“Great” is a smart eco system. The user can produce the system’s energy through physical exercise by cultivating his own microgreens in the house.The project focuses on the multidimensional concept of urban agriculture, studies urban life and the integration of activity into everyday life for a sustainable future.The innovative combination of green technologies fits perfectly to the modern urban dweller, who lives in small apartments. The aim is a healthier daily life on an individual level and towards a greener development at a collective level.