In an essay I read years ago by Isaac Asimov, he estimated that some 100 billion human beings have walked the face of the earth throughout human history (existence.) In a recent post here an Yahoo! Answers, someone cited a website where the current estimate was about 106 billion. The current world population is estimated at 6.5 billion.
(The preferred wording for your question is: 'How many people have lived since....')
2006-07-15 13:18:47
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answer #1
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answered by Its not me Its u 7
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Easy math 6.5 billion now given a ratio average of .1 decrease every year would be 5.5 billion 100 years ago. lets say 4.5 billion 200 years ago and then a decrease of .05 the following years i am going to say at least 79.8 billion estmated. Then add the death factor witch is under 100 the avg age of the man and women which is 74.3 and that is about 25% of the earth that has died before 100 years of age which was the avg. ratio so probaly 90-100 billion Give or take a few from the black death!
@Joshua Washburn
Yet we all cant fly and we've been through so many generations...how odd i thought we evolved?
2006-07-15 20:39:34
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answer #2
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answered by Eternal Nihilist 1
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Hello Karla!
According to mathematics, the number of people living today is equal to the people dead! That makes 12+ billion. Adding those who did not give birth we should add some 10 - 20%, thus, I would say the humans born on Earth are approximately 15 billion!
2006-07-15 20:52:31
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answer #3
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answered by soubassakis 6
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i think its around 30 billion or something
2006-07-15 20:07:13
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answer #4
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answered by Critical Mass 4
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Billions and billions.
2006-07-15 20:06:41
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answer #5
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answered by Points whore 6
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Too many as far as I am concerned. Getting crowded on planet earth!
2006-07-15 23:12:32
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answer #6
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answered by Joyce D 4
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Every single one.
2006-07-15 20:06:04
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answer #7
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answered by songbird 6
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i don't believe ther is any way we will ever know.
to get the right count you'd have to find an impartial source, like the extinct neanderthals.
2006-07-16 18:01:42
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answer #8
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answered by Stuie 6
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Countless of them
2006-07-15 20:08:51
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answer #9
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answered by lucky 4
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Sorry , but no one knows that
2006-07-15 20:07:30
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answer #10
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answered by Anonymous
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