Fish ecosystem on Yangtze 'on verge of collapse'
Landscape changes since 2005 along the banks of the Chishui River, a tributary of the Yangtze River, suggest the grave effects of human activity on the ecosystem of China's longest river. Photo by Wang Lei / for China Daily |
Human activity along the upper reaches of the Yangtze River - such as building hydropower stations and excessive fishing - has pushed its aquatic ecosystem to the verge of collapse, a report released on Thursday warns.
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