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Children are going without food for days and some people are resorting to grinding animal feed into flour to survive, says the BBC who spoke to people living in north Gaza. People also described digging down into the soil to access water pipes, for drinking and washing.

International charity ActionAid has said that food is becoming so scarce in Gaza that people are resorting to eating grass. “Every single person in Gaza is now hungry, and people have just 1.5 to 2 litres of unsafe water per day to meet all their needs,” said ActionAid in a statement published that warned intensifying attacks in Rafah would have “disastrous consequences”.

Exclusive: IDF troops shed light on their experience of fighting in the territory, where Palestinian casualties have passed 27,700

Demobilised Israeli reservists have described how they deployed massive fire power in a brutal, complex and often one-sided war of sporadic but intense clashes that has reduced much of Gaza to ruins.

They spoke, too, of the challenge of fighting on unfamiliar ground that is well-known to Hamas and which offered easy opportunities for surprise attacks, despite Israel’s conventional military superiority and air power.