Gygyggyygyu
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    Gygyggyygyu Gygyggyygyu Presentation Transcript

    • Fresh Water: A Rare and Precious Resource In Southwest Asia Chapter 11- Lesson 1 By Taylor Frentress Humans modify the environment and some of the possible consequences of those modifications
    • Sources of Water in Southwest Asia
      • Oasis (oases – plural )
      • An oasis is a place in the desert that has a dependable supply of water. Usually an underground spring.
      • Wadi – a surface of fresh water. Wadis are riverbeds that are usually dry.
    • Aquifers (underground sources of water)
      • The most reliable source of fresh water.
      • Underground layers of rock or sand that hold water.
    • Exotic Rivers (surface sources of water)
      • Rivers that start in a wetter area and flow into a drier area.
    • Moving Fresh Water
      • Qanats – Underground canals
    • Water, Water Everywhere and Not a Drop to Drink!
      • 97% of Earth’s water is seawater. 70% of the world’s population lives on coastlines.
      • 11,000 desalinization plants operate in 120 nations.
      • 60% of those plants are in the Middle East [Southwest Asia]
      • Desalting plants produce 4 billion gallons daily.
      • Saudi Arabia leads the world in desalinization
    • Changing Seawater
      • The technology is over 50 years old.
      • People in Southwest Asia and Northern Africa have adapted and modified their environment by building qanats, desalinization plants, and pipelines to deliver water to remote areas
    • QUESTION FOR ESSAY
      • How do people of Southwest Asia attempted to solve their water shortage problems?
      • Write a short paragraph explaining at least two ways the people of Southwest Asia solved their water shortage problems. Be sure to have an introductory statement that restates the question.