Light pollution may be erasing millions of dollars in value at US dark-sky parks
via space.com
Short excerpt below. Read at the original source.
Every year, millions of people travel to remote, protected “dark-sky parks” in search of experiences that depend on true darkness — photographing the Milky Way’s heart arcing overhead, observing nocturnal wildlife in its natural rhythm, or simply standing beneath an ink-black sea of stars unblurred by artificial light. Scientists have long warned that rising levels […]