100000 Dächer Programm, 2 Seas Metalworks, Accener S.L., AGORES, Jorge Aguilera, Applied Materials Inc., APS, a-Sinet - the European Network on Amorphous-Silicon Device Technology, Beck Energy GmbH, bergfoto.ch, BP Solar, CADDET IEA-OECD Renewable Energy, CEPALCO - Cagayan Electric Power & Light Co., Inc., Censolar - Centro de Estudios de la Energía Solar, Chevron Energy Solutions, City Solar AG, CSES - Centre for Sustainable Energy Systems, The Australian National University, Deutsche BP AG, DGS - Deutsche Gesellschaft für Sonnenenergie e.V., DSIRE - The Database of State Incentives for Renewable Energy, Herbert Eberhart - Eurosolar Austria, ECN - Energy Research Centre of the Netherlands, Ecofys, Ecostream, EEPro, EHN, Elektro Kirchner GmbH, ENEL, Energetica Energietechnik, EPURON GmbH, Ertex Solar GmbH, European Commission - Renewable Energy Yearbook '93, European Photovoltaic Industry Association - EPIA, EWE AG, F-Chart Software, First Solar GmbH, Gehrlicher Umweltschonende Energiesysteme GmbH, Generaciones Fotovoltaicas de la Mancha, Geo-Images Project, Department of Geography, University of California, Berkeley, GEOSOL Gesellschaft für Solarenergie mbH, Glaswerke Arnold GmbH&Co.KG, Globalsolar Inc., Greenpeace, Greenpeace Energy, Grupo Enerpal, Goldbeck Solar GmbH, Gregory Kerwin, Tom Hansen - Tucson Electric Power, HMI - Hahn-Meitner-Institute Berlin, Home Power Magazine, IBC SOLAR AG, Ingo Hagemann - Architekturbüro Hagemann, Institut National de l'Energie Solaire, IEA-PVPS, ITER - Instituto Tecnológico y de Energías Renovables, Jayme da Costa, juwi GmbH, K&S Consulting GmbH, Kahn Solar, KeryChip, Key Centre for Photovoltaic Engineering, University of New South Wales, Korowatt s.r.o., Kyocera Solar Inc., Lafarge Dachsysteme, Martin Bucher Projektentwicklungen, MAUI Solar Software Corporation, Joel Mendel, Michelin Reifenwerke KGaA, Morningstar Corporation, Multi-Contact AG, MySolar, NASA DFRC - Dryden Flight research Center, NCPV - National Center for Photovoltaics, NREL - National Renewable Energy Laboratory, NRELPix - NREL Picture Information Exchange, Oekonews.at, One Million Solar Roofs Initiative, Takashi Oozeki - AIST, Andrej Pecjak, Pfalzwerke AG, Pfleider Dachziegel GmbH, Phoenix Solar AG, Pohlen Solar GmbH, Polder PV - Peter Segaar, Poulek Solar Ltd., PowerLight Corporation, PSA - Plataforma Solar de Almeria, PV-Labor der Hochschule für Technik und Architektur Berner Fachhochschule, PV-NET - Photovoltaic Network for the Development of a Roadmap for PV, PV-UK - The British Photovoltaic Association, PV Wirefree, Ra Solar, Ralos Vertriebs GmbH, Real Goods Design & Consulting Group, Reginald Brown (BSRIA Ltd), REPiS, Re-Focus, Erhard Renz, S.E. Project™ S.r.l., Seoul Marine Co., Sharp Electronics Europe GmbH, Shell Solar, Scheuten Solar Technology, Siemens Nederland N.V., SMA Technologie AG, Solar Energiedach GmbH, Solar Engineering Decker & Mack GmbH, SolarAccess.com, Solarbuzz, SolarCraft, Solarhost, Solarparc AG, Solarserver, Solarsiedlung GmbH, Solarstrom-Bayern AG, Solarstrom Schwaben GmbH, Solartec s.r.o., SEL - Solar Energy Laboratory, University of Wisonsin Madison, Solar Fabrik AG, Solar World, Solarparc AG, Solarpark Rodenäs GmbH, SOLENÉR - Soluciones Energéticas S.A., SonnenEnergie GmbH, Spheral Solar Power, SSES - Schweizerische Vereinigung für Sonnenenergie, Steca Solar GmbH, Stephan Schröder Management GmbH, StroomWerk, Sun Power & Geothermal Energy, SunEnergy GmbH, Sunovation GmbH, SunStrom GmbH, Sunways AG, SunTechnics GmbH, TAUBER-SOLAR Management GmbH, U-Solar, UniRac, University of Vienna - Photovoltaic Section, Valentin Energiesoftware, VSE - Verein Schweizerischer Elektrizitätsunternehmen. Bram Vorster, Elaine Walker, Murdoch University, Physics and Energy Studies, Wieland Electric, WIRSOL GmbH, WorldWater & Power Corp., www.theodora.com/maps, Floris Wouterlood