There was a big dependence on canning, drying, salting, etc during the last hundred years as urbanization skyrocketed. Food preservation was still developing; t

There was a big dependence on canning, drying, salting, etc during the last hundred years as urbanization skyrocketed. Food preservation was still developing; the refrigerator didn't really become commonplace until mid-century. Also of note, in recent decades refrigerated trucks and global shipping lines have enabled out-of-season availability for a lot of produce that, fifty years ago, could not be had fresh for any price nine months of the year.