water polution

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Across
  1. 1. the result of contaminated water from one country spilling into the waters of another
  2. 6. water from toilets,showers and sinks
  3. 8. contamination derived from defuse sources
  4. 9. covering about 70% of the earth
  5. 10. farming and livestock production using the earth water
Down
  1. 2. any pollution that emits radiation beyond what is naturally released by the environment
  2. 3. oil and gasoline that drips from millions of cars and trucks
  3. 4. when contamination originates from a single source
  4. 5. marine pollution
  5. 7. When rain falls and seeps deep into the earth, filling the cracks, crevices, and porous spaces of an aquifer