12
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en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
47466
4591
2

jan 27, 1974 - World population at 4 billion

Added to timeline:

7 months ago
0
0
119
C20th

Date:

jan 27, 1974
Now
~ 44 years ago
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