Poo power could clean up Accra's acrid beaches

clock • 2 min read

Columbia University project backed by Bill & Melinda Gates Foundation aims to turn Ghana's untreated sewage into energy

A few minutes walk from Ghana's most luxurious hotel, which has hosted Tony Blair and Queen Elizabeth in the capital city of Accra, stands a boy - probably no more than 10 years old - watching four pigs...

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