Astronomers who live in big cities have for many years faced unfavorable conditions in their efforts to observe stars and other celestial bodies due to “Light Pollution” _ a brightening night sky that has obliterated the stars for much of the world’s population_ [1]. Astronomers were among the first to record the negative impacts of wasted lighting on scientific research, but for all of us, the adverse economic and environmental impacts of wasted energy are apparent in everything from the monthly electric bill to climate change.