International audienceThroughout history, studies on the evolution dynamics of the landscapes of West Africa very often offered catastrophic descriptions. The article analyses this trend, through a detailed examination of the concepts and interests that such descriptions entailed. This narration of constant deterioration is created by cultural filters which are not grounded in objective realities and was indeed strongly endorsed by the colonial powers to subjugate and deprive the local populations of their natural resources and in the post-colonial era things don’t appear to be any different, rather paving the way for a new system of exploitation.En remettant en question les représentations catastrophistes dans la littérature sur les dynami...