Why you should care about water shortage
Clean water is not only a health question. It decides who goes to school, who stays safe walking, and who gets to be productive at all.
Water shortage, which happens mainly in underdeveloped countries, is something worth caring about even from far away. The effect on health is the part most people know. Here we want to look at what water scarcity does economically and socially.
When water is close by and safe, people stop spending hours collecting it, and that time goes into the rest of their lives. The journeys to collect water are long and often risky, and they fall mainly on women and girls — so a nearby water source is also a safety question, not only a health one. Fewer people fall ill, and more people are able to work.
Children carry the heaviest share of water-related disease. A safe water source protects their health, and with it their schooling — attendance rises when children are not sick — and the whole long arc of their lives after that.
The challenges are getting harder, not easier. Climate change is putting water supply systems under pressure, and a large share of the world’s population is expected to be living in water-stressed areas. Reusing wastewater safely could relieve a great deal of that pressure and increase food production, but the treatment systems needed to do it are often simply not there.
Managing water resources better — and helping communities use the groundwater they already have, rather than shipping in plastic bottles — is the direction that actually holds. Shipping bottled water solves a week. A working system solves a generation.
General figures on drinking water and health in this article draw on the World Health Organization’s drinking-water fact sheet.