Light pollution occurs when there is an excess of artificial light, causing the natural night sky to be drowned out completely. Here we can see a visual representation of the light pollution in the United States. As we can see, more populated areas cause a lot of the light pollution, but so does the South.
It’s always interesting to see how population numbers change, and as of late, there has been a trend towards increased populations around the globe. This map shows the distribution of the increase in population in the United States. The East coast is certainly contributing a lot in this area.