Water pollution

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Across
  1. 2. erosion
  2. 4. nonliving
  3. 5. of pollution
  4. 9. too many nutrients in water which cause too much algae to grow
Down
  1. 1. too many microorganisms in water which can make you sick
  2. 3. a single,identifiable
  3. 6. soil into rivers and lakes
  4. 7. cloudy water, which blocks sunlight
  5. 8. that comes from many places at once