![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: Annamarie Schaecher
![](https://darksky.org/app/uploads/2020/03/Earth-from-Space-istock-scaled-1440x810.jpg)
It’s Earth Day! Is your home lighting nature, neighbor and night sky friendly?
Outdoor Lighting
What better way to celebrate Earth Day (and Night!) than by making your home dark sky friendly?
![Responsible outdoor lighting is: 1. Useful, 2. Targeted, 3. Low Level, 4. Controlled, and 5. Warm-Colored](https://darksky.org/app/uploads/2023/08/Five-Lighting-Principles-08-2023.png)
Joining forces to protect the night from light pollution
Press release
![](https://darksky.org/app/uploads/2020/03/hero-Night-Sky-Family-Activities.jpg)