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9 Cards in this Set
- Front
- Back
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Water resources engineering has been evolving for the past? |
10000 yearswe |
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We learned several techniques in water resources to? |
Build,store, convey, and transport water for consumption |
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Examples of ancient water resources system? |
1.Irrigation network in Egypt-AD 1850 and North America AD 1100.
2. Pressurized water distribution system:Crete 2000 B.C.
3. Nabateans in Petra ( 6th century B.C.) Jordan built channels, hydraulic systems and storage tanks. |
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Water Resources Systems |
A system to redistribute ( in space and time ) available water to a region that lacks water meets that regions needs for water use. |
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Sources of Water ( Supply ) |
1. Surface 2. Groundwater 3. Both Surface and groundwater |
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Water resources is typically divide in three categories? |
1. Supply ( rainfall, lakes, rivers, groundwater, etc..)
2. Excess ( after use )
3. Quality is beyond the scope of this class. |
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Water Resources of the World? |
1. Difficulty of maintaining Fresh, Clean drinking water.
2. World water sources (97.5%) |
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Estimated water use by human activity in 2000? |
1. Agriculture - 62.2% (withdrawal) & 86.2% (consumed)
2. Industry - 24.7% (W) 24.0% (C)
3. Municipal Supply - 8.5% (W) & 2.2% (C)
4. Reservoirs - 4.2% (W) & 2.2%(C) |
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Major water use in U.S |
1. Domestic use; drinking, washing, sanitation, gardening, etc..
2. Comercial use; restaurants, hotels, offices, universities, etc..
3. Irrigation,
4. Livestock
5. Mining
6. Public use; fire fighting, street washing, etc..
7. Rural use; domestic and livestock
8. Thermoelectric power use; power generation. |
