The Palestinian Authority and the United Nations have made a joint call for funding to provide humanitarian assistance to 1.8 million Palestinians.
Most of the $571m (GBP395m) requested with this year will likely be spent on food assistance.
One Palestinian official warned that any food shortage could see the already volatile situation in the Palestinian Territories “burst”.
Some 190 deaths have been led to by a current wave of violence between Israelis and Palestinians.
Twentynine Israelis are killed in shooting stabbing or auto -ramming attacks by Palestinians or Israeli Arabs since October.
More than 160 Palestinians – mainly attackers, Israel says – have also been killed because period.
The assailants who have been killed have either been shot dead security forces or by their victims as they carried out attacks. Some attackers have been detained. Other Palestinians have been killed in battles with Israeli troops.