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Uploaded by madllamaboy on Jun 13, 2009
A world population counter in Maropeng, a science museum in Johannesburg, South Africa. The U.N. predicts that the world population will be at around 9.1 billion people by 2050! What a big (not small) world!
Science & Technology
Standard YouTube License
Does anyone know if you can buy something like this. Like a digital read out device that you can put any number on and make it progressively rise?
lanser87 1 year ago
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Does anyone know if you can buy something like this. Like a digital read out device that you can put any number on and make it progressively rise?
lanser87 1 year ago