Abstract:Although the origin of life cannot be dated with precision, life must have appeared soon after the cooling of the Earth, when the existence of liquid water on the planet enabled primitive oceans to exist. In fact, fossil records support the evidence of life on Earth earlier than 3400 Ma ago. In order to understand the origin of life, it is useful to track geochemical factors such as the presence of carbon and isotopic evidence, which also suggests the presence of microbials. Eoarchean crustal rocks are located… Show more
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