Lake pollution and eutrophication is a severe environmental problem in China, and non-point pollution is one of the main reasons.
湖泊污染和富营养化在中国是一个严重的问题，而农田面源污染是湖泊污染的主要原因之一。
Overuse of fertilizer and pesticides has in many areas stripped the soil of nutrients or made it too acidic, as well as contributing to river and lake pollution.
在许多地区，化肥与农药的过度使用已经造成土壤营养成分流失、过度酸化，而且污染了河流与湖水。
The lake is now about one-third of its former size, wafting a lingering odour from the pollution and ubiquitous rubbish strewn along the narrowing lakeshore.
这个湖现在大概只有以前的三分之一大，狭窄的湖岸上到处都是垃圾，污染物发出的臭气弥久不散。
Lake Champlain also has the same kinds of environmental problems, including pollution and nonnative sea life, as the Great Lakes.
VOA: special.2009.01.05
Houseboats also contribute to the lake's pollution and the development authority says they should install small sewage systems.
VOA: standard.2009.12.16
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