(2010 - 2012)
Supported by the Ursula Merz Foundation.
UK, Germany, Poland, Spain, Hungary
(2011 - 2013)
Supported by the EU Education, Audiovisual and Culture Executive Agency (Leonardo da Vinci).
Germany, Poland and Spain
Supported by the EU-Lifelong Learning Programme Grundtvig.
Estonia, Poland, Slovenia, Greece and France
(2009 - 2012)
Supported by the Network Forum Synergies, the foundation Fondation France aswell as the organization Geyser.
(2005 - 2008)
Supported by the Deutsche Bundesstiftung Umwelt (DBU).
(2004 - 2005)
Supported by the German Federal Ministry for Environment, Nature Conservation and Nuclear Safety (BMU) and the Federal Environmental Agency (UBA).
Spain, Greece, Germany and Great Britain
(2002 - 2004)
Supported by the European Union (EU).
(2012 - 2013)
Supported by the Foundation Ursula Merz, Baden-Württemberg Foundation for Development and Cooperation (SEZ), Sika AG and Lufthansa in the frame of the programme "Miles to help".
Supported by SilverSan, Buderus, SolarWorld, Deutsche Lufthansa as well as the Foundation Ursula Merz.
Palestine, Jordan, Israel
(2012 - 2015)
Supported by the European Commission in the frame of the Programme Sustainable Water Integrated Management (SWIM) and the Foundation Ursula Merz.
(2011 - 2012)
Supported by the Foundation Ursula Merz.
(2003 - 2008)
Supported by Deutsche Lufthansa, Daimler AG, Ziemann and Sika.