Natural darkness is a big issue in the world. As light begins to pollute the Earth, we lose time from the natural darkness at night. Bogard listed 3 reasons why we should conserve our natural darkness. Bogard starts his argument about the natural darkness when he talks about how it has an effect on human beings. He says that the natural darkness helps the body produce melatonin. Melatonin helps keep the body free of cancer and healthy. It also helps our body not have diabetes, obesity, cardiovascular disease or depression. These are cause by sleeping disoreders which are linked to the blue light from electronics. Next, he explains that reptiles an animals need the natural darkness because some of them are nocturnal. certain animals only
