Submitted by pog_irl t3_11cyre4 in askscience
Pandarmy t1_ja9bocd wrote
Reply to comment by Undercover_in_SF in How is radioactive dating used to determine historical greenhouse gas levels and temperatures? by pog_irl
Right, which is why they probably use potassium or krypton instead of carbon. I'm just not as familiar with their isotopes or halflives which is why I used carbon in my example.
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