Green building features might once have seemed like a fad, or a meaningless design addition that had no effect on energy footprint. But green building has caught on, becoming a booming business and fostering innovative ideas about how to construct homes, offices, and skyscrapers that use as few resources as possible. By 2015, the amount spent on green building is going to more than double, to $163 billion from $71 billion today. Here are some of the most remarkable buildings that all that cash may be spent on.
Slideshow Credits: 01 / APHIDoIDEA; 02 / Pelli Clark Pelli; 03 / VIDA; 04 / The Transbay Transit Center; 05 / BIG; 06 / Armstrong Senior Housing; 07 / Vancouver Convention Center; 08 / NASA;