Project ‘Civil Twilight’

Here’s a worthy endeavor: create a world with less light pollution, so people in cities can enjoy more of the night sky. Of course, we have to become less scared of each other, and more familiar with the beauty surrounding us, but such an effort would have a positive ripple effect around the globe. One result would be far less energy used for lighting.

The ‘Civil Twilight’ Design Collective received a $10,000 design award in 2007. They showed the feasibility of modifying existing streetlights to only cast as much illumination as exists naturally when the sun is depressed six degrees below the horizon on nights of a full moon. Here is an article with more information!