PREFACE: Groundwater: Our source of security in an uncertain future

Abstract

Groundwater: Our source of security in an uncertain future S Adams, J Cobbing, I Dennis and K Riemann This special edition of Water SA comprises an assemblage of scientific papers and technical notes presented at the International Conference on Groundwater: Our Source of Security in an Uncertain Future, held from 19 to 21 September 2011 in Pretoria, South Africa. A fifth of the world’s population already lives in areas that are characterised by water scar city. It is estimated that groundwater is already a primary source of drinking water for as many as 2 billion people and supports a significant part of the world’s irrigated agriculture.

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