array(2) { ["lab"]=> string(2) "84" ["publication"]=> string(4) "2210" } A Quantitative Assessment of the Arabian Sea Sediment Record Using GCM Simulated Upwelling - 动力设备故障诊断实验室 | LabXing

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A Quantitative Assessment of the Arabian Sea Sediment Record Using GCM Simulated Upwelling

1991
期刊 Quaternary Research
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Abstract A general circulation model (GCM) of the ocean is used to study the effects of changes in the monsoon winds of present day and 9000 yr B.P. on the upwelling in the Arabian Sea. The vertical transport from the ocean GCM is used as a measure of upwelling strength to assess the relative abundance of Globigerina bulloides at present and 9000 yr B.P., during the climatic optimum. The high abundance of G. bulloides at 9000 yr B.P. is probably a result of a doubling of the vertical transport at that time.