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Earth was once a “Green Marble” before its oceans turned blue – Earth.com

Posted on Author Tim Hodges Comments Off on Earth was once a “Green Marble” before its oceans turned blue – Earth.com
  1. Earth was once a “Green Marble” before its oceans turned blue  Earth.com
  2. Earth’s Oceans Were Once Green, Says Study of Volcanic Waters  ScienceAlert
  3. The Earth’s oceans were once green. Then, cyanobacteria and iron came in  ZME Science
  4. The ocean wasn’t always blue, a green comeback might be near: Study suggests  Times of India
  5. ‘Green, red, even purple’: The true colors of Earth’s past and future oceans  Business Today