New data on the health of city-dwellers in almost 100 countries show that as the world’s urban population continues to grow, health inequities - especially between the richest and poorest urban populations - are a persistent challenge, according to a report by WHO and the United Nations Human Settlements Programme(UN-Habitat).
For example, only half of households in urban areas of 91 countries with comparable data have access to piped water, with the richest 20% of households being 2.7 times more likely to have access to piped water than the poorest 20%. In Africa, this ratio is closer to 17 times.

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