How Do Light Pollution Break Monarch Butterflies' Circadian Clocks?

The article I read (only summary): https://www.sciencedirect.com/science/article/pii/S2589004222005818

The article is about how light pollution breaks monarch butterflies' circadian clocks. Monarch butterflies think that street lights and other non-natural lights are sunlight. Scientists had done the research and found out this. When the scientists close the lights in the lab, the monarch butterflies will go to sleep, but when the scientists turn the lights on, the monarch butterflies will immediately fly.

The picture I had made about the article: