water quality pollution

例句：

1. 1. The river is severely polluted due to industrial waste.
   由于工业废物，这条河严重污染。
2. 2. The government has implemented strict measures to reduce water quality pollution.
   政府已经实施了严格的措施来减少水质污染。
3. 3.The pollution of the water quality poses a serious threat to the ecosystem.
   水质污染对生态系统构成了严重威胁。