The borders of Sahel
Elaboration based on the definitions of the authors.
The breath of Sahel
The study area
Defined at North of the isohyeta 150 mm/y (2015-19) and South of the isohyeta 850 mm/y (1981-85), reported at WWF Level 8 hydrographic limits.
The core of Sahel
The liminal Sahel and the buffer zone
Hydrographic Sahel
Hydrographic Sahel
Political Sahel
The weight of borders
Land Productivity Dynamics
LPD Sahel – Source; Joint Research Centre
Pivot 2005, 2016-2018-2021
Analisi temporale e spaziale dei Pivot dal 2016 al 2018 da catalogo Sentinel 2. I Pivot iniziano ad apparire nel 2005 a nord del Sudan.
Arabic