Israel’s military has informed the United Nations that the entire population of northern Gaza should relocate to the southern half of the territory within 24 hours, the U.N. spokesman, Stéphane Dujarric, said late on Thursday night, adding that such a movement — involving over one million people — would lead to “devastating humanitarian consequences.”
1million+ people on foot in a war zone all heading in one direction on war torn infrastructure will be a disaster even without cars.
Don’t forget that the shelling has already been going on for awhile now.
And all that assumes you’re actually physically capable of walking to the safe zone