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Call for Abstracts for the 2018 Annual General Meeting

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Looking Up! 30-Years of Dark Sky Advocacy IDA’s 30th Annual General Meeting November 9-11, 2018 | Snowbird, Utah The International Dark-Sky Association is pleased to invite you to the 30th Annual General Meeting which will… Read More

Five Years of Satellite Images Show Global Light Pollution Increasing at a Rate of Two Percent Per Year

Five Years of Satellite Images Show Global Light Pollution Increasing at a Rate of Two Percent Per Year Thumbnail

Five years of advanced satellite images show that there is more artificial light at night across the globe, and that light at night is getting brighter. The rate of growth is approximately two percent each… Read More

Small Changes, Big Impact

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IDA approved Dark Sky Friendly fixtures light only the ground where light is needed. It’s a simple idea that saves energy and reduces skyglow to preserve our view of the night sky. A consumer-based lighting… Read More

International Dark Sky Week: 5 Ways to Support Dark Skies Right Now

The nighttime environment is a crucial natural resource for all life on Earth, but the glow of uncontrolled outdoor lighting has hidden the stars, radically changing the nighttime environment. International Dark Sky Week draws attention… Read More

SKYGLOW: Hunting the Dark

Pursued in collaboration with the International Dark-Sky Association, SKYGLOW explores the history and mythology of celestial observation and the Dark Sky Movement that’s fighting to reclaim the night skies.  There’s no such thing as a snapshot… Read More

5 Popular Myths About LED Streetlights

Streetlights on city street at night create glare making it hard to see.

The rapid changes in LED lighting technology have given rise to an LED retrofit revolution. Across the globe, municipalities are opting to switch out their older street lighting to new, more energy-efficient LEDs. Unfortunately, these… Read More