Seems academic: high mountains, low mountains, earth quakes, tidal waves, galactic ice, plate tectonics. The earth was turned inside out and upside down. All the homo sapiens perished except for eight who found grace. The details to six decimal places is not necessary. The eight are now over seven billion in spite of planned parenthood and other Molech worship.
Some highly educated folk are still trying to figure out if the first man Adam had a navel.
The Great Flood of Noah is a glaring reminder that God has a penalty for sin.
Time to repent, redemption draws nearer.
Even so, come, Lord Jesus.
Bro. James