Well, considering this fallen world is temporary ruled by the prince of darkness and his spawns, and there's nuclear weapons all over the world and the evil one is...well, the evil one, you do the math ! It's just a matter of time a worldwide bio chemical nuclear war happens, and I wonder if it would already happen in our current lifetime.
This ancient world is called the valley of the shadow of the death for a reason !
Stay alert, by the Lord's Wisdom !