The number of Syrian refugees has exceeded 1 million and is expected to keep rising, straining relief organizations and neighboring countries. "If the world does not act now, we might soon face an explosion that no international response could manage. This must not be allowed. The Syrian crisis is now at a tipping point," writes Antonio Guterres, United Nations high commissioner for refugees. Promised aid funding has been slow in arriving, writes Caroline Gluck of Oxfam.
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