water

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Across
  1. 5. This type of pollution is linked with fertilizers, oils, and road runoff.
  2. 6. The area of soil that is saturated with water.
  3. 7. Water can be discharged into springs by these underground features.
Down
  1. 1. This type of rock or soil allows water to pass through.
  2. 2. Water found below Earth's surface.
  3. 3. A single source of water pollution, like a sewage treatment plant.
  4. 4. A high point or ridge that separates watersheds.