Evolução histórica e filosófica do conceito de nível de base fluvial

Abstract

Historical and philosophical evolution of the concept of river base level: Literature revision of the conceptual evolution of fluvial base levels is presented herein. Specialized publications show that there is a long term relationship between the human society and the fluvial morphological flats. For this reason different meanings of a base level were postulated along the last centuries. Each conception is a clear evidence of the invigorating philosophical pattern at a specific time. Moreover, the succession of different conceptions point to the improving human comprehension of nature. This work is composed of two main sections. First a synthesis of the philosophical and historical evolution stages of the base level concept is presented. Thereafter the different meanings of this term are discussed as well as their correct usage.