Lateglacial and early-Holocene environments of Novaya Zemlya and the Kara Sea Region of the Russian Arctic

被引:31
作者
Serebryanny, L [1 ]
Andreev, A [1 ]
Malyasova, E [1 ]
Tarasov, P [1 ]
Romanenko, F [1 ]
机构
[1] Russian Acad Sci, Inst Geog, Moscow 109017, Russia
关键词
late glacial; early Holocene; pollen analysis; radiocarbon dating; Panarctic Ice Sheet; Novaya Zemlya; Kara Sea; Russian Arctic;
D O I
10.1191/095968398677085532
中图分类号
P9 [自然地理学];
学科分类号
0705 ; 070501 ;
摘要
Pollen and radiocarbon data from Novaya Zemlya and the Kara Sea Region suggest that the hypothetical Panarctic Ice Sheet (Denton and Hughes, 1981) never existed in this area, at least during the last 16 000 years. Lateglacial tundra environments were slightly cooler and drier than the present ones, but there were also warmer intervals such as the Allerod, which were rather favourable for vegetation development. Better conditions existed during the early Holocene, when warm Atlantic air masses and sea currents gradually penetrated eastwards to the Kara Region.
引用
收藏
页码:323 / 330
页数:8
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