Dynamics land use in the Lake Chad area of Niger: Between climatic pejoration and anthropization

This article analyses the dynamics land use in Lake Chad area located Extreme East of Nigerien territory region Diffa. The study was conducted by using approach “Land-Use and Land-Cover Change (LULCC.” digital satellite pictures Landsat TM for year 1990, ETM 2010 2018 were used. analysis soil occupation indicated some significant changes milieu. food market gardening crops produced during period low tide are abandoned because insecurity lake’s bed. first unit 1990 with 31% coverage rate, covers, 2018, only 1.26 % surface taken into consideration. At same time, vegetations (dense enough thick) Prosopis juliflora Lake’s bed expand densify more improvement rainfalls recent years. is also observed installation pluvial on than 19% consideration at expenses degraded shrub steppes which has lost 28% its relation to that 1990. return lake waters a 13,000 hectares added it. enabled understand space various rural actors context where access natural resources major stake object competition between users.