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surface sediments
3
北冰洋西部
3
表层沉积物
3
western Arctic Ocean
2
Arctic
1
Ice melting
1
Late Quaternary
1
Light δ18O and δ13C excursions
1
Neogloboquadrina pachyderma(sin.)
1
Rate of sea ice formation
1
Western Arctic
1
Western Arctic Ocean
1
benthic foraminifera
1
biogenic and terrigenous coarse fractions
1
biogenic components
1
nutrient limitation
1
paleoenvironmental implication
1
photosynthetic pigments
1
sedimentary environment
1
spatial distribution pattern
1
surface productivity
1
surface productivity and ice-rafted detritus
1
water mass
1
δ18O和δ13C轻值
1
光合色素
1
北极
1
古环境
1
底栖有孔虫
1
晚第四纪
1
水团
1
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