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Found 6 results

  1. Texas cave sediment upends meteorite explanation for global cooling by Baylor University August 1, 2020 https://phys.org/news/2020-07-texas-cave-sediment-upends-meteorite.html The paper is: Sun, N, Brandon, A.D., Forman, S.L., Waters, M.R. and Befus, K.S., 2020. Volcanic origin for Younger Dryas geochemical anomalies ca. 12,900 cal B.P. Science Advances, 6(31), eaax8587 https://advances.sciencemag.org/content/6/31/eaax8587 Related papers: Holliday, V.T., Bartlein, P.J., Scott, A.C. and Marlon, J.R., 2020. Extraordinary biomass-burning episode and impact winter triggered by the Younger Dryas cosmic impact∼ 12,800 years ago, parts 1 and 2: a discussion. The Journal of Geology, 128(1), pp.69-94. https://www.journals.uchicago.edu/doi/abs/10.1086/706264 Wolbach, W.S., Ballard, J.P., Mayewski, P.A., Kurbatov, A., Bunch, T.E., LeCompte, M.A., Adedeji, V., Israde-Alcántara, I., Firestone, R.B., Mahaney, W.C. and Melott, A.L., 2020. Extraordinary Biomass-Burning Episode and Impact Winter Triggered by the Younger Dryas Cosmic Impact∼ 12,800 Years Ago: A Reply. The Journal of Geology, 128(1), pp.95-107. https://www.journals.uchicago.edu/doi/abs/10.1086/706265 Yours, Paul H.
  2. New evidence that an extraterrestrial collision 12,800 years ago triggered an abrupt climate change for Earth, the Conversation, October 22, 2019 https://theconversation.com/new-evidence-that-an-extraterrestrial-collision-12-800-years-ago-triggered-an-abrupt-climate-change-for-earth-118244 the paper is: Moore, C.R., M.J. Brooks, A.C. Goodyear, T.A. Ferguson, A.G. Perrotti, S. Mitra, A. Listecki, B. King, D.J. Mallinson, C.S. Lane, B. Shapiro, J. Knapp, A. West, D.L. Carlson, W. Wolbach, T.R. Them, S.M. Harris, and S. Pyne-O’Donnell. 2019. Sediment Cores from White Pond, South Carolina, contain a platinum anomaly, pyrogenic carbon peak, and coprophilous spore decline at 12.8 ka. Scientific Reports volume 9, Article number: 15121 (2019) https://www.nature.com/articles/s41598-019-51552-8 Regardless of how the platinum anomaly is interpreted, White Pond, a Carolina Bay predates it and the Younger Dryas. Thus, the above paper further supports the idea that the Carolina Bays are not connected to Younger Dryas event as concluded by: Schaetzl, R.J., Sauck, W., Heinrich, P.V., Colgan, P.M. and Holliday, V.T., 2019. Commentary on Klokočník, J., Kostelecký, and Bezděk, A. 2019. The putative Saginaw impact structure, Michigan, Lake Huron, in the light of gravity aspects derived from recent EIGEN 6C4 gravity field model. Journal of Great Lakes Research 45: 12–20. A related paper is: Krause, T.R., Russell, J.M., Zhang, R., Williams, J.W. and Jackson, S.T., 2019. Late Quaternary vegetation, climate, and fire history of the Southeast Atlantic Coastal Plain based on a 30,000-yr multi-proxy record from White Pond, South Carolina, USA. Quaternary Research, 91(2), pp.861-880. Vancouver Yours Paul H.
  3. Asteroids, Micro Diamonds, and the Younger Dryas with Jens Notroff: Archaeological Fantasies Ep 106 Archaeological Fantasies Podcast https://player.fm/series/archaeological-fantasies-podcast/asteroids-micro-diamonds-and-the-younger-dryas-with-jens-notroff-archaeological-fantasies-ep-106 https://player.fm/series/archaeological-fantasies-podcast The Deus ex machina for the destruction of civilizations, either imaginary or real, seems to be comet impacts. Remix – Atlantis in Sardinia with Dr. Emily Holt Archaeological Fantasies ep 107 https://player.fm/series/archaeological-fantasies-podcast/remix-atlantis-in-sardinia-with-dr-emily-holt-archaeological-fantasies-ep-107 https://player.fm/series/archaeological-fantasies-podcast Yours, Paul H.
