That podcast episode (which is great) said the rise was about a 2.5cm per year (or 0.3m/day horizontally). Not that rapid.
Minutes 23-30 https://podcasts.apple.com/us/podcast/8-the-sumerians-fall-of-the-first-cities/id1449884495?i=1000454904678
It’s solar panels. Saved you a click.
Carbon steel or cast iron all the way.