10.34934/DVN/JUWA4A Lefevre, Jacques(Université catholique de Louvain)Albarello, Luc(Université catholique de Louvain) Social Sciences and Digital Humanities Archive – SODHA 2021 This survey makes it possible to analyse the criteria of satisfaction, appreciation and dissatisfaction with the existing situation in the city of Brussels. The descriptive variables are: information, pollution, noise and traffic. Sanderson, Jean-Paul(Université catholique de Louvain)