Flooding is one of the natural attributes of rivers.This paper discusses the important role of flooding on flood plain areas, and analyses the PRED problem in floodplain areas in China.

• 本文论述了洪泛作用对洪泛区的景观维系和水资源可持续利用的重要意义及我国洪泛区可持续发展面临的主要问题。