1. Pian's grandfather was a civil engineer who worked on the early stages of the Yangtze River Three Gorges dam project.
2. In 1974, the commune leader decided to build a dam across a river in a valley.
3. The flood in Jilin province has also ripped 12 dredges from anchors, threatening to destroy a major dam in the lower reaches of the Songhua River.
4. Wang is investigating the public participation in EIA in Southwest China's Yunnan Province, where a dam is planned to be built on Nujiang River.
5. Flocculent has been dumped into a dam on the Longjiang River in order to promote the flocculation of the pollutants.
6. A worker cleans waste from a river near the Three Gorges Dam in Chongqing in this file photo.
7. Villagers build a makeshift dam to stop the leaked oil sludge from flowing further into the Luohe River on Thursday.