How Did We Hit the 7 billion Mark?
The World's population reached 7 billion on October 31, 2011. Here is a question for all of us : how exactly did we hit the 7 billion mark? It is hard to imagine…
The World's population reached 7 billion on October 31, 2011. Here is a question for all of us : how exactly did we hit the 7 billion mark? It is hard to imagine…










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