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Unformatted text preview: Engineering barriers: Levee augmentation Channelization River-channel restoration • Flood insurance • Flood-proofing Flood • With an increase in velocity, the enlarged channel is now able to accommodate the increased flood discharge and carry a greater load. • As discharge falls, the stream is unable to transport as much sediment. – At the end of the flood it returns to its pre-flood dimensions. Adjustments to flood hazards: • Floodplain regulation: Obtaining the most beneficial use of floodplains Flood-hazard mapping Floodplain zoning • Government buyout and relocating people from floodplain • Personal adjustments Perception of flooding: • Individual level: Variable • Local and state level: Mitigation plans • Federal government level Mapping of flood-prone areas Floodplain management plans Public outreach...
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- Winter '09
- Geology, River, flood hazards, Floodplain zoning Government, increased flood discharge, floodplain Personal adjustments, Floodplain management plans