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A brief history of earth
Earth fashioned round 4.Fifty four billion years ago, approximately one-third the age of the universe, by accretion from the solar nebula. Volcanic outgassing probable created the primordial ecosystem after which the sea, but the early surroundings contained nearly no oxygen.
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- Section: Summaries
- Made on: 01-11-2022
- Type: .pdf
- Pages: 8
- Language: English
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