Cannibalism in famine.

Is cannibalism a sin? Judge for yourself,

For millennia ago, the human has survived everything the world has proposed, and has found a way to do it, when lacking the warmth he discovered the fire, if the cure was sick, etc.. What will happen when we hunger threatens them? Today alimeticios resources are being depleted as we produce them, will be the day that we have to feed synthetically end? ... or will resort to cannibalism?

Science or instinct?

You choose.