The geological clock: a projection of Earth’s 4,5 Ga history on a clock (“MA” = a million years (Megayear) ago; “GA” = a billion years (Gigayear) ago)
I’m just fascinated by what a tiny portion of the total time is covered by dinosaurs and other things we find familiar. We (humans) are pretty much microscopic.
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Geological Clock If every book that has ever been written were combined and said to represent the life-span of Earth,...
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