"It's the same thing every time. When they built the Shihmen Reservoir on the upper Tanshui River, the coastline downstream at Pali began receding immediately," says Hsu Shih-hsiung, director of the Water Conservancy Bureau department responsible for water conservancy engineering in the Greater Taipei area. Wherever a dam is built upstream, the downstream coast suffers the same fate.
「都一樣啦，淡水河上游石門水庫一做，下游八里海岸就已開始在後退」，水利局主管大台北地區水利工程的處長許時雄說，只要上游有水庫，下游海岸就有相同的命運。