Some of the following listed projects in Europe fulfill the work-in-progress Urban Policy towards measurable Sustainable Urban Development with principles of the European Charter for Solar Energy in Architecture and Urban Planning. International, national and regional competitions and critical discussed master plans with environmental zoning and building codes responses and innovative measures have been introduced to help revitalize city centers and brown fields and cope with suburban growth, rising motor traffic and social change. Every project analysis these steps against the background of features specific to EU countries. The project based on Urban policy is an effective means of addressing a range of problems inherited from the past, while preparing for a more circular metabolism of a sustainable future and to better understand the impact of ecological footprints of cities.

3rd prize in the International Urban and Landscape Design Realization Competition for the redesign and urban development of the public park "Helmholtzplatz Prenzlauer Berg Berlin"

Expert planning for the reclamation and redesign of a 547 m long and 74 m high steel promoting bridge (1) of the abandoned coal mining area in Klettwitz, Brandenburg in the abandoned coal mining area", as an Expo-Application-Project in cooperation with the landscaping architects Löwe and the Federal Office Kleine Elster, Brandenburg, Germany


Expert and feasibility study for the "Building evaluation and reactivation of the abandoned cement factory infrastructure of the Country Federal Garden Show Weil / Rhine" Client: City of Weil of Rhine, Germany

Design exhibition project "Transformation of the dry dock infrastructure of Antwerp, Belgium" in Cooperation with Prof. Dr. Groß, Weimar, promoter and project sponsors: Henry Van De Velde Instituut Antwerp, City of Antwerp, Havenbedrijf Antwerp and others

International Workshop "Critical appropriation of architecture in the former East Germany (DDR) by the example of the Karl-Marx-Alee Berlin" for a sustainable urban redevelopment multistory housing and working project concept of the former Stalin Alee, Organizer & Promoter: Hessian and Berlin Architect Organization with the Federal German Architecture Museum in Frankfurt; Germany, participants: Harrisson Studio San Diego, USA, Karavan, Paris etc.


Concept planning and realization of landscape and pavilion sculptures for the temporary Federal Country Garden Show and for the public health park in Bottrop 1999, International Building Exhibition Emscher Park (IBA) project

Shanghai Expo 2010 Master Plan, Pruxi Park. Climate Responsive Urban Master Plan, Concept for the Urban Land Institute for Construction & Design, Shanghai, Co-PI’s: Thomas Spiegelhalter with P. Drecker, (Office for Landscape Architecture). China.

Urban and Landscape Design Realization Competition Vauban-Freiburg

2nd prize in the International Urban and Landscape Design Realization Competition for the redevelopment and transformation of the former Russian military infrastructure and landfill area of Magdeburg and concept development for the temporary National Federal Garden Show Magdeburg ,Germany in collaboration with the Landscape Architects P. Drecker and J. Dittus

XXI UIA World Congress of Architecture in Berlin, "Resource Architecture:Dialogs and Strategies for the built environment- Urban models in dialog." Exhibition and Lecture contribution: Toward Zero-Fossil-Energy-Urban-Infrastructures

Development of a strategic implementation of the International Solar City Program for Pittsburgh, USA and San Jose & Costa Rica, IEA Task 30, ISES

Participaton International Singapore Management University Urban Design Competition

International Design Competition Contribution “Re-Development Berlin Alexanderplatz”, in cooperation with P. Drecker, Office for Landscape Architecture and Environmental Development, Bottrop-Hanover-Berlin, Greenbox H. Schäfer, Bochum, Germany

Exhibition: TERRITORIES: Contemporary European Landscape Design, Harvard University, Cambridge, Massachusetts, project contribution with Peter Drecker and Jochen Dittus, funded by the Government of France, Étant donnés: the French-American Fund for Contemporary Art and the Government of Switzerland, Swiss House and Presence Suisse.

International Expert Design Competition New Park visions and scenarios for development concepts for investors of new sustainable industrial and business parks in the Emscher-Lippe-Region, Germany; with Landscape Architect Peter Drecker, other participants: PricewaterCoopers Bruessel, ARCADIS Tritschler, ISA Consult GmbH, Trimp & van Tartwijk, Utrecht, LEG Dortmund

Design and Realization project for a redevelopment concept of new pedestrian paths and steel bridges in the new civil park Herten of the transformed coal mining area, developer and client: Landesentwickungs-Gesellschaft North Rhine, Westphalia, Germany in Cooperation with studio for Landscape Architecture and Environmental Development P. Drecker, Bottrop-Hannover, Germany

