We’re living in times when living green is not an option anymore, but a genuine concern. Fortunately, building green is becoming quite a powerful trend in modern architecture. A bit expensive in its early stage of design, projection and construction, a green building should become a financially profitable investment just several years after its completion.

Building green is the only valid option for the future and the sooner people understand this, the better our future life will be. Here are some of the finest green pieces of architecture that has been created so far.