The article gives a brief introduction of worldwide underground water pollution by arsenic and points out main types of worldwide arsenic polluted water system, content variation of arsenic pollution and its pollution sources.

• 阐述世界地下水源砷污染的概况,从砷污染的地质-地球化学特征的分析,指出世界砷污染水体的主要类型、污染的含量变化特征及对应的砷污染源属性。