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1996年黄河流域地面水环境质量年报表明,黄河干流水质状况与1995年相比,污染程度有所减轻,而支流汾河、渭河、洛河下游、大汶河等污染严重。黄河水质污染已成为制约黄河流域经济发展的不利因素。1996年度评价范围包括黄河干流和主要支流64个评价河段,总评价河长7064.7km,其
The annual report of surface water environmental quality of the Yellow River Basin in 1996 shows that the water quality of the mainstream of the Yellow River has been reduced as compared with that in 1995, while the tributaries such as the Fen River, the Weihe River, the Lower Luo River and Dawenhe River have been seriously polluted. Yellow River water pollution has become a negative factor restricting the economic development of the Yellow River Basin. The scope of evaluation in 1996 included 64 evaluation sections of the mainstream of the Yellow River and major tributaries, with a total evaluation of 7064.7km of river length