The frequent flood and unreasonable land use deteriorate the land use risk problem in the flooded area of the lower reaches of the Weihe River, which cumbers the economy development of this area.

• 渭河下游洪泛区由于频繁的洪涝灾害和不合理的土地利用方式,使得土地风险问题日益突出,直接制约了渭河流域下游洪泛区的经济发展。