Sky Garden House by Guz Architects. Wierd, but I think it would be really nice to inhabit. It's also an interesting application of green roofs/roof gardens to a very modern, otherwise steel and concrete design.
CR Land Guanganmen Green Tech Showroom l Located on the central lawn of a residential compound, the Green Technology Showroom is made of a recyclable steel structure that does not retain heat. The vertical grass paneling system provides insulation.