A city canal in Lagos, Nigeria clogged with plastic, styrofoam and disposable diapers. Benson Ibeabuchi/AFP/Getty Images

960 million dirty diapers are a big waste problem – what can be done with them

There are 960 million disposable baby diapers used and thrown away every year in Ghana, Nigeria and Kenya. Ways need to be found to recycle them instead.
Women line up to collect water in their buckets in the informal settlement of Kibera in Nairobi. Photo by Wendy Stone/Corbis via Getty Images

A deep data dive reveals extent of unequal water provision in Nairobi

The manner in which people access water differs according to income. People in high- and middle- income areas tend to have piped connections in their homes.

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