The Human Element

6 Overcoming Effort: How to Build Aerodynamic Ideas

One of the greatest public health challenges facing the world today is access to clean drinking water. Roughly 30 percent of the world's population lacks access to safe water. The result is heartbreaking. The World Health Organization estimates that 750,000 children die each year as a result of drinking unsafe water.

Treating water with chlorine is the most common method for water purification. In the US, 98 percent of public water treatment plants use chlorine to make tap water safe to drink. In developing nations that lack water treatment infrastructure, aid organizations routinely distribute bottles of chlorine to families for water purification. Chlorine bottles are a reliable and cost‐effective method for preventing waterborne illness. Unfortunately, very few people actually use them. Only about 10 percent of households that are given chlorine bottles regularly put them to use.

If you dig into the problem, you quickly begin to see why. Gathering and treating water is an exhausting process. First, the water needs to be collected. You travel, often on foot, to a town well or other public watering source. Then you must carry the water back home. Once home, you must treat the water with chlorine. This entails measuring and adding the right amount of chlorine into the water – if you use too little it is ineffective and unpleasant ...