To recent reviews of all the countries combined the estament of the population is 7 - 8 1/2 Billion people. In the USA there is about 350 Million People. In China and India the most populated countrys in the world have about 1 1/2 Billion people each. There is so many people that China has a strict 1 child limit. The Earth is like a bag of popcorn it pops as people are born.
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