Other naturalists used these hypotheses to construct a history of Earth, though their timelines were inexact as they did not know how long it took to lay down stratigraphic layers.
Andre videnskabsmænd brugte disse hypoteser til at fastlægge Jordens historie, omend deres tidslinjer var unøjagtige, fordi de ikke var klare over, hvor lang tid det tog at danne de stratigrafiske lag.