2nd prize in the National Expert Design Competition for a planning and designing concept for a redevelopment of the abandoned industrial coal mining area of Espenhain-South Leipzig for sustainable commercial and residential buildings, in cooperation with the Office for Landscaping P. Drecker, Berlin-Halle-Hannover-Bottrop, (Customer Montan Property Development Society / Berlin, Germany)


2nd prize in the National Expert Design Competition for a planning and redesigning concept for a redevelopment of the abandoned industrial coal mining area in Wattenscheid-Germany for sustainable mix-used residential buildings, in cooperation with the Office for Landscaping P. Drecker, Berlin-Halle-Hannover-Bottrop, Client: Montan Property Development Society, Berlin

Design, concept planning and realization of the "Sculptural Environment" in Eurotec Moers: reclamation, recycling and transformation of blasted steel parts of a coal mining tower to thirtyeight 8 to 12 m high steel sculptures and a new landscape infrastructure to connect the neighborhoods and the new working environments, project sponsor: City of Moers, PRO Ruhr District, Eurotec Moers and the Ruhr Coal AG

International Design Competition Contribution “Re-development Spielbudenplatz Hamburg-Reeperbahn”, in cooperation with P. Drecker, Office for Landscape Architecture and Environmental Development, Bottrop-Hanover-Berlin, Prof. Timm Ulrichs, Germany

Expert and feasibility study for the "Environmental site evaluation and reactivation of abandoned industrial areas for the new urban development in the Ruhr Valley (2)" in collaboration with the studio for Landscape Architecture and Environmental Development P. Drecker, Bottrop-Hannover, and Prof. Wolf, Berlin, Germany, Client: EWA (Entwicklungsagentur Oestliches Ruhrgebiet

Urban and Landscape Design Realization Competition BGS Karlsruhe

Expert and feasibility study for the "Environmental site evaluation and reactivation of abandoned industrial areas for the new urban development in the Ruhr Valley (1)" in collaboration with the studio for Landscape Architecture and Environmental Development P. Drecker, Bottrop-Hannover, and Prof. Wolf, Berlin, Germany, Client: EWA (Entwicklungsagentur Oestliches Ruhrgebiet)

Expert proposal for a new design of the entrance area of the Zoo in Hannover for the zoo festival in cooperation with the office for landscaping P. Drecker, Hannover, Germany

Urban and Landscape Design Realization Competition BGS Berlin-Hellersdorf

Expert Design in the satellite district Märkisches Viertel Berlin for the transformation and improvement of the high-rise buildings and infrastructures, Promoted by: GeSoBau Berlin in collaboration with the German minister for building and town planning

CRA Sustainability Planning and Design Consultation Services for the CRA/LA. (Community Redevelopment Agency City of Los Angeles), Three year projects PI’s and Principal Architects: Michael Lehrer, Mark Gangi, Thomas Spiegelhalter, Los Angeles, CA, USA, Status: In progress

Sustainable Infrastructure Assessment, and Near-Term Action Master-Plan Development for the Island of Catalina, Southern California. Developing a Vision Master Plan 2020 for Catalina Island’s infrastructure to be self-sufficient by 2020: No imports of fossil fuel and no exports of waste. Clients: Sustainability Action Group Catalina Island, Members: The Catalina Island Sustainability Action Group, Catalina Island Conservancy, Santa Catalina Island Company, City of Avalon, Catalina Chamber of Commerce, LA County, Southern California Edison, USC. PI Infrastructure: Dr. Mark Bernstein, PI Avalon Buildings: Thomas Spiegelhalter. USA. Status: In progress

Concept planning and realization project "Health Pyramid", of a monumental wood and recycelt steel construction in the public Health Park in Bottrop, Germany IPA International Building Exhibition Emscher Park, City Bottrop

Planning and Realization project "International Building Exhibition Emscher Park (IBA) Competition Germany", Redevelopment Project of the abandoned coal mining area in Bottrop to a public recreation park of the German Federal Garden Show (15.000 qm), "Health Park Bottrop" in collaboration with the studio for Landscape Architecture and Environmental Development P. Drecker, Berlin-Halle-Hannover-Bottrop and J. Dittus and Wolfert, Germany

Planning and Realization, project transformation of an experimental gravel pit and cement factory and landscape conversion Weil am Rhein for leisure activities and art exhibitions for the German Country Garden Show Weil am Rhein 1999 (completion), in cooperation with TÜV Southwest, promoted by the Federal Organization of the German Gravel and Sand Industry, German organization of transport concrete, Southwest-Cement Stuttgart, Country district of Baden Württemberg and the town organization of Weil a. Rh

