The field’s governing body ratified a vote by scientists on the contentious issue, ending a long effort to update the timeline of Earth’s history. By Raymond Zhong The highest governing body in ...
Earth's 4.5 billion year geological history is full of death and rebirth, mass extinctions and explosions of biodiversity, with different periods often marked by cataclysmic changes that radically ...
Introduction / F.M. Gradstein -- Chronostratigraphy : linking time and rock / F.M. Gradstein, J.G. Ogg and A.G. Smith -- Biostratigraphy : time scales from graphic ...
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