  4. This article appears in the July 7, 2018 issue of Science News with the headline, «The impact hypothesis that won't die: Critics are still unconvinced that a comet caused a mysterious cold snap 12,800 years ago» https://www.sciencenews.org/article/younger-dryas-comet-impact-cold-snap
  5. The discussion continues. Discovery of widespread platinum may help solve Clovis people mystery, University of South Carolina, March 9, 2017 https://www.sciencedaily.com/releases/2017/03/170309120656.htm http://www.sc.edu/uofsc/posts/2017/03/uofsc_archaeologists_discover_platinum_at_clovis_sites.php Moore, C.R., West, A., LeCompte, M.A., Brooks, M.J., Daniel Jr, I.R., Goodyear, A.C., Ferguson, T.A., Ivester, A.H., Feathers, J.K., Kennett, J.P. and Tankersley, K.B., 2017. documented at the Younger Dryas onset in North American sedimentary sequences. Scientific Reports, 7, p.44031. http://www.nature.com/articles/srep44031 http://1f9hwg1wionh254zdu2abfkg.wpengine.netdna-cdn.com/wp-content/uploads/srep44031.pdf https://www.academia.edu/31867816/Widespread_platinum_anomaly_documented_at_the_Younger_Dryas_onset_in_North_American_sedimentary_sequences_OPEN The number of publications on this topic must be closing in on circa 180 to 200 by now. Yours, Paul H.
  6. New papers about the Allerød–Younger Dryas boundary are: Andronikov, A.A., A. Van Hoesel, I. E. Andronikov, and W. Z. Hoek,2016, Trace Element Distribution and Implications in Sediments Across the The Allerod–Younger Dryas Boundary in the Netherlands and Belgium. Geografiska Annaler: Series A, Physical Geography. Early View (Online Version of Record published before inclusion in an issue) http://onlinelibrary.wiley.com/doi/10.1111/geoa.12140/abstract https://www.researchgate.net/publication/307902489_TRACE_ELEMENT_DISTRIBUTION_AND_IMPLICATIONS_IN_SEDIMENTS_ACROSS_THE_ALLEROD-YOUNGER_DRYAS_BOUNDARY_IN_THE_NETHERLANDS_AND_BELGIUM_TRACE_ELEMENT_DISTRIBUTION_ACROSS_THE_ALLEROD-YOUNGER_DRYAS_BOUNDARY Jesse Tune, 2016, The Clovis–Cumberland–Dalton Succession: Settling into the Midsouth United States during the Pleistocene to Holocene Transition. PaleoAmerica. Pages 1-13 | Published online: 17 Aug 2016 http://tandfonline.com/doi/full/10.1080/20555563.2016.1199193 https://www.researchgate.net/publication/306255633_The_Clovis-Cumberland-Dalton_Succession_Settling_into_the_Midsouth_United_States_during_the_Pleistocene_to_Holocene_Transition https://www.academia.edu/27844014/The_Clovis-Cumberland-Dalton_Succession_Settling_into_the_Midsouth_United_States_during_the_Pleistocene-to-Holocene_Transition.pdf and Surovell, T. A. J. R. Boyd, C. V. Haynes Jr., and G. W. L. Hodgins, 2016, On the Dating of the Folsom Complex and its Correlation with the Younger Dryas, the End of Clovis, and Megafaunal Extinction. PaleoAmerica, 2:2, 81-89, DOI: 10.1080/20555563.2016.1174559 http://dx.doi.org/10.1080/20555563.2016.1174559 http://www.uwyo.edu/surovell/pdfs/paleoamerica 2016.pdf https://www.researchgate.net/publication/301599342_On_the_Dating_of_the_Folsom_Complex_and_its_Correlation_with_the_Younger_Dryas_the_End_of_Clovis_and_Megafaunal_Extinction Yours, Paul H.
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