Sunday, February 13, 2011

World Population Trivia

trivia question going around: what event in 1960 causes the shocking dip around 1960 at this census bureau chart?

http://www.census.gov/ipc/www/idb/worldpopchggraph.php

3 comments:

Anonymous said...

Do you have an authoritative answer? I would guess introduction of TV to US/Europe/SA/India or perhaps introduction of family size restrictions in China?

-F

Carlw4514 said...

getting colder with first suggestion, warmer with second ...

can't be sure if answer I got is authoritative, but is believable. Someone must know

Anonymous said...

I was going to guess china's one child policy as well.