Meaning of the word "light pollution" in English

What does "light pollution" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

light pollution

US /ˈlaɪt pəˌluː.ʃən/
UK /ˈlaɪt pəˌluː.ʃən/
"light pollution" picture

Noun

the presence of unwanted, inappropriate, or excessive artificial lighting

Example:
Light pollution makes it difficult to see stars in the city.
Many observatories are located far from cities to avoid light pollution.