Z.1.09 or online: https://classroom.aau.at/b/von-32p-840-fuwThe interplay between the environmental issues – embedded in the climate crisis – and the sustainability of welfare systems is turning into a pivotal research topic that involves the conditions under which basic needs, such as energy, are ensured to the population regardless their socio-economic and social-spatial conditions. In this respect, energy poverty represents a meaningful issue to address the complexities behind the twofold environmental and welfare crises, as it entails both social and environmental concerns. In his lecture, De Vidovich discusses the theoretical, conceptual, and empirical aspects related to the social dimensions of energy poverty, by engaging with theory and illustrating some first reflections from research activities conducted in four public housing neighborhoods of Trieste.