Changhsingian

English Alternative forms en Changxingian en Changshingian rare Etymology From en cmn 長興, Wade-Giles romanization: Chʻang²-hsing¹; named after Changxing County in China. Proper noun en geology paleontology A subdivision of the Permian period. en 10 April 2015 M. O. Clarkson; S. A. Kasemann; R. A. Wood; T. M. Lenton; S. J. Daines; S. Richoz; F. Ohnemueller; A. Meixner; S. W. Poulton; E. T. Tipper Ocean acidification and the Permo-Triassic mass extinction https://archive.org/details/Science_April_10_2015_USA/ Science (journal) Science 348 6231 0036-8075 229–230 https://archive.org/details/Science_April_10_2015_USA/page/n92/ There is no evidence for a large drop in PCO2, and independent proxy data indicate only a minor temperature decrease of a few degrees Celsius during the Changhsingian (22), suggesting that these mechanisms alone cannot explain the pH increase (fig. S5). en January 11, 2022 Li Yuan Investigating benthic marine redox conditions from late Permian to earliest Triassic w:Phys.org https://web.archive.org/web/20220111150715/https://phys.org/news/2022-01-benthic-marine-redox-conditions-late.html 11 January 2022 https://phys.org/news/2022-01-benthic-marine-redox-conditions-late.html Earth Sciences Anoxic/euxinic benthic marine conditions prevailed throughout the middle Wuchiapingian to the early Changhsingian at Shangsi, which persisted for 3.9 Myr (256.974–253.073 Ma). This long-term middle Wuchiapingian-early Changhsingian anoxia event could be correlated both regionally and globally, and was caused by paleogeographic restrictions, relative high sea levels, high marine productivities, and possible global climate changes. Translations Catalan: ca Txangsingià Dutch: nl Changhsingien French: fr Changxing'ien German: de Changhsingium Hungarian: hu changhsingi Italian: it Changhsingiano Polish: pl czangsing m-in Spanish: es Changhsingiense en Geological periods