YUP.
We've been talking about that around here for at least fifteen years.
The Dark Ages : Were They Darker Than We Imagined?
A good book on the subject:
Reading this now;
https://www.amazon.com/Catastrophe-Investigation-Origins-Modern-Civilization/dp/0345408764/ref=sr_1_3?ie=UTF8&qid=1497778984&sr=8-3&keywords=catastrophe+book
The premise is a asteroid or volcano occurred in 535 AD.
Over the next few years as much as half of the population died off, empires fell, plagues, etc.
It created the civilization we have today.
it would be similar if it happened today.
YUP.
We've been talking about that around here for at least fifteen years.
The Dark Ages : Were They Darker Than We Imagined?
A good book on the subject: