Stromatolites and Oxygen
For billions of years, stromatolites reigned as Earth's dominant life form, shaping the planet's early ecosystems. The great oxygenation event marked a turning point, introducing oxygen into the atmosphere and paving the way for multicellular life. While they eventually declined due to competition and predation, stromatolites continue to offer valuable insights into Earth's history, even helping scientists understand the length of ancient days.In this clip
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Everything Everywhere Daily
The Wonderful World of Stromatolites
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