New Hampshire is part of the six-state New England region of the Northeastern United States. It is bounded by Quebec, Canada, to the north and northwest; Maine and the Gulf of Maine to the east; Massachusetts to the south; and Vermont to the west.
The answer is Light Pollution. Light pollution is typically caused in large cities.
It is know as Rhythmic layering
As I said in your other post/question on the same topic, you have to rephrase your question in order for us to help you. =)