Island In The Sand

CAN A SAFE HAVEN BE FOUND ON THE SURFACE OF A DEVASTATED POST-APOCALYPTIC FUTURE WORLD?
There was no place on earth. No orphans, wandering toddlers or strange children of any kind would be allowed entry to any tribe. There was insufficient sustenance left for the surviving population to allow for even the most minimal relief or tender mercy. Stray animals were to be hunted for their flesh. Outsider adults were to be treated the same as the animals, except their flesh was never to be consumed...