Watersheds/Water Quality

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Across
  1. 2. The point where a small river flows into a larger river
  2. 5. Water that has a pH of 7
  3. 9. The beginning of a river
  4. 11. Water that has a pH between 8-14
  5. 12. A government agency developed in the 1970's to protect the environment
  6. 13. Water that has a pH between 0-6
  7. 14. The amount of oxygen in water that is available for aquatic organisms to use
  8. 15. The amount of salt in water
Down
  1. 1. How acidic or basic the water is
  2. 3. Small rivers and streams that contribute to a watershed
  3. 4. An area of land that channels rainfall, snowmelt, and runoff into a common body of water
  4. 6. How clear/cloudy a body of water is due to the amount of sediment
  5. 7. The path through which a river flows
  6. 8. An area of land that is wet most or all of the time
  7. 10. Solid material in a river such as sand, clay, and soil particles