Is still a string the night sky is an ever rarest sight for most people on the planet the night looks more like this. Week humans can shield us selves from too much artificial light. That sounds and animals especially insects are defenseless against Light Pollution we meet someone whos trying to help them the 1st night Protection Officer in a german city. On this autumn evening sabina frank goes out looking for sources of Light Pollution in her home studio folder in central germany she discovers a brightly illuminated plane tree on the university campus. This gets me reading annoyed people forget that trees have a biological rhythm to. The one in the light still has all its leaves while the one next to it is bad some call that. Too much artificial light has convinced the tree its still summer now frank is germanys 1st socalled night Protection Officer she goes around with a light meter measuring and recording the outdoor illumination 5 locks is the minimum intensity required here for s