Inside Ras Jdir camp on the Libyan border with Tunisia

Men from Bangladesh wait patiently for information about their repatriation at a United Nations displacement camp in Ras Jdir, Tunisia Photograph: Dan Kitwood/Getty Images

A man pushes his belongings towards a United Nations displacement camp in Ras Jdir, Tunisia Photograph: Dan Kitwood/Getty Images

Malian refugees, who fled from Libya, try to warm their hands with a fire at the Choucha refugees camp near the Tunisian border Photograph: Dominique Faget/AFP/Getty Images

A Tunisian flag flies above tents in the Choucha refugee camp at the Ras Jdir post near the Tunisian border Photograph: Joel Saget/AFP/Getty Images

Two migrant workers who fled unrest in Libya eat their breakfast as others line up behind waiting to get their meal at the Office of the United Nations High Commissioner for Refugees (UNHCR) tent refugee camp, several kilometers from the border crossing at Ras Jdir, Tunisia Photograph: Jim Hollander/EPA

A group of migrant workers who fled the conflict in Libya arrive at the camp set up by the UN commissioner for refugees in Tunisia, several kilometres from the Ras Jdir border crossing Photograph: Jim Hollander/EPA

Evacuees wait to be registered at the refugee camp. The camp holds thousands of migrant workers and refugees from countries such as Bangladesh, Somalia and Ghana Photograph: Yannis Behrakis/Reuters

A man from Bangladesh, who used to work in Libya but fled the unrest, waits for information regarding his repatriation Photograph: Emilio Morenatti/AP

A refugee walks through the refugee camp in Ras Jdir Photograph: Ciro Fusco/EPA

A Bangladeshi evacuee holds his compatriots' passports Photograph: Zohra Bensemra/Reuters

Men from Bangladesh, who have fled from Libya, wash themselves in makeshift facilities at the Ras Jdir refugee camp Photograph: Emilio Morenatti/AP

A Bangladeshi man tries to improve the support of his tent Photograph: Spencer Platt/Getty Images

Men who recently crossed into Tunisia from Libya wait in line for food. Organisations have provided hot meals, shoes and toilets as the migrants wait to be transferred to their home countries Photograph: Spencer Platt/Getty Images

A Bangladeshi man walks through crowds oi refugees with his food Photograph: Spencer Platt/Getty Images

Bangladeshi refugees from Libya wait for their names to be called to get documents to be repatriated Photograph: Joel Saget/AFP/Getty Images

A Malian refugee sits by a campfire at the refugee camp at Ras Jdir Photograph: Mohamed Messara/EPA