Indication of colder condition within Holocene period in a freshwater lake in Vestfold Hills area, East Antarctica region

被引:2
|
作者
Mazumder, Abhijit [1 ]
Govil, Pawan [1 ]
Ravindra, Rasik [2 ]
Khare, Neloy [2 ]
机构
[1] Birbal Sahni Inst Paleobot, Lucknow 226007, Uttar Pradesh, India
[2] Minitry Earth Sci, New Delhi 110003, India
关键词
Fragilariopsis curta; Vestfold Hills; Holocene; colder climatic condition; MERTZ GLACIER REGION; SEA-ICE; SURFACE SEDIMENTS; DIATOM DISTRIBUTION; ROSS SEA; WEDDELL SEA; ASSEMBLAGES; CLIMATE; RECONSTRUCTION; DISTRIBUTIONS;
D O I
10.1007/s12303-013-0015-1
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
We represent Paleoenvironmetal condition of Vestfold Hills region, based on the relative abundance of a single diatom species Fragilariopsis curta, a dominating sea-ice taxon. Increase in relative abundance of F. curta in a core from Vestfold Hills representing Holocene climatic history before 3820 years BP and 5560 year BP indicates the prevalence of colder climatic conditions, as this species is known to prefer the icier condition to thrive.
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页码:235 / 239
页数:5
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