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An independent evaluation of the Younger Dryas extraterrestrial impact hypothesis
Based on elevated concentrations of a set of “impact markers” at the onset of the Younger Dryas stadial from sedimentary contexts across North America, Firestone, Kennett, West, and others have argued that 12.9 ka the Earth experienced an impact by an extraterrestrial body, an event that had devasta...
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| Main Authors: | , , , , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
National Academy of Sciences
2009
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2775309/ https://ncbi.nlm.nih.gov/pubmed/19822748 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1073/pnas.0907857106 |
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