By Segun Adelana, Alan MacDonald
Groundwater is Africa’s most beneficial common source, delivering trustworthy water provides for plenty of people. extra improvement of groundwater assets is prime to expanding entry to secure water around the continent to fulfill insurance goals and decrease poverty. there's additionally an expanding curiosity within the use of groundwater for irrigated agriculture because the weather turns into extra variable. Sustainable improvement of the source isn't a trivial job and relies crucially on an figuring out of the hydrogeology and other people with the talents to make trained judgements on how groundwater can top be built and controlled in a sustainable model. regardless of those noticeable wishes, besides the fact that, little realization has been paid to the systematic collecting of data approximately groundwater assets long ago few a long time, with the end result that facts are patchy, wisdom is restricted and funding is poorly targeted. This ebook used to be written to begin to bridge the information hole. The 29 chapters are written by means of a mix of practitioners and researchers often from inside Africa utilizing event from fresh and ongoing projects. The chapters spotlight the complexity and diversity of concerns surrounding the improvement and administration of groundwater assets throughout Africa, and supply a picture of groundwater examine and alertness within the early twenty first century. Chapters diversity from strategic discussions of the position of groundwater in improvement and poverty aid, to case reviews on ideas used to increase groundwater, and modelling tools for handling groundwater systems.
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Additional resources for Applied Groundwater Studies in Africa: IAH Selected Papers on Hydrogeology, Volume 13
3 Groundwater regulation, monitoring and assessment A wide range of groundwater uses and users are to be found in the region. Many of the existing abstractions and uses of groundwater are informal, in the sense that they are invisible to the authorities, unregulated, and involving unknown quantities and qualities of abstractions and return flows. Even formally sanctioned abstractions in the form of rural domestic water points, small town water supplies and public sector or commercial irrigation or industrial boreholes can be poorly regulated and monitored.
Low drilling success rates resulting in a high proportion of dry holes. Unnecessarily rigorous and lengthy test pumping regimes. High rates of post-construction failure due to poor construction, inadequate assessment of groundwater resources, or unsustainable pump operation and maintenance. 4. Improve knowledge of hydrogeology, and use modern borehole siting practices. 5. Match test pumping requirements to borehole purpose. 6. Improve construction supervision. 7. Carry out rigorous evaluation of renewable groundwater resources, not simply test pumping.
2004. UNICEF Study on Groundwater and Requirements for Drilling and Other Systems Tapping Groundwater in Ethiopia. Paper for International Groundwater Conference, Addis Ababa, 25–27 May 2004. Haysom, A. 2006. A study of the factors affecting sustainability of rural water supplies in Tanzania. Unpublished MSc thesis, Cranfield University, Silsoe, UK. JMP 2006. Meeting the MDG drinking water and sanitation target: the urban and rural challenge of the decade. WHO/UNICEF Joint Monitoring Programme.