Greece denombrement_unique_projet | 2 denombrement_plusieurs_action | 3 denombrement_plusieurs_type_2 denombrement_unique_projet Alliance for Responsibility and Sustainable Societies 2 denombrement_plusieurs_action A Series of Travelling Art Shows in Greece, France, and Brazil 3rd International Conference on “Changing Cities » 3 denombrement_plusieurs_type_2 Interview of an Environmental Activist in Greece Common assets and the ethics of responsibility The cities as key players in the transition to sustainable societies: the role of urban social movements