The heavy folld disaster in the north of Fujina is a component part of heavy flood disaster in the Yangtze River basin and the southern area of the Yangtze River, that usually occur in the same year.

The prediction of the "98.6" catastrophic flood process of Wuzhou of the Xijiang river;

The paper lists the existing problems and puts forward the treatment suggestions and the measures to be taken in accordance with the actual problems after hit by the catastrophic flood since the year 1988 in Nanning City as well as through the analysis of the present situations.

This theory and prediction method revealing the essence and crux of appearance about catastrophic flood have been successfully used many times, for Yellow River in 1967,1981 and 1982 and for Yangtze River in 1981,1996.

Review of extreme flood of August 2002 in Europe;

The waste water drainage strategy,experience and lessons in proper city of Jiamusi during 1998’s extreme flood were discussed.

Holocene extraordinary flood of Qinhe River and its recurrence interval;

This paper analyzed the disaster condition and the causes of the extraordinary flood on June 1994 in Xiangjiang valley.