RE: Assumptions when calculating the age of the Earth by sooflauschig

science · @sooflauschig · May 1 '18

$0.08

You summarized the historical approaches to calculating the age of the Earth very well.

If I may add:
Today we use Pb-isotopes and compare the terrestrial ones to the  Pb-isotope trend of meteorites, yielding the currently used age of 4.54 Ga

👍 gra

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