2. pollution from multiple points
  3. 5. kills fish
  4. 7. made up of fine particles
  5. 8. things that pollute the water