"Dark skies" refer to nighttime environments that are free from artificial light pollution, allowing for an unobstructed view of stars, planets, and the Milky Way. Once a universal human experience, natural darkness is now a rare resource; over 80% of the world’s population lives under light-polluted skies, and one-third of humanity can no longer see the Milky Way from home. The Importance of Dark Skies
Preserving darkness is critical for several environmental and biological reasons: The Importance of Dark Skies - Holiday River Expeditions Dark Skies