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巨大的近海浮石矿床记录了圣托里尼祖先的浅海海底爆炸性喷发
Communications Earth & Environment ( IF 8.1 ) Pub Date : 2024-01-15 , DOI: 10.1038/s43247-023-01171-z
Tim Druitt , Steffen Kutterolf , Thomas A. Ronge , Christian Hübscher , Paraskevi Nomikou , Jonas Preine , Ralf Gertisser , Jens Karstens , Jörg Keller , Olga Koukousioura , Michael Manga , Abigail Metcalfe , Molly McCanta , Iona McIntosh , Katharina Pank , Adam Woodhouse , Sarah Beethe , Carole Berthod , Shun Chiyonobu , Hehe Chen , Acacia Clark , Susan DeBari , Raymond Johnston , Ally Peccia , Yuzuru Yamamoto , Alexis Bernard , Tatiana Fernandez Perez , Christopher Jones , Kumar Batuk Joshi , Günther Kletetschka , Xiaohui Li , Antony Morris , Paraskevi Polymenakou , Masako Tominaga , Dimitrios Papanikolaou , Kuo-Lung Wang , Hao-Yang Lee
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更新日期:2024-01-16
Communications Earth & Environment ( IF 8.1 ) Pub Date : 2024-01-15 , DOI: 10.1038/s43247-023-01171-z
Tim Druitt , Steffen Kutterolf , Thomas A. Ronge , Christian Hübscher , Paraskevi Nomikou , Jonas Preine , Ralf Gertisser , Jens Karstens , Jörg Keller , Olga Koukousioura , Michael Manga , Abigail Metcalfe , Molly McCanta , Iona McIntosh , Katharina Pank , Adam Woodhouse , Sarah Beethe , Carole Berthod , Shun Chiyonobu , Hehe Chen , Acacia Clark , Susan DeBari , Raymond Johnston , Ally Peccia , Yuzuru Yamamoto , Alexis Bernard , Tatiana Fernandez Perez , Christopher Jones , Kumar Batuk Joshi , Günther Kletetschka , Xiaohui Li , Antony Morris , Paraskevi Polymenakou , Masako Tominaga , Dimitrios Papanikolaou , Kuo-Lung Wang , Hao-Yang Lee
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岛弧的大规模火山喷发将火山碎屑流注入海洋盆地,影响生态系统并引发海啸,威胁沿海社区和基础设施。风险评估需要对此类高度危险事件进行可靠记录,这具有挑战性,因为大多数产品都埋在海底。在这里,我们报告了 IODP 第 398 号探险队在 520 ± 10 年前,圣托里尼火山高强度浅层海底喷发期间在水深 200 至 1000 米处发现的巨型流纹质浮石矿床。排入海中的火山碎屑流转变为浊流和泥浆,在周围的海盆中形成厚度达 150 m >89 ± 8 km 3的火山碎屑巨浊积岩,同时喷发柱冲破海面,在其上形成了火山碎屑岩层。三个岛屿。这次喷发是南爱琴海火山弧上有记录的最大规模的喷发之一,凸显了海底爆炸性喷发的危险。
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