![Works change a street light in the dark sky community of Prestegne, Wales.](https://darksky.org/app/uploads/2024/01/8-Lighting-Tests-1440x700.jpg)
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Author: Lauren Scorzafava
![](https://darksky.org/app/uploads/2020/09/IDA_Erik-Fremstad-scaled-1440x762.jpg)
Boundary Waters Canoe Area Wilderness Named the Largest Dark Sky Sanctuary
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![](https://darksky.org/app/uploads/2020/09/Turn-off-excess-lighting-w_Logo-FB-2-1440x1207.png)
What You Should Know About Bird Migration and Light Pollution
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![](https://darksky.org/app/uploads/2020/08/Final-AGM-2020-Graphic.png)
Register Now for the 2020 Annual General Meeting and Conference!
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Save the Date: IDA 2020 Annual General Meeting and Conference
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![Megan Eaves](https://darksky.org/app/uploads/2020/08/fi-Megan-Eaves.jpg)