Submitted by pog_irl t3_11cyre4 in askscience
_PM_ME_PANGOLINS_ t1_ja79622 wrote
Reply to comment by [deleted] in How is radioactive dating used to determine historical greenhouse gas levels and temperatures? by pog_irl
This is not true. Radiocarbon dating works on anything that exchanges carbon with the atmosphere, which includes air bubbles trapped in ice cores. You can approximate the year when the exchange stopped.
Other kinds of radioactive dating work on different materials, often rock.
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