The Economist did in 2005 and repeated their warning in 2007...so anyone who can read and care could have known! The plain and simple fact is they didn't.
Very much like "we" are doing right now in regards to climate change. Only fools are not preparing themselves for what is coming. That too again means most of humanity.
https://www.economist.com/special-report/2005/06/16/in-come-the-waves