The sky is a text, our original screen.

The author reflects on nocturnal darkness and how the night sky anchors history, culture and knowledge. She talks about the use of artificial street lighting to facilitate nighttime policing and surveillance. She considers the nocturnal darkness as a relief from anxiety and overexposure. She discusses the role of humanity and urbanization in the pollution of land, air, water and the sky, as well as the environmental movement toward the preservation of the wilderness and un-peopled places.