Intro -- Preface -- References -- Contents -- 1 Why Hadean? -- Abstract -- 1.1 Introduction -- 1.2 Organization of This Book -- 1.2.1 A Brief Overview -- 1.2.2 Chapter Themes -- 1.3 Defining the ...
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Hadean zircons reveal crust recycling and continent formation more than 4 billion years ago
Parts of ancient Earth may have formed continents and recycled crust through subduction far earlier than previously thought.
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What Hadean Earth was really like before life began
Long before oceans stabilized and continents formed, Hadean Earth was a world of molten rock, relentless asteroid impacts, and toxic atmospheres. Surface temperatures were extreme, and the young ...
Fresh evidence suggests early Earth wasn’t locked under a rigid stagnant lid but was already experiencing intense subduction. Ancient melt inclusions and advanced simulations point to continents ...
The oldest crystals formed on Earth contain signs that continents existed during the Hadean Eon and were being subducted into the mantle more than 4 billion years ago. If true, this would not only ...
Hanika Rizo receives funding from the Natural Sciences and Engineering Research Council of Canada (NSERC). Jonathan O’Neil receives funding from the Natural Sciences and Engineering Research Council ...
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