D - 30539 Hanover Kronsberg: adjacent to the Expo-Settlement Hanover-Kronsberg soll das "ecovillage Kronsberg" entstehen. Träger ist die Genossenschaft ecovillage hannover eG, die 2019 gegründet wurde. Die Genossenschaft hat das 49.300 m² große Grundstück 2021 von der Stadt Hannover gekauft. Ab 5/2024 befindet sich die Genossenschaft in einem Insolvenzverfahren in Eigenverwaltung. Fertigstellung: ?
Thema: Sustainable water concept
D - 14055 Berlin-Charlottenburg: 665 units as a new housing estate with two-, three- and four-room flats. Also detached houses, shops, doctors' surgeries and a day care centre. Mix of rented and owner-occupied flats.
The contract was signed on 14 March 2018 after 5 years of negotiations. The company expects construction to start at the end of 2019 and the final construction phase could be completed in 2025.
Low-energy house standard, CHP, photovoltaic system, sustainable mobility concept with bicycle parking spaces outside the front doors and e-bikes, electric cars in the car-sharing fleet. Neighbourhood with Cradle to Cradle certification and healthy building materials, green roof.
10963 Berlin-Kreuzberg: "International Building Exhibition", 106 units, completed in 1987 / optimisation and redesign in 2006, grey water recycling plant for 250 tenants, saving 3 million litres of fresh water per year.
21035 Hamburg-Allermöhe: 36 completed units in semi-detached and terraced houses, one of the older ecological housing estates in Germany; largely built from 1985-96, the last house was built in 2003. Compost toilets, reed sewage treatment plant, biological building materials. "Interessengemeinschaft Ökologisches Bauen Allermöhe", planning/construction management: J. Lupp architect; Vollbracht und Bäumer architects; T. Keidel, M. Uhlenhaut, Hamburg; Cordes, Rotenburg/ Wümme. Awards Timber Construction Prize Northern Germany 1988.
22045 Hamburg-JenfeldHAMBURG WATER Cycle®, an urban quarter with 835 residential units, 630 of them in new buildings, and commercial space for around 2000 residents is being built on 35 ha of the former Lettow-Vorbeck barracks. Project costs: approx. 250 million euros. The most far-reaching project of a decentralised water supply and disposal system currently in Europe: vacuum toilets, biogas production and waste water separation (HAMBURG WATER Cycle®). The biogas produced will be used to generate heat and electricity for the new district in a climate-neutral manner in the district's own combined heat and power plant. The project will thus enable climate-neutral living and sustainable drainage.
D - 38489 Beetzendorf-Poppau: Here a new village for 300 inhabitants has been built since 1997. With currently 150 residents (approx. 60 units), a new self-sufficient village has been built since 1997, which enables people to live a sustainable lifestyle. There are 8 residential buildings plus the Regiohaus/Seminarzentrum, built in low-energy to passive house standards, in Sieben Linden (as of 10/2016). A straw-built guest house with 15 guest rooms is to be built in 2017/18.
75438 Knittlingen (near Pforzheim): 100 houses. Collection of black water via vacuum toilets (5 - 10 times less water per flush) and shredded kitchen waste (organic waste bin no longer required), which is then converted into biogas. The waste water is treated and is available again as germ-free care water that fulfils the requirements of the Drinking Water Ordinance. DEUS 21 was honoured with the Joseph von Fraunhofer Prize in 2007. The plant has been in operation since around 2004 and is a project of the Fraunhofer Institute IGB, Stuttgart and the FhG ISI Institute for Systems and Innovation Research, Karlsruhe.
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
24113 Kiel-Hassee: Werkgemeinschaft für Architektur und Städtebau (Heidrun Buhse, H.Schulze, a.o.), 21 dwelling units, reed sewage treatment plant, compost toilets, BHKW with local heating network, planning by architects, cooperative, participation, community house, kindergarten, architectural office, organic building form. Completion: 1992