+ Coordination works sweet and salty store on the Vam Grass to solve the flooding, North Korea by increasing the ability to escape the flood through the drain and prevent the peak tide.+ Central Dong Thap Muoi, flood storage, slow the flood according to the steps of the exit shaft flood channels are made in the period ahead. When there is a drain on the River will increase the storage capacity of the grass Vam sweet, salt intrusion limit and increase the ability to escape the flood.
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