International audienceThis article describes the recent changing of geographical sciences in Bordeaux University and CNRS through theprism of physical geography and tropical geography. The main objective is to analyze the role of geographical and scientificalcontext, the part of local parameters, the types of behaviors, the effects of successive reforms, but also the characteristicsof a post-modern, socio-cultural and anthropocentric french geography that has cut its roots with natural sciences. Thissituation is paradoxical because of the imperative need to study the socio-ecological crisis both with social and naturalistcriteria. All these indicators show the different facets of a changing science and the distress of people. Since 2000, am...