Guardatevi il video......
How the world went from 170 million people to 7.3 billion, in one map
http://www.vox.com/2016/1/30/1087287...population-map
Guardatevi il video......
How the world went from 170 million people to 7.3 billion, in one map
http://www.vox.com/2016/1/30/1087287...population-map