“it would be more stable at Southern latitudes—in places like Australia—further away from the equatorial fallout cloud.”
The Northern Hemisphere will be a complete wasteland.
We will be waiting “On the Beach”. GHW Bush said NATO will move no farther East, we will stand down on expansion, until Biden restarts the Cold War all by his little self. The best that can happen is someone decapitate the government, or we will all be breathing dust from a nuclear exchange. Biden is too weak to stand down. It takes strength to compromise, he loves the nuclear button.