Groundwater provides an important buffer to climate variability in Africa. Yet groundwater irrigation contributes only a relatively little share of cultivated land, approximately 1% (about 2 million hectares) as compared to 14% in Asia. While groundwater is over-exploited for irrigation in many p...
Altchenko, Yvan
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Villholth, Karen G.
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[Mapping irrigation potential from renewable groundwater in Africa – a quantitative hydrological approach]
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Mapping irrigation potential from renewable groundwater in Africa – a quantitative hydrological approach
Recent attention to transboundary aquifers (TBAs) in Africa reflects the growing importance of these resources for development in the continent. However, relatively little research on these aquifers and their best management strategies has been published. This report recapitulates progress on map...
Altchenko, Yvan
,
Villholth, Karen G.
,
[Transboundary aquifer mapping and management in Africa: a harmonised approach]
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Transboundary aquifer mapping and management in Africa: a harmonised approach
Groundwater quantity and quality may be affected by climate change through intricate direct and indirect mechanisms. At the same time, population growth and rapid urbanization have made groundwater an increasingly important source of water for multiple uses around the world, including southern Af...
McGill, B.M.
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Altchenko, Yvan
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Hamilton, S.K.
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Kenabatho, P.K.
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Sylvester, S.R.
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Villholth, Karen G.
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[Complex interactions between climate change, sanitation, and groundwater quality: a case study from Ramotswa, Botswana]
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Complex interactions between climate change, sanitation, and groundwater quality: a case study from Ramotswa, Botswana