'Reuse to Reduce. Architecture within a Carbon Budget. The Case of BioPartner 5'is a plea by Popma ter Steege Architects to embrace the circular transition as a chance for a more meaningful architecture. An architecture that employs the necessary reuse of building materials to rethink our needs, way of building and aesthetics. It is a plea for design shaped by planetary boundaries and the use of a carbon budget as a tool for this. It wants to help shift the discourse on circularity towards de...