Hydropower

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Hydropower
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Water Cycle
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Gravitational Energy
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Harnessing Water Power
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Worlds First Hydropower Plant
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U.S. Electricity Production 2008-2009
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Top Hydropower Producing States- 2009
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Advantages

• Renewable Energy
• Clean Energy Source
• Domestic Energy Source
• Generally Available As Needed
• Provides Recreational Opportunities
• Water Supply and Flood Control

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Power Plant Efficiency
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Coal vs. Hydro Kinetic Energy Conversion

• 35

• 95

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Possible Environmental Impacts

• Fish Population
• Quality and Flow of Water
• Ecosystems of Rivers and Streams

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Other Disadvantages

• Drought
• Impact on Local Environment and Land Use
• Preservation Concerns

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For More Information

• The NEED Project
• www.need.org
• Energy Information Administration
• U.S. Department of Energy
• www.eia.doe.gov