The management of the coastline is a priority in the system of governance for the government authorities, the Guédiawaye City Hall and the district town halls concerned, manifested on several occasions, notably the city project, the local Agenda 21 project, the Programme d'Actions pour la Sauvegarde et le Développement des Niayes et zones vertes de Dakar (PASDUNES) (Action Program for the Safeguarding and Development of the Niayes and Green Zones of Dakar), and the Plan Directeur d'Aménagement du Sénégal (PDAS) (Senegalese Master Plan for Development). This study aims to contribute to the analysis of the phenomenon by providing professionals with elements that will allow them to better understand the problem in order to envisage a sustainable fight. This study sets specific objectives relating to: analyzing the physical and human framework of the site in order to grasp their interactions that contribute to the progressive degradation of the environment; analyzing the various elements that contribute to the degradation of the overall environment of the niayes; highlighting technically feasible, economically viable and socially accepted proposals and contributing to the establishment of a sustainable production system oriented towards self-sustaining local development.