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The Human Environment Includes Orbital Space

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By Ruskin Hartley, Executive Director Protecting the night from light pollution for all living things requires bold action. Today, we call on the White House Council on Environmental Quality, and all who value the dark… Read more

What Does Lettuce Have To Do With My Night Sky?

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by John C. Barentine, Ph.D. Director of Public Policy Residents of cities in towns in North America and Europe increasingly report strange glows in the night sky. Arizonans see their skies light up bright purple… Read more

Mexico’s Environmental Law Will Now Include Regulation of Light Pollution

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by John C. Barentine, Ph.D. Director of Public Policy and Amanda Gormley Director of Communication The Senate of Mexico unanimously endorsed legislation that classifies light pollution as a form of environmental pollution this November. The… Read more

NIGHTS OVER TUCSON: How the Tucson, Arizona, LED Conversion Improved the Quality of the Night

NIGHTS OVER TUCSON: How the Tucson, Arizona, LED Conversion Improved the Quality of the Night Thumbnail

Can a lighting retrofit in a growing metropolitan city save energy, maintain safety standards, and protect the starry night sky? __ Tucson, Arizona, is a major metropolitan city in the southwest United States. The city… Read more

Sahuarita Town Council Receives Certificate of Recognition from International Dark-Sky Association

Sahuarita Town Council Receives Certificate of Recognition from International Dark-Sky Association Thumbnail

Sahuarita, AZ – The Sahuarita Town Council was recognized yesterday evening by the International Dark-Sky Association (IDA) for Innovation in Lighting for the sports field lighting installation at the Quail Creek-Veterans Municipal Park. In 2015… Read more

From Shielding to Building Codes: Leo Smith is a S.T.A.R.

From Shielding to Building Codes: Leo Smith is a S.T.A.R. Thumbnail

Each month IDA features an IDA advocate from the worldwide network of volunteers who are working to protect the night.  We call them our S.T.A.R.s (Super Talented Advocacy Reports)  Leo Smith, Chair of the IDA… Read more

Response to SpaceX Starlink Low Earth Orbit Satellite Constellation

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Tucson, AZ – On May 23, 2019, the spacecraft company, SpaceX launched a group of sixty satellites into low Earth orbit (LEO). Due to their reflective solar panels and other metal surfaces, the satellites are… 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

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

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

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