More than 60% of the well over one million refugees who have poured into neighbouring Uganda are under the age of 18, government and United Nations (UN) officials say. More than two million people have fled South Sudan overall.

Amid the fighting, over 75 000 children have found themselves on their own in Uganda and other neighbouring countries, according to the UN refugee agency, separated from their families in the chaos or sent by their parents to relative safety.

While many children have reunited with relatives after crossing the border, others are matched by aid workers with foster families in an effort to minimise the disruption in their lives. Without parents, some children are left vulnerable to exploitation and abuse, aid workers say.

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