4 ms·
Well according to Wikipedia (https://en.wikipedia.org/wiki/World_human_population https://en.wikipedia.org/wiki/World_human_population), world population in 180
by jonathanleane 11y ago
Well according to Wikipedia (https://en.wikipedia.org/wiki/World_human_population https://en.wikipedia.org/wiki/World_human_population), world population in 1800 was estimated at one billion. It was estimated at 400m in 1000 AD.
So yeah, not sure where that 100 million comes from.