Download or read book Water Resources of Hard Rock Aquifers in Arid and Semi-arid Zones written by J. W. Lloyd and published by Unesco. This book was released on 1999 with total page 296 pages. Available in PDF, EPUB and Kindle. Book excerpt: Hard rocks have a strong influence upon the hydrological cycle and their poor ability to transmit, store and yield groundwater may impose constraints upon socio-economic development. This book deals with the new methodologies and the means of exploiting groundwater resources in hard rocks: exploration and well-location, well-building methods, borehole and dug-well designs, methods for the analysis of pumping test data. Case-studies are included.