ACROS Building in Japan - The building features a step-up façade laced with more than plants. The roof is part of a huge 1 million square foot building that features office space, shops, theater and museum. An eco friendly green roof!
Hydroponic Urban Agriculture which can be run on fish waste water from intensive fish farming. This is called aquaponics. The plants clean the water for the fish, the fish water nourishes the plants as it is pumped around the system.