3rd Rank: Invited (Sponsored) Competition for KRAFTWERK “Freiraumgestaltung im Umfeld des Künstlerdorfes” in Schöppingen (Artist Colony Schoeppingen) in Germany in collaboration with Landscape Architect Office Peter Drecker, Bottrop-Halle-Hannover, Germany

4th Price, International Realization Design Competition for a Landscaping & Urban Concept and Master plan of the Federal Garden Show "Le Jardin des Deux Rives" in Strasbourg, France, with J. Dittus and P. Mueller;

District 11 Strategic Development Plan, Miami. FIU-By-Design: 1. Economic Analysis and Development Recommendations; 2. General Assessment of Physical Conditions; 3. Development Guidelines. Team Management: Winifred Newman, FIU Metropolitan Center, Ned Murray; Sarah Kellerman; Kevin Greiner, Consultant; Architecture, Urban Design, Green Space Planning: Jason Chandler, Thomas Spiegelhalter, Roberto Rovira, Xia Jin. Client: District 11 Commissioner Juan C. Zapata and the Board of County Commissioners, Miami, Florida.

Karl-Hofer-Award Berlin for the Research and Realization Project Gravel Pit Architecture

"Gravel Pit Architecture" Exhibition in the Gallery AEDES in Berlin

International Building Exhibition Competition (IBA) Contribution Fürst-Pückler-Land “Landmark Lausitzer Seenland” Outview-tower facility, in collaboration with Peter Drecker, Office for Landscape Architecture and Environmental Development, Bottrop-Hanover, and Mark Mueckenheim, Duesseldorf, Germany

Expert planning for the reclamation and redesign of a 634 m long and 66 m high steel promoting bridge (2) of the abandoned coal mining area in Zwenkau by Leipzig as a Expo-Application-Project in order of the administration office of South Leipzig Area, Germany

Innovation City Ruhr Modell City Bottrop, Germany. 2020 Master Plan Development with Climate- Responsive Innovation Guidelines and CO2e emission reduction of 50 % by 2020. Water and Energy Retrofitting strategies and policies with new innovative renewable energy resource infrastructure development projects between 2014 and 2020. Planning Group: Architecture and Town Planning: PI: Speer + Partner, Frankfurt, Germany; Landscape Architecture and Open Space Design: PI: Peter Drecker, Bottrop-Berlin-Hanover, Germany with Consultant Thomas Spiegelhalter, Miami Beach, USA; Gertec, Essen, and Conlab Engineering Office, Düsseldorf, Germany. Overall Project Director (President): Burkhard Drescher, Innovation City Management GmbH.

Zero-Fossil-Energy-Settlement, Environmental Impact Assessment, Master Planning. Phase 1: Environmental impact assessment of the brown field area in Oberhausen-Dinslaken, Phase 2: Climate responsive, and resource balanced master planning with sustainability indicators for a 380 hectares low-carbon, zero-fossil-energy-settlement proposal (Nullenergiesiedlung). Project size: 380 ha, with Peter Drecker (Office for Landscape Architecture and Environmental Planning, Bottrop), Co-PI: Thomas Spiegelhalter, Status: Phase 2 pending

Project Ice Wall", installation of the first prize of the International urban design competition in the Museum at Checkpoint Charlie Berlin

First Prize in the International Urban Design Competition For The Cautious Urbanization Of The Berlin Wall Between East And West, Promotion: City of Berlin, Mythos Berlin GmbH, Museum Checkpoint Charlie and others

First Prize in the International Design Competition "Friedrich Schinkel" for the proposal of the artistic and urban redevelopment and improvement of the satellite district Maerkisches Viertel Berlin for the transformation of the high rise buildings and the outdoor environment and water infrastructure

Planning and Realization project (1st Prize) "International Building Exhibition Emscher Park (IBA) Competition Germany", master planning, redevelopment Project of the abandoned Steel and Coal Mining area "Zeche Osterfeld Oberhausen" to a mixed use public recreation park of the German Federal Garden Show (25.000 qm), Schwarzes Tor Oberhausen (23 m high)", transformed observation tower sculpture with six steel bridges and a coke battery (274 m long) in cooperation with the studio for Landscape Architecture and Environmental Development P. Drecker, Berlin-Halle-Hannover-Bottrop and J. Dittus, Germany

Expert redevelopment and concept workshop in the residential district of Leipzig-Gruenau, Germany, redesigning of disposable eight by ten storeys tower dwelling blocks, Project Sponsor: Federal Ministry of Environmental Planning Bonn, Building and Construction Industry and Urban Development Bonn represented by the City of Leipzig, Germany