Stagnant water in the river, swamp, swamp, or stubs, but geological conditions with a landscape you wave. Some soil and sandy soil surface does not absorb water. When the rain water will flow into the river quickly. Which may cause flooding in low.So often drought occurrence may, in general, the development of water on the ground surface can be done by creating a dam and reservoir dredging Kut and dig storage tank water. The bottom with a sheet of plastic. Other materials that flow of water.
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