When Did the Earth's Crust Start to Shift? Scientists Uncover Evidence of Plate Tectonics Happening 3.48 Billion Years Ago
A new study provides the oldest direct evidence of tectonic plate movement ever recorded
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www.smithsonianmag.com/smart-news/when-did-the-earths-crust-start-to-shift-scien
www.smithsonianmag.com/smart-news/when-did-the-earths-crust-start-to-shift-scien
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