'The U.N. designated October 12, 1999 as the date the Earth's population reached this figure'
6 billion
IN THE NEWS: The U.N. designated October 12, 1999 as the date the Earths population reached this figure
The U.N. designated October 12, 1999 as the date the Earth's population reached this figure
The U.N. designated October 12, 1999 as the date the Earth's population reached this figure
IN THE NEWS
6 billion
IN THE NEWS