Water Pollution

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Across
  1. 3. Sand, sediments, plastic, Styrofoam or other solid inorganic agents.
  2. 6. Single identifiable source of air, water, thermal, noise or light pollution.
  3. 8. Main cause of water overuse
  4. 9. Manure, animal and plant products.
  5. 11. Precipitation that is unusually acidic
  6. 13. Affects the usefulness of a resource.
  7. 14. Groundwater
Down
  1. 1. A barrier constructed to hold back water and raise its level.
  2. 2. Waste matter such as faeces or dirty water from homes and factories.
  3. 4. Solvents,oils,salts,etc.
  4. 5. The action of purifying a liquid by a process of heating and cooling.
  5. 6. Bacteria, viruses and protists.
  6. 7. When runoff from rain and snowmelt carries pollutants into waterways.
  7. 10. The process of removing salt from seawater.
  8. 12. Large natural or artificial lake used as a source of water supply.