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DEFINITION
Natural formed levees: they are ridges of land
formed alongside a river after many incidents of
flooding
Man made levees: they are river embankments
often made from concrete and sandbags can be
added for strength
Millport Slough, Siletz Estuary, Oregon, USA…read more

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HOW ARE THEY FORMED?…read more

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PROBLEMS THAT CAN BE CAUSED
Levees stop people from getting to the river, for
example fishermen can't take their boats there
If the river floods above the height of the levee
then the water gets trapped on the other side…read more

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