Tag: hydropower

China says research still needed before Nu River dammed

(March 8, 2011) In an apparent contradiction of national policy, General Secretary of Yunnan’s provincial Communist Party claims that the Nu River will not be dammed without further research. Is a schism emerging between the provincial and Central Party officials over the controversial dams?

Three Gorges Dam: trigger of severe earthquakes?

(March 2011) The giant structure located in China has already caused more than 3,400 (so far minor) earthquakes. Scientists are now warning that a much bigger disaster could be looming on the horizon. A study by seismologists at the China Earthquake Administration (formerly known as the China Seismological Bureau) indicates that the massive Three Gorges dam on the Yangtze River “significantly increased” seismic activity along the dam’s reservoir.

Danger Pent Up Behind Aging Dams

(February 21, 2011) Aging dams have become a growing problem in the United States, and a potential threat to downstream populations. Besides the perils of elderly infrastructure, putting off repairs due to belt-tightening in a time of recession can aggravate lurking dangers from internal erosion, over-topping, and earthquakes.