新疆叶尔羌河冰川突发性洪水成因调查与分析

1984年8月30日新疆叶尔羌河爆发特大洪水, 仅沿河水利工程损失50余万元, 抢修费达30万元。该河在解放以来, 曾先后有15次突发性洪水灾害。为此, 1985年4月至1987年, 新疆水利厅、中科院冰川所等单位组织了联合科考队伍, 首次赴该河的源头, 探索洪水的奥密。初步查明洪水来自源头时现代冰川区, 是由于冰川前进阻塞河道, 形成冰坝湖、堰塞湖, 其溃决酿成大洪水所致。

The contributing factor investigation and analysis of glaciologicae sudden flood in Yeerqiang River in Xinjiang

There was a catestrophic flood in Yeerqiang river of Xinjiang in Aug.30,1984, which lost about 500000 yuan on damage water conservancy projects along the river and cost 300000 yuan for rush repairing. Since 1949, there had been carried out in th source of the river by a united team of department of water conservancy of Xinjiang and Institute of Glaciology and Geocryology, Academia Sinica etc. It was found that the flood, coming from the modern glacier area of the source, was caused by breaking of ice-dam and coffer-dam lakes formed by blocking of river with glacier movement.