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@ぺ没人疼、没人爱╝ That’s led to factory shutdowns as soaring demand from air conditioners collides with the constraints of a provincial grid that depends on dams for four-fifths of its electricity.The hydro potential of the Yangtze and its sister rivers originating in the Tibetan Plateau is crucial to the future of Asia. Nearly half of humanity lives in countries dependent on the vast rivers fed by the glaciers and snowpack of the plateau and Himalayan mountains. It’s hotly debated how that frozen store of water will fare as the climate warms – but this year’s events in Sichuan, in southwestern China, show that even a change in rainfall conditions downstream can affect output from major dams.一般人写不出这水平