There's no question that the big topic in the industry these days is greening existing buildings. Whether through the LEED-EBOM program or something else, the existing building stock requires a sustainable update. And if you're looking for a thorough and authoritative book on the topic, I'd like to recommend Greening Existing Buildings by Jerry Yudelson. Published by McGraw-Hill, the GreenSource Series book includes over 25 case studies of successful green building renovations.
Putney School, a prep boarding school for grades 9-12, needed a field house and retained Maclay Architects to design a green one. Literally. The ~$5 million green building is one of only a few net-zero energy buildings of its kind. It's also a contender for LEED Platinum certification and boasts a number of impressive green elements.
Two years ago, the zeroHouse hit the internet like a tornado. Now, Specht Harpman, the firm that designed the off-grid, modular, tiny house, is looking for a "visionary" to finance the construction of the prototype at something in the range of $300,000 to $350,000. The good news comes from the American-Statesman, which recently reported that the design is "shovel-ready."