Sewer networks have expanded substantially in low and middle-income countries around the world, but many households are still not connected to these networks, even when they pass in front of their homes. Consequently, neither they, nor the cities they live in, are benefiting from this important service.
An interesting story looking at the importance of sewerage networks in low- and middle-income countries, with a surprising number of people in the latter not connected to the network, and as a result not benefiting from improved healthcare outcomes as a result.Â