The species would survive the end of faber-Bosch, yes; in some diminished form.
But the species would not survive, if for some reason we needed to voluntarily stop using faber-Bosch in order to do so—it would take some kind of supernatural event to convince everyone, and even then some countries would probably keep doing it.
But the species would not survive, if for some reason we needed to voluntarily stop using faber-Bosch in order to do so—it would take some kind of supernatural event to convince everyone, and even then some countries would probably keep doing it.