light pollution
noun [ U ] environment uk/ˈlaɪt pəˌluː.ʃən/ us/ˈlaɪt pəˌluː.ʃən/
光污染
unwanted artificial light that has a negative effect on the environment
Light pollution has changed the way we see the sky. 光污染已经改变了我们看天空的方式。
Outdoor lighting will be controlled to reduce light pollution.
- More examples
- Many amateur astronomers around the globe face the problem of light pollution.
- There is little cloud in the sky and light pollution is low.
- In those days, there was no big city light pollution.
- Town planners need to be more sensitive to light pollution issues.
- Light pollution tends to wash out the less bright stars.