floodplains by design: natural infrastructure for people and for nature kris johnson, phd 5/29/2013

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Floodplains by Design: natural infrastructure for people and for nature Kris Johnson, PhD 5/29/2013

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Floodplains by Design: natural infrastructure

for people and for nature

Kris Johnson, PhD 5/29/2013

Annual flood damages in U.S. 1903 – 2011

Source: NOAA

19031910191719241931193819451952195919661973198019871994200120080

5

10

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Annu

al F

lood

Dam

ages

(Bill

ions

)

Floodplains by DesignMeeting the Needs of People and Nature

Advancing floodplain protection and management

Floodplain MosaicFrequently flooded; natural vegetation and ecosystem services

Moderate flood frequency: flood-compatible agriculture

Rarely flooded: agriculture with compensation mechanisms

Managed wetlands to provide benefits from frequent inundation and to improve water quality

Otter Creek, Vermont

Charles River, Massachusetts

Fisher Slough, Puget Sound

Connecticut River Basin