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Does Sedimentary Organic S13C Record Variations in Ocean ?CO2(aq)! During Quaternary Glaciation?

Does Sedimentary Organic S13C Record Variations in Ocean ?CO2(aq)! During Quaternary Glaciation?
沉积有机S13C记录海洋中的变化吗?CO2(aq)!
批准号:
9012172
负责人:
Greg Rau
金额:
$7.4万
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
1991
资助国家:
美国
项目状态:
已结题
起止时间:
1991-02-15 至 1993-01-31

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中文摘要
翻译
基于对现代海洋的观察, 从东方号冰芯中可以明显看出, 数据将表示为沉积物三角洲C13明显较高 (org)冰川中的价值>.>年龄层这一假设将受到检验 通过仔细选择和分析适当的材料 在存档的沉积物岩心中的层位。使用的核心将 代表赤道或赤道 高”。南>.>纬度大西洋,并将经历 在地质年代学和古海洋学方面以前的研究。 核心材料的选择将记录相关丰度 在晚第四纪间冰期和冰期, 特别注意过渡。
英文摘要
Based on observations in the modern ocean, it ishypothesized that lower glacial ocean CO2 (aq) now evident fromVostok ice core data will be expressed as significantly highersediment delta C13 (org) values in glacial>.>age strata. Thishypothesis will be tested by carefully selecting and analyzingmaterial from appropriate horizons within archived sedimentcores. The cores to be used will be representative of either theequatorial or the high>.>southern>.>latitude Atlantic Ocean, and willhave undergone previous study with respect to geochronology andpaleoceanography. Core material will be selected to documentisotopic abundances within late Quaternary interglacial andglacial periods, with special attention to the transitions.
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Collaborative: US-GLOBEC NEP Phase IIIa-CCS: Juvenile Salmon Habitat Utilization in the Northern California Current - Synthesis and Prediction
Collaborative Research: Snow Petrel Mumiyo: A Record of Food-Web Variability During the Holocene
GLOBEC: Growth and Survival of Juvenile Salmon
An Investigation of Photosynthetic Carbon Isotope Fractionation in the Ocean
  • 批准号:
    9618626
  • 项目类别:
    Continuing Grant
  • 资助金额:
    $16.5万
  • 财政年份:
    1997
  • 负责人:
    Greg Rau
  • 依托单位:
海外基金