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What are the main physical features of the upper Mekong River delta?
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Mekong River
The Irrawaddy and Mekong river basins and their drainage networks.
The upper section of the Mekong River delta, located above Chau Doc, is characterized by strong natural levees. These are embankments formed on either side of the river by the accumulation of silt deposits. Behind these levees, the landscape consists of low, wide depressions.1