To investigate the influence of river pollution on environment,especially formation of acid rain. [Methods] The contents of H2S,SO2 and NH3 in the sediments of river in Guangzhou were determined.

• 探讨河网严重污染后对环境的影响,尤其是对酸雨形成的影响。[方法]以广州市河网为例,通过测定河网受严重污染后水体沉积物中H2S、SO2、NH3的排放量,同时对当地的酸雨进行监测。