Dams, dykes, and levees are built to control the flow of water.
The Chinese have built dams to prevent flooding.
Dam
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They built a dam to prevent flooding and saved lives.
The Thames Barrier was built to prevent London from flooding at a very high tide.
A levee is a high wide wall built along the banks of a river to prevent flooding by containing the water within the river channel.
The Three Gorges Dam
The NetherlandsWatersnoodramp: 'the flood disaster' of 1953
A wall built to prevent flooding is typically called a flood barrier or a flood defense wall. These walls are designed to hold back rising water levels and protect properties and infrastructure from flood damage.
A high bank of soil along a river to prevent flooding is called a levee. Levees are built to contain the river within its channel and prevent water from flowing into surrounding areas during periods of high water levels. They help reduce the risk of flooding in adjacent communities.
levees are used to prevent flooding of a river to the adjoing country-basically prevent flooding.
A natural barrier made of molten rock as it cools is called a lava dam, formed by solidified lava flows. An artificial barrier built to prevent flooding is called a levee, which is a raised embankment constructed along the banks of rivers or lakes to contain or divert floodwaters.