Research at Ban Sanpong,Sanpathong,Chiengmai
1980-1981 Concrete dams began to be built during the early 1980s. The picture shows the Maewang River, on which 11 dams were built. The third dam, known as Khunkhong, is near Sanpong village.
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1980-1981 Concrete dams began to be built during the early 1980s. The picture shows the Maewang River, on which 11 dams were built. The third dam, known as Khunkhong, is near Sanpong village.
1980-1981 The floodgates of the Khunkhong dam.
1980-1981 A waterspout across an irrigation channel
1980-1981 Villagers use coconut trees in order to control the water in the irrigation channels. Lifting the trees slows the flow of water.
1980-1981 Villagers use coconut tree to build the irrigation channel.
1980-1981 Villagers use coconut tree to build the irrigation channel.
1980-1981 Villagers use coconut tree to build the irrigation channel.
1980-1981 Villagers building an irrigation channel.