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Call for Content for 2019 AGM

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ABOUT THE 2019 AGM AND CONFERENCE The 2019 Annual General Meeting and Conference will showcase lessons and skills from the network of people working to protect the natural nighttime environment around the world. From first… Read more

Remembering Thomas Posch

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The light pollution research community lost a remarkable young scholar last week with the untimely death of Dr. Thomas Posch. In addition to his work in light pollution, he is remembered for his research on… Read more

“Radiance Light Trends” Shows Changes in Earth’s Light Emissions

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Many scientific datasets from satellites are in principle available for free, but that doesn’t mean that they are actually accessible to the wider public. A new web application aims to change that, at least for… Read more

The European Union Adopts New Guidance On Roadway Lighting Installations

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by John C. Barentine, Ph.D. IDA Director of Public Policy When white light-emitting diode (LED) technology appeared on the outdoor lighting market late in the last decade, the world was on the edge of economic… Read more

France Adopts National Light Pollution Policy Among Most Progressive In The World

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by John Barentine, IDA Director of Public Policy A new law came into effect in France on the first day of 2019 that sets an important standard in western Europe for the protection of nighttime… Read more

IDA Urges Decision-Makers in China Consider Cost-Effective Alternatives to “Artificial Moon”

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According to recent media reports, China’s Chengdu, a city in the Sichuan province, has announced plans for an experimental “artificial moon” to be launched in 2020, with two additional satellite launches slated for 2022. The… Read more

Croatia Set To Enact One Of The World’s Most Advanced National Light Pollution Laws

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by John Barentine Director of Public Policy A proposed country-wide law in Croatia would conform to IDA’s endorsed best practices, including requirements concerning both shielding and color temperature of outdoor lighting. The law is also… Read more

International Dark-Sky Association Establishes Ohio Chapter

The International Dark-Sky Association welcomes a new chapter in Ohio U.S. to support efforts that protect the nighttime environment from light pollution across the state of Ohio.  Light pollution–defined as the inappropriate use of artificial… Read more

World’s Newest International Dark Sky Reserve Is Largest In Europe

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Dark night skies remain accessible over southeastern France, thanks to efforts undertaken by a region of the country described by National Geographic as “classic landscape of traditional French life”. In recognition, Cévennes National Park has been… Read more

Kanab, Utah Preserves View of the Stars with Outdoor Lighting Ordinance

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On June 26, 2018, after a two-year citizen-led effort, the Kanab City Council enacted an outdoor lighting ordinance to protect the natural darkness that makes Kane County, Utah, a great place to see stars. Residents… Read more

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