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2018 Globe at Night

2018 Globe at Night Thumbnail

An important part of solving the problem of light pollution is to have a thorough understanding of its magnitude. A great way to do that is to measure the brightness of the night sky. Thankfully, [...]

First International Dark-Sky Reserve In The U.S. Designated Thumbnail

An area spanning more than 3,600 square kilometers (1,400 square miles) in central Idaho, U.S., has been designated as the nation’s first International Dark Sky Reserve. IDA today announced the accreditation of the Central Idaho…
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IDA 2017 Annual General Meeting Highlights Thumbnail

The 2017 Annual General Meeting in Boston brought IDA supporters, members, and chapter leaders together with more than 40 speakers from around the world. Experts, advocates, artists, and night sky enthusiasts of all stripes shared…
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Exploring the Night: Winter Fundraising Campaign Thumbnail

  Give Now   While many folks enjoy spending winter’s chilly nighttime hours indoors, huddled around a cozy fire, the longer evenings of the season also provide extra opportunities for us all to explore the…
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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…
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Big Bend Ranch State Park Named World’s Newest International Dark Sky Park Thumbnail

The Texas Parks and Wildlife Department and IDA are proud to announce that Big Bend Ranch State Park (BBRSP) has been designated as an International Dark Sky Park. It is the fourth Texas State Park…
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Obed Wild and Scenic River Becomes an IDA International Dark Sky Park Thumbnail

The National Park Service and IDA are pleased to announce that Obed Wild & Scenic River (WSR) in Tennessee, U.S., has been designated an International Dark Sky Park. With this designation, Obed WSR is now…
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City of Ketchum Earns First International Dark Sky Community Designation in Idaho Thumbnail

The City of Ketchum, Idaho (U.S.) has officially been designated as an International Dark Sky Community by the international organization dedicated to reducing light pollution and preserving night skies. IDA announced its decision to certify…
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Headlands International Dark Sky Park Protects Night Skies and the Human Imagination Thumbnail

Headlands International Dark Sky Park has been recognized with the 2017 International Dark Sky Place of the Year Award. Like all Dark Sky Places designated by the International Dark-Sky Association,  Headlands International Dark Sky Park…
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Bird Migration Dramatically Altered by High-intensity Urban Light Installation Thumbnail

By: Meg Schader for the International Dark-Sky Association Tribute in Light in New York City projects two beams of light into the sky as an annual memorial to the victims of 9/11. The tribute also…
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Reclaiming the Night: Policy and Technology as Tools of Change Thumbnail

Register now! Early-bird Registration has been extended through October 14, 2017. The IDA membership gathers annually to share new ideas and a mutual passion for dark skies. When engineers, designers, planners, architects, astronomers, and dark…
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