FAME (v1.0): a simple module to simulate the effect of planktonic foraminifer species-specific habitat on their oxygen isotopic content
FAME (v1.0): a simple module to simulate the effect of planktonic foraminifer species-specific habitat on their oxygen isotopic content
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FAME (v1.0):一个简单的模块,用于模拟浮游有孔虫物种特定栖息地对其氧同位素含量的影响
DOI:
10.5194/gmd-11-3587-2018
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发表时间:
2017
影响因子:
5.1
通讯作者:
T. Caley
中科院分区:
文献类型:
--
作者:
D. Roche;C. Waelbroeck;B. Metcalfe;T. Caley
Abstract. The oxygen-18 to oxygen-16 ratio recorded in fossil planktonic
foraminifer shells has been used for over 50 years in many geoscience
applications. However, different planktonic foraminifer species generally
yield distinct signals, as a consequence of their specific living habitats in
the water column and along the year. This complexity is usually not taken
into account in model–data integration studies. To overcome this
shortcoming, we developed the Foraminifers As Modeled Entities (FAME) module.
The module predicts the presence or absence of commonly used planktonic
foraminifers and their oxygen-18 values. It is only forced by hydrographic
data and uses a very limited number of parameters, almost all derived from
culture experiments. FAME performance is evaluated using the Multiproxy Approach
for the Reconstruction of the Glacial Ocean surface (MARGO) Late Holocene
planktonic foraminifer calcite oxygen-18 and abundance datasets. The
application of FAME to a simple cooling scenario demonstrates its utility to
predict changes in planktonic foraminifer oxygen-18 to oxygen-16 ratio in
response to changing climatic conditions.