Earth's Oceans Were Once Green, Says Study of Volcanic Waters - ScienceAlert

  • The Conversation |
  • Technology |
  • ScienceAlert |
  • 04-11-2025 |
  • 16

Nearly three fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese researchers have made a compelling case that Earth's oceans were once green, …

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