Feature image:
![The skyline of Portland, Ore., home to 202 LEED-certified projects. Credit: razvan.orendovici via Flickr The skyline of Portland, Ore., home to 202 LEED-certified projects.](http://us.usgbc.org/sites/default/files/Portland.jpg?1382737230)
Here’s our weekly collection of green building clips:
Clash of the green giants, Portland Tribune. This feature takes an in-depth look at why LEED is the world’s premier system for guiding the design, construction and operation of green buildings.