pollution nuisance

例句：

1. 1. Air pollution is a major cause of respiratory diseases.
   空气污染是导致呼吸系统疾病的主要原因。
2. 2. The factory's wastewater discharge is considered a form of pollution.
   该工厂的废水排放被认为是一种污染形式。
3. 3.The government has taken measures to reduce air pollution in the city.
   政府已经采取措施来减少城市中的空气污染。