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題 名 | High-resolution Carbonate Stratigraphy of IMAGES Core MD972151 from South China Sea=南中國海IMAGES岩心MD972151之高解析度碳酸鹽地層 |
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作 者 | 黃奇瑜; 王嘉群; 趙美訓; | 書刊名 | Terrestrial, Atmospheric and Oceanic Sciences |
卷 期 | 10:1 1999.03[民88.03] |
頁 次 | 頁225-238 |
分類號 | 356.2 |
關鍵詞 | 南中國海; 岩心; 碳酸鹽地層; South China Sea; Carbonate stratigraphy; Ice volume; Terrigenous input; |
語 文 | 英文(English) |
英文摘要 | High-resolution carbonate stratigraphy of the deep-sea core MD972151 from the southwestern South China Sea shows millennial-scale variability similar to oxygen isotopic fluctuations recorded in ice cores from Greenland. In a long term of glacial-interglacial scale, carbonate contents in the inter- glacial time (up to 25 % by weight) were higher than that in the glacial periods (5-15 % by weight). Even for the last glacial, carbonate contents are relatively high in the interstadial events and low in the stadial horizons. This demonstrates clearly that carbonate content in the continental slope above the lysocline in the southwestern South China Sea is primarily con- trolled by dilution of terrigenous inputs, which in turn is due to sea-level fluctuations in response to changes of ice volume in high latitude regions. |
本系統中英文摘要資訊取自各篇刊載內容。