Hann Bay, Senegal: from coastal idyll to industrial dumping ground – in pictures

Dakar's nine-mile-long Hann Bay used to be known as one of West Africa's most beautiful, lined with traditional fishing villages, villas and tourist attractions. But for the last 20 years it has been at the centre of the city's industrialisation, with 80% of the city's industry nearby. Today it is one of Dakar's most polluted areas, with canals spilling raw sewage and chemicals on to the beach and into the sea