57.2k views
1 vote
How long did it take for the human population on Earth to go from two billion to six

billion?

less than 50 years
less than 100 years
less than 150 years
less than 200 years

1 Answer

3 votes

If I am correct, it took less than 50 years for the human population to sky rocket

:)


User RAGOpoR
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