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A view of refugees walking at the Mbere refugee camp on May 3, 2012, near Bassiknou, southern Mauritania, 60 km from the border with Mali. The conflict in Mali has caused nearly 150,000 people to flee the country, while about another 230,000 are internally displaced, the UN humanitarian agency said on January 15, 2013. According to OCHA, the UN High Commissioner for Refugees has registered 144,500 refugees in neighbouring countries -- 54,100 in Mauritania, 50,000 in Niger, 38,800 in Burkina Faso and 1,500 in Algeria.AFP PHOTO / ABDELHAK SENNAABDELHAK SENNA/AFP/Getty Images
A view of refugees walking at the Mbere refugee camp on May 3, 2012, near Bassiknou, southern Mauritania, 60 km from the border with Mali. The conflict in Mali has caused nearly 150,000 people to flee the country, while about another 230,000 are internally displaced, the UN humanitarian agency said on January 15, 2013. According to OCHA, the UN High Commissioner for Refugees has registered 144,500 refugees in neighbouring countries -- 54,100 in Mauritania, 50,000 in Niger, 38,800 in Burkina Faso and 1,500 in Algeria.AFP PHOTO / ABDELHAK SENNAABDELHAK SENNA/AFP/Getty Images

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Mali's refugee crisis worsening

Fears for tens of thousands of people who fled violence in Mali as they find themselves stranded in desert refugee camps.

Mali's refugee crisis worsening

Fears for tens of thousands of people who fled violence in Mali as they find themselves stranded in desert refugee camps.