Under the Luso-Brazilian Cooperation Project "Interconstitutionality: constitutional provisions in network-style and European integration in worldwide society" (FCT-CAPES) and the Jean Monnet Chair, CEDU organized the workshop "Interconstitutionality and European integration: an environmental perspective" held on September 15 at 16h in EDUM's room 001. The event was attended by Brazilian researchers from the Federal University of Paraíba, namely Prof. Marcílio Toscano Franca Filho (Brazilian coordinator of this project and President of the International Law Association - ILA, Brazil) and Prof. Alessandra Correia Lima Macedo Franca. The Brazilian guests interacted with CEDU's researchers and members of the project, including Alessandra Silveira, Pedro Froufe, Mariana Perez Canotilho and Sophie Fernandes.