河川污染 meaning in English

pollution of stream

The executive yuan has organized a plan to address the problem of water pollution . it plans to establish sewage systems in the 12 most polluted areas , which are home to more than 12 million people . this nt 43 . 1 billion us 1 . 3 billion project hopes to bring the habitants in these areas fresh drinking water in seven years time
针对水污染的问题，行政院也计划拨放四百三十一亿元的经费进行改善，行政院方面将在十二处重度河川污染地区兴建地下污水处理系统，等这个计画在七年后完工，高达一千二百万人的饮水问题将可望获得部分纾解。