How a small town in the U.S. came to endorse the Five Principles for Responsible Outdoor Lighting News
Minami-Rokuroshi in Ono City certified as Japan’s first Urban Night Sky Place International Dark Sky Places
New study highlights the need for urgent action to reverse runaway light pollution News To read this post in Spanish, click here. (Para leer esta publicación en español, haga clic aquí.) A new …
Light Monitor Grant Program Get involved We are pleased to announce the rollout of our new pilot Light Monitor Grant Program. By partnering with Asterion, …
Scientific research into light pollution What we do Light at night and the various forms of light pollution have measurable effects on humans, nighttime ecosystems, and more. …
Measuring light pollution Get involved Solving light pollution requires measuring the brightness of the night sky. Learn how — become a community scientist!