76187 Karlsruhe-Nordweststadt: the design was planned for an undeveloped plot of land as a student research project at the University of Karlsruhe in cooperation with the association ASKA e.V., but was not realized. Concept: 140 units, photovoltaic and biomass CHP, business and office facilities, community facilities, gastronomy, car sharing tower, reed sewage treatment plant, board stack wood construction, hemp, flax or cellulose insulation, social settlement concept, integrated living. Completion: not realized