近年来淮河干流区水质变化及原因分析

频繁的水旱灾害和严重的水污染是治理淮河的两大难题,入洪泽湖口以上的淮河干流区尤其突出。通过分析近年来淮河干流区的水质情况,对淮河治理存在的问题进行了总结,从总体上看,淮河流域的水污染仍十分严重,防污治污工作任重而道远。

Water Quality and Reason Analysis in the Area of the Main Stream of Huaihe River in Recent Years

Frequent floods and droughts and serious water pollution are two major difficult problems of controlling Huaihe River,It is especially more serious in the area of main stream of Huaihe River,which is at the upper reaches of the entrance to Hongze Lake.This article mainly analyses water quality in the area of the main stream of Huaihe River in recent years.At first,the nature and water environment background of the Huaihe River basin is briefly introduced,and then the temporal and spatial variation tendency and reason of the water quality in the area of the main stream is analyzed,finally the author summarizes the existing problem to manage the Huaihe River.