water pollution

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Across
  1. 1. used water from sinks, baths, toilets, industry
  2. 2. biggest source of pollution
  3. 5. pollution effecting multiple countries
  4. 7. contaminants in waterways
  5. 8. cover's most of earth's surface
Down
  1. 1. water on eraths surface
  2. 3. rain that seeps into earth
  3. 4. pollution from many sources
  4. 6. pollution from one source