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How far back is carbon dating good for

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XXX Photo How far back is carbon dating good for.

We make our world significant by the courage of our questions and by the depth of our answers. Earth Sciences How far back can you go before carbon dating becomes unreliable? How far back can you go before carbon dating becomes unreliable?

Yesterday I was speaking with a friend How far back is carbon dating good for is a Jehovah's Witness, so obviously he believes in the flood, and that humans have only been on the earth for 6, He says he knows a lot about carbon dating, and that it's only accurate if you're dating something that's within the last 3, years, after that, it can be very inaccurate. He also says that water will cause extreme variation in dating, do for example an object only years old that's been in water for that time may be dated at 1, years old.

So if you factor in a global flood, the dating of certain objects makes sense to say humans have only been on earth for 6, years. How much of this is true? To be blunt, virtually none of it there is a sort of bastardization of one real thing, more on that in a minute.

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Wikipedia has a pretty thorough and extensive discussion of radiocarbon dating, which I'd encourage you to look through along with our FAQ on radiometric dating a lot of which is focused on C As for the water bit, I suspect they're kind of poorly describing a reservoir effect, specifically the marine effect.

As described in the wiki article, CO2 with some of the C atoms within the CO2 molecule being the radioactive C 14 is dissolved into surface waters of How far back is carbon dating good for ocean as carbonate and bicarbonate.


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