Unlocking the Potential of Smallholder Agricultural Water Management

Irrigation Options

Public Irrigation River Diversion Small Reservoirs

Motorized Pumps Rainwater Harvesting

Sources:Altchenko, Y.; Villholth, K.G. 2015. Mapping irrigation potential from renewable groundwater in Africa – a quantitative hydrologicalapproach. Hydrology and Earth System Sciences 19(2): 1055-1067.Villholth, K.G.; Altchenko, Y.; 2016. Is groundwater the key to increasing food security in Sub Saharan Africa? http://waterforfood.nebraska.edu/blog/2016/04/23/is-groundwater-the-key-to-increasing-food-security-in-sub-saharan-africa/

Giordano, M.; de Fraiture, C.; Weight, E.; van der Bliek, J. (Eds.) 2012. Water for wealth and food security: Supporting farmer-driveninvestments in agricultural water management. Synthesis report of the AgWater Solutions Project. Colombo, Sri Lanka: International WaterManagement Institute (IWMI). 50p.

Groundwater Irrigation: Actual and Potential

(a) Actual area irrigated with groundwater in 2005 expressed in ha. per cell adapted from Siebert et al. (2010) and (b) groundwater irrigation potential for the year 2000 expressed as

the percentage of the area irrigated with groundwater in 2005Source: Altchenko, Y.; Villholth, K.G. 2015. Mapping irrigation potential from renewable groundwater in Africa – a quantitative hydrologicalapproach. Hydrology and Earth System Sciences 19(2): 1055-1067.

Solar pumps in India and Africa

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