Tongji Dam in Lishui has irrigated fields for more than 1,500 years — ECNS
According to ECNS, the Tongji Dam in Lishui has irrigated vast areas of agricultural land for more than 1,500 years while also holding back floods. The report notes that the structure operates without steel, concrete, or electricity.
Dam design
The dam has a curved shape that helps tame the water. Its hydraulic system was designed to interact with nature. Operating rules carved into stone have helped preserve knowledge of how the structure works for centuries.
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Irrigation and painting
ECNS calls Tongji a World Heritage Irrigation Structure. It continues to supply water to fertile fields today. The ecological wisdom of this system also inspired the distinctive “Lishui Barbizon” school of painting.
The publication describes the dam as evidence of ancient ecological ingenuity. According to ECNS, its principles reflect harmony between human activity and nature.
