![Testing Ground: A Great White Light](https://gbdmagazine.com/wp-content/uploads/2013/12/thumb1.jpg)
Topic: "led lighting"
![Testing Ground: A Great White Light](https://gbdmagazine.com/wp-content/uploads/2013/12/thumb1.jpg)
![De Young Properties auctions off a net-zero home](https://gbdmagazine.com/wp-content/uploads/2013/12/thumb4.jpg)
De Young Properties auctions off a net-zero home
![Best of 2013: People](https://gbdmagazine.com/wp-content/uploads/2013/12/kohler_thumb.png)
Best of 2013: People
![Ten Things to See at Greenbuild](https://gbdmagazine.com/wp-content/uploads/2013/10/thumb29.jpg)
Ten Things to See at Greenbuild
![Philly’s Smartest Office](https://gbdmagazine.com/wp-content/uploads/2013/10/thumb10.jpg)
Philly’s Smartest Office
![Moorhead Environmental Complex](https://gbdmagazine.com/wp-content/uploads/2013/10/thumb6.jpg)
Moorhead Environmental Complex
![Advocate’s Evidence for Energy Savings](https://gbdmagazine.com/wp-content/uploads/2013/08/thumb3.jpg)
Advocate’s Evidence for Energy Savings
![NASA Sustainability Base](https://gbdmagazine.com/wp-content/uploads/2013/10/thumb3.jpg)
NASA Sustainability Base
![Modeling Virtue](https://gbdmagazine.com/wp-content/uploads/2013/09/thumb2.jpg)
Modeling Virtue
![Human-Services Building Benefits People, Planet](https://gbdmagazine.com/wp-content/uploads/2013/10/thumb21.jpg)
Human-Services Building Benefits People, Planet
![Engineering “The Bank”](https://gbdmagazine.com/wp-content/uploads/2013/10/thumb12.jpg)
Engineering “The Bank”
![Discussion Board](https://gbdmagazine.com/wp-content/uploads/2013/10/discussion_thumb.png)