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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Huvudupphovsmän: Surovell, Todd A., Holliday, Vance T., Gingerich, Joseph A. M., Ketron, Caroline, Haynes, C. Vance, Hilman, Ilene, Wagner, Daniel P., Johnson, Eileen, Claeys, Philippe
Materialtyp: Artigo
Språk:Inglês
Publicerad: National Academy of Sciences 2009
Ämnen:
Physical Sciences
Länkar: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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