Lithuanian Children and Youth Center REKK Foundation for Regional Policy Co-operation in Energy and Infrastructure (REKK Foundation) WWF Danube Carpathian Programme Romania Centre for advancement of research and development in educational technology ltd-Cardet RCE Oldenburger Münsterland – Competence Center for Education for Sustainable Development e.V. Municipality of Athens (MoA) Independent Institute for Environmental Issues UfU e.V. Berlin Respekt für Griechenland e.V. Foundation EuroEd/EuroEd Secondary School School for life