Combining with domestic water resource status,starting from aspects of organic substance,inorganic substance,toxic substance and eutrophication,the paper describes water pollution categories and origins,and puts forward some water pollution preventing suggestions in light of problems existing in domestic water pollution preventing laws and fundamental problems.%结合我国水资源的现状,从有机物、无机物、有毒物、富营养化等方面,阐述了水污染的种类与来源,并针对我国水污染防治在法律和基础设施方面存在的问题,提出了一些水污染防治建议.
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