This document is a summary of a report produced as part of the “PRotections Et risques sociaux-écologiques en TransitionS” (PRETS, Protections and Socio-ecological Risks in Transitions) project, commissioned by the Federal Public Service (FPS) Social Security and led by a consortium of researchers from the Catholic University of Louvain (UCLouvain), the Free University of Brussels (ULB) and Éloi Laurent (Sciences Po Paris), coordinated by Prof. Pascale Vielle (UCLouvain).