Syrian refugees in Lebanon (Wikimedia Commons)

The UN estimates that close to half of Syria's population has already been displaced. Large parts of the Syrian population are threatened by starvation.

More than 2.3 million refugees have fled to neighboring Lebanon, Jordan, Turkey and the Kurdish north of Iraq, where many struggle to find shelter, heating and food as winter has taken hold.

More than 70 people were killed in Syria's second city of Aleppo on Monday morning after Syrian air force helicopters dropped explosives on three opposition neighborhoods. 

Read more at Reuters.

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