We are now seeking articles, reviews, and book reviews for a special issue that addresses the need to update the vocabulary, research frameworks, and case studies related to activism. This special issue aims to refresh our understanding of the forms of activism and its significance as a force shaping communities.

How can we understand activism, or the broader concept of civic engagement, when political polarization and challenges to parliamentary democracy are becoming more visible? What kind of concepts are needed to understand these phenomena? How has activism changed and is changing, and how is it meaningful to define this change in the context of urban planning? Since activism cannot be solely linked to politically radical or imagined liberal movements, and considering that the forms of nature and urban activism cannot be separated from each other, how can research shed light on the current situation?