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II. Balancing Water Needs

II. Balancing Water Needs. A. Water Supply and Demand. Water shortage occurs when there is little water or too great a demand in an area Drought- affects groundwater as well as surface water Aquifers can run dry if overused- can sink or collapse. B. Conserving Water.

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II. Balancing Water Needs

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  1. II. Balancing Water Needs

  2. A. Water Supply and Demand Water shortage occurs when there is little water or too great a demand in an area Drought- affects groundwater as well as surface water Aquifers can run dry if overused- can sink or collapse

  3. B. Conserving Water Conservation- using a resource wisely so that it will not be used up Small efforts can add up in the home In agriculture using pipes wasted less water In industry- reduce, reuse, recycle

  4. C. Fresh Water for the Future Need to make salt water drinkable Desalination- obtaining freshwater from saltwater Distillation- boil out the salt Very expensive- a lot of energy is needed Icebergs are another source of freshwater-how would it affect the environment

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