light pollution

例句：

1. 1.Light pollution is a growing concern for many cities, as it can affect the health of their residents.
   光污染是许多城市日益关注的问题，因为它可能影响居民的健康。
2. 2.The city government has implemented measures to reduce light pollution in order to improve air quality.
   市政府已经采取措施减少光污染，以改善空气质量。
3. 3.Light pollution is also a major contributor to sleep disturbances, affecting millions of people worldwide.
   光污染也是导致睡眠障碍的主要原因，影响到全球数百万人。