e="Times New Roman">PAN style="COLOR: black; FONT-SIZE: 14pt; mso-font-kerning: 18.0pt; mso-bidi-font-weight: bold" lang=EN-US>Paleoenviromental and Paleoclimatic Changes inespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />place w:st="on"> eName w:st="on">Xingkai place w:st="on">eType w:st="on">LakeeType>place>eName>place> Inferred from Stable Carbon and Nitrogen Isotopes of Bulk Organic Matter since e="COLOR: red; FONT-SIZE: 14pt; mso-font-kerning: 18.0pt; mso-bidi-font-weight: bold" lang=EN-US>28 ka B.P.e="COLOR: red; FONT-SIZE: 14pt" lang=EN-US>espace prefix = o ns = "urn:schemas-microsoft-com:office:office" />p>p>

详细信息   

• 责任者：Wu Jian (State Key Laboratory of Lake Science and Environment ; Nanjing Institute of Geography and Limnology ; Chinese Academy of Sciences ; Nanjing 210008 ; China) ; Shen Ji
• 刊名：Acta Sedimentologica Sinica
