Donate Join

Contact Your Elected Official to Fight Against Blue-Rich LED Street Lighting

Contact Your Elected Official to Fight Against Blue-Rich LED Street Lighting Thumbnail

Many cities across the globe are replacing their older street lights with newer LED technology. Specifically, with the blue-rich white LED (light-emitting diode) lighting. While many praise the LED conversions as a money saving and… Read More

Two Newly Named National Monument’s a Wonderful End-of-Year Gift to Us All

Two Newly Named National Monument’s a Wonderful End-of-Year Gift to Us All Thumbnail

IDA is ending 2016 with the wonderful news of President Obama's designation of two new national monuments - one in Utah and one in Nevada - setting aside an additional 1.65 million acres into the… Read More

Call to Action! Contact Chicago’s Administration to Demand a Responsible Outdoor Lighting Plan

Call to Action! Contact Chicago’s Administration to Demand a Responsible Outdoor Lighting Plan Thumbnail

IDA's Executive Director, Scott Feierabend has sent an urgent letter to Chicago's Mayor, Rahm Emanuel's regarding the proposed outdoor lighting plan. This letter urges Emanuel and his Administration to choose a safe, responsible outdoor lighting… Read More

Why is Blue Light at Night Bad?

Why is Blue Light at Night Bad? Thumbnail

The Harvard Health Publications article, "Blue light has a dark side," describes artificial lighting that emits the blue color spectrum light throws off the body's circadian rhythm off balance. While not all colors have the same negative… Read More

“Saving the Desert’s Dark Skies”; A Sixth Grader’s Poem Defending the Night Skies

Stars and the Milky Way above a hillside of Saguaro cactus east of Peridot, Arizona.

Recently, IDA received an email with a poem written by Xander Clinkingbeard, a sixth grader in Tucson, AZ. Following a presentation he watched at the Arizona-Sonoran Desert Museum put on by Tucson's IDA chapter members… Read More

5 Ways to Celebrate Dark Sky Week!

5 Ways to Celebrate Dark Sky Week! Thumbnail

1. During International Dark Sky Week, get together with friends and family and go outside at night. A lot of us don’t take the opportunity to experience the nighttime environment. Go out side, look up… Read More

Dark Skies Over the Bears Ears

Dark Skies Over the Bears Ears Thumbnail

Guest Post by Stewart Aitchison Most of the proposed 1.9 million-acre Bears Ears National Monument in southeastern Utah is blessed with extraordinary dark skies. For at least 12,000 years, from paleo-hunter/gatherers to modern farmers, ranchers… Read More

Take Action: Protect The ‘Bears Ears’ of Southern Utah

Take Action: Protect The ‘Bears Ears’ of Southern Utah Thumbnail

Large stretches of U.S. territory that still experience natural nighttime darkness are now few in number, and they shrink every year due to encroaching development. You can help save the dark night skies over one… Read More

Be Part of the Global Debate On LEDs

Light pollution in New York City. Photo by Jim Richardson.

For the past five years, IDA has sounded the alarm about the environmental and health impacts of blue-rich white light-emitting diode (LED) street lighting that is replacing older technologies in cities across the globe. Recently… Read More

Act Now to Preserve the Grand Canyon Area Night Skies

Act Now to Preserve the Grand Canyon Area Night Skies Thumbnail

We need your help! You've probably heard the exciting news that Grand Canyon National Park has been designated a Dark Sky Park! Well, right now there is a rare opportunity to extend night sky protections to… Read More