Water Scarcity
Water scarcity is the condition in which demand for freshwater exceeds available supply in a given region or time period, creating constraints on economic activity, human health and environmental sustainability. It arises from physical shortages caused by low rainfall, depleted aquifers and limited surface water, as well as economic scarcity where infrastructure or governance failures prevent access to existing resources. The phenomenon affects both arid regions and areas with seasonal variability, and is exacerbated by population growth, urbanisation, agricultural expansion and industrial consumption. Water scarcity poses acute challenges for water-intensive sectors including mining, energy generation, agriculture and manufacturing, forcing operators to adopt recycling, desalination and demand-management strategies. In mining, scarcity drives investment in closed-loop water systems, dry processing technologies and partnerships with municipalities to share treated effluent. Sub-Saharan Africa faces pronounced water stress in the Sahel, the Horn of Africa and parts of southern Africa, where competition among users intensifies during droughts. Climate change is projected to deepen scarcity through altered precipitation patterns, higher evaporation rates and more frequent extreme weather events. Governments and industry increasingly treat water security as a strategic priority, reflected in regulatory frameworks, tariff structures and corporate sustainability commitments. Addressing water scarcity requires integrated resource planning, infrastructure investment, technological innovation and cross-sectoral collaboration to balance competing demands and safeguard long-term availability.
Water Scarcity Updates
October municipal engineering conference to discuss local government White Paper
By: Schalk Burger 16th October 2025 Municipal professionals organisation the Institute of Municipal Engineering of Southern Africa (IMESA) will hold its yearly conference, in East... →
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