Water Resources (Chapter 14)

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Across
  1. 4. water that flows over land and collects in a stream or river
  2. 6. fresh water found below Earth’s surface
  3. 8. relatively pure water; water with few dissolved salts
  4. 10. (2 words) an area where surface water soaks into the ground and reaches an aquifer
  5. 13. water that has been used in households, businesses, industries, or public facilities and drained or flushed down the pipes, as well as polluted runoff from streets and storm drains
  6. 15. (2 words) the rapid growth of algae in an area that can cover the surface of the water and block sunlight from reaching plants below
  7. 16. (2 words) a network of connected streams and rivers
  8. 19. (2 words) a harmful algal bloom caused by algae that produce reddish pigments
  9. 22. having spaces or pores that allow water or other substances to pass through
  10. 23. (2 words) type of pollution that comes from many places over a large area
  11. 24. an artificial lake where water for human use is stored
  12. 25. landscaping using plants adapted to dry conditions
  13. 26. the buildup of salts in the surface layers of soil
Down
  1. 1. (2-words) the boundary between the zone of aeration and the zone of saturation in an aquifer
  2. 2. not allowing water or other substances to pass through
  3. 3. a spongelike formation of rock, sand, or gravel that holds water
  4. 5. (2 words) a method of wastewater disposal
  5. 7. (2 words) fresh water found on Earth’s surface
  6. 9. all of the land area that supplies water to a particular river system
  7. 11. a disease-causing organism
  8. 12. a channel dug into an aquifer to reach groundwater
  9. 14. (2 words) the pollution of a body of water as a result of human activity; also called artificial eutrophication
  10. 17. (2 words) type of pollution that comes from a specific location (factory or sewer pipe are examples)
  11. 18. (2 words) the process of moving water from its source to places where humans can use it (e.g., homes and farms).
  12. 20. an obstruction placed in a river or stream to block its flow
  13. 21. the process of removing salt from seawater; also called desalinization