Tag: sediment

Mekong Delta loses half of silt to upstream dams: scientists

A soft shield of silt that took over 6,000 years to form and which protects the ‘rice bowl’ of Vietnam against intrusion from seawater, erosion and declining groundwater levels has been seriously stripped by Chinese dams on the Mekong River, say experts. Half of the river’s essential sediment is now trapped upstream and the delta may be in jeopardy of disappearing altogether. Thanh Nien News reports.

Three Gorges Dam crisis in slow motion

(June 11, 2011) Peter Lee takes a poignant and pithy look at the sordid history of the Three Gorges dam. From its questionable inception to the recent drought, Lee examines the government’s methodologies in dealing with critics and problems which come under fire as the Three Gorges faces its toughest challenges to date.

Dai Qing: On The Completion of the Three Gorges Project

(April 7, 2011) Dai Qing, Chinese investigative journalist and Probe International Fellow, delivered the following speech about the Three Gorges Dam project in November 2010 while on a speaking tour in British Columbia, Canada. In her address, she reports that the problems predicted by dam critics published in her books, “Yangtze! Yangtze!” and “The River Dragon Has Come!,” are now coming true.

Water brief: Three Gorges Dam

(January 1, 2009) In The World’s Water 2008-2009, the Pacific Institute’s Dr. Gleick examines the usual anticipated benefits of the Three Gorges Dam: power, navigation and flood control and the growing list of problems — serious impacts on fisheries, coastal erosion due to vastly lower sediment flow in the Yangtze, landslides, earthquakes and social unrest due to the displacement of millions of people.