Water Pollution

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Across
  1. 2. to much nutrients in the water
  2. 6. comes from multiple places
  3. 7. in aquatic environment as dissolved oxygen
  4. 8. the measure of relative clarity of a liquid
  5. 9. a substance that pollutes something
  6. 10. extra richness in the water
Down
  1. 1. contamination of a water source
  2. 3. comes from a single place
  3. 4. regulating discharges of pollutants in the aqua
  4. 5. made up of particles like plankton