Israeli attacks have created deplorable conditions across Gaza, but humanitarian groups say the month-long siege of towns in the north have essentially rendered the area unlivable.And they accuse Israel's military of inflicting starvation and destruction to ensure hundreds of thousands of Palestinians can never return to their homes.

We spoke to Juliette Touma, communications director of the UN’s agency for Palestine refugees, about the existential crisis it is facing.

Israel has been waging an offensive in Gaza’s northernmost end for weeks, saying it is targeting Hamas militants who regrouped in the area.