The livestock sector is probably the largest source of water pollution, contributing to eutrophication, 'dead' zones in coastal areas and degradation of coral reefs.
畜牧业很可能是水污染的最大来源，造成富营养化、沿海地区出现“死区”和珊瑚礁退化。
The water quality of Miyun reservoir is at medium-eutrophication situation, which is mainly caused by the non-point source pollution (NPS) in the watershed.
目前水质处于中等富营养化程度，非点源是主要污染来源，土地利用则是影响非点源的主要因素。
Therefore, it may turn into a potential source for the eutrophication in near shore water.
因此，可能成为近岸水体富营养化的潜在威胁。
Therefore, it may turn into a potential source for the eutrophication in near shore water.
因此，可能成为近岸水体富营养化的潜在威胁。
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