Water & Water Pollution

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Across
  1. 3. The accumulation of pollutants at successive levels of the food chain.
  2. 5. All the bodies of fresh water, salt, ice and snow that are found above the ground.
  3. 6. A planar, underground surface beneath which earth materials, as soil or rock, are saturated with water.
  4. 7. An artificial body of water that usually forms behind a bomb.
  5. 8. An increase in the amount of nutrients, such as nitrates, in a marine or aquatic ecosystem.
  6. 10. Pollution that comes from specific sites.
  7. 11. The area of land that is drained by a water system.
  8. 13. A process of removing salt from the ocean water.
Down
  1. 1. A microorganism, another organism, a virus, or a protein that causes disease and infectious agent.
  2. 2. Pollution that comes from many sources rather than from A single site.
  3. 4. Treatment of water to make it safe and acceptable for human use.
  4. 9. A body of rock or sediment that stores ground water & allows the flow of ground-water.
  5. 12. Environmental design of residential & park land using various methods for minimizing the need for water use.