镇雄县煤矿废水未经处理或只经过简单的沉淀处理直接外排，造成惨重后果。
The wastewater from the coal mine in Zhenxiong discharged without any treatment or only treated simply has caused serious environmental problems.
镇雄县境内赤水河流域随着社会经济的展开，受到人为活动的干扰而发作变化。
Within the Red River Valley Zhenxiong As social and economic development, interference by human activities change.
镇雄县境内赤水河流域随着社会经济的展开，受到人为活动的干扰而发作变化。
Within the Red River Valley Zhenxiong As social and economic development, interference by human activities change.
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