The European Conference for the completion of the Scalable Cities project took place on 14 & 15July 2025 at the Municipality of Nea Smyrni and the Municipality of Kifissia. Scalable Cities is an initiative that brings together a community of cities in order to study the contemporary challenges towards climate neutrality. The Conference focused on green infrastructure and the achievement of climate neutrality as well as on sustainable urban mobility. Sympraxis undertook the organisation of the Conference on behalf of the Municipality of Nea Smyrni.