Chapter 4
Natural and Environmental Resources
Located in the Min River in Sichuan province, Dujiangyan is an irrigation infrastructure built by the State of Qin in 256 BC during the Warring States Period. Unlike contemporary dams where water is blocked with a huge wall, Dujiangyan is composed of a small artificial levee to redirect a portion of the river’s flow and then to cut a channel through Mt. Yulei to discharge the excess water upon the dry Chengdu Plain beyond. The irrigation infrastructure is still in use today to irrigate over 5,300 square kilometers of land in the region. ...
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