![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)
111 results for
Search Results for blue light pollution
![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)
Five Principles for Responsible Outdoor Lighting
Resources
![](https://darksky.org/app/uploads/2020/05/Sanchez-de-Miguel-A.jpeg)
New Research Strengthens Ability to Monitor Light Pollution From Orbit
News
![](https://darksky.org/app/uploads/2019/07/16026201013_43f35c377c_k.jpeg)
Light Pollution and the Beginner Astronomer
Astronomy
![](https://darksky.org/app/uploads/2019/02/Old-Fritz-Abhijeet-Rane.jpg)
The European Union Adopts New Guidance On Roadway Lighting Installations
LEDs
![](https://darksky.org/app/uploads/2019/01/pollinators-macgregor.jpg)
Pollinators: switch street lights off at midnight to help moths and nocturnal wildlife
Light Pollution
![](https://darksky.org/app/uploads/2019/01/paris-night-Benh-Lieu-Song.jpg)
France Adopts National Light Pollution Policy Among Most Progressive In The World
News
by John Barentine, IDA Director of Public Policy A new law came into effect in France on the first …
![](https://darksky.org/app/uploads/2018/10/Zrće_stack_mala.jpg)
Croatia Set To Enact One Of The World’s Most Advanced National Light Pollution Laws
Uncategorized
![](https://darksky.org/app/uploads/2018/06/europe.png)
Study Links Artificial Light at Night and Cancer Risk
Uncategorized
![](https://darksky.org/app/uploads/2018/04/fireflies.gif)
Solutions to light pollution
Resources
![](https://darksky.org/app/uploads/2017/11/Kyba-et-al-2017-Fig1-noscale-1440x407.png)
Five Years of Satellite Images Show Global Light Pollution Increasing at a Rate of Two Percent Per Year
Light Pollution
![](https://darksky.org/app/uploads/2017/01/pexels-photo-scaled-1440x957.jpg)
Contact Your Elected Official to Fight Against Blue-Rich LED Street Lighting
Light Pollution
![](https://darksky.org/app/uploads/2016/12/streetlight-1388418_960_720.jpg)