And the poop. Imagine having to deal with the poop. And the food supply, that would take another ten Arks. And building the Ark as described out of wood with the tools of the time would take 3000 man years.
Noah found a way to use animal poop to produce high grade gas. He used it to run gas engines and generators for electric equipment. He recycled the saw dust by feeding it to termites that gave off methane, which he captured to run the cooking stoves that cooked the food hr fed to his crew.
He was the Ben Franklin of his time.
But Jesus looked at them and said, With man this is impossible, but with God all things are possible.