Burma prepares for cyclone Mahasen - in pictures

A Rohingya man fixes his tent at the Ohnedaw Internally Displaced Persons camp on the outskirts of Sittwe Photograph: SOE THAN WIN/AFP/Getty Images

Internally displaced Rohingya boys shiver in rain at a makeshift camp in Sittwe Photograph: Gemunu Amarasinghe/AP

A boy carries plastic sheets to use as shelter at a camp outside Sittwe Photograph: Soe Zeya Tun/Reuters

Rohingya people take shelter in a building which belongs to a mosque in Sittwe Photograph: Gemunu Amarasinghe/AP

Police officers walk in the rain as they guard a camp outside of Sittwe Photograph: Soe Zeya Tun/Reuters

The UN says the cyclone, expected later this week, could swamp makeshift housing camps sheltering tens of thousands of Rohingya Photograph: Gemunu Amarasinghe/AP

Authorities have struggled to evacuate tens of thousands of people, most of them Rohingya Muslims, before Cyclone Mahasen reaches camps in low-lying regions which have been their home since ethnic and religious unrest last year Photograph: Soe Zeya Tun/Reuters

Novice Buddhist monks play in the sea in Sittwe Photograph: Gemunu Amarasinghe/AP

A Rohingya boy washes vegetables at a camp Photograph: Soe Than Win/AFP/Getty Images

A Rakhine Buddhist woman and her child sit with their belongings after taking temporary shelter at a Buddhist monastery in Sittwe Photograph: Gemunu Amarasinghe/AP

Internally displaced Rohingya people walk towards a school used as a refuge in Sittwe Photograph: Gemunu Amarasinghe/AP

Members of the displaced Rohingya minority living in camps are refusing to leave because they don't trust the Burmese authorities Photograph: Gemunu Amarasinghe/AP