A life-or-death search for water in drought-parched Somalia – in pictures

As diplomats convene in London to discuss how to tackle east Africa’s drought and stave off famine, 4,000 miles away in Somalia, people leave homes in their thousands each day in search of water. That quest has brought some to Biyagadud dam, an oasis in the dust. An In Pictures feature from The Guardian, with photos from UNDP.