With more than US$10 billion pledged, Syrian refugees also deserve the chance to work and go to school, to prevent radicalization and despair.

That was the impassioned plea from UN Secretary-General Ban Ki-moon on Thursday, as more than 70 world leaders gathered in London for a UN conference on the humanitarian crisis continuing in Syria, and along its borders.

UN agencies and governments in the region, who have taken in nearly 5 million refugees, had originally asked for 9 billion dollars for immediate and long-term aid.

Nicki Chadwick reports from London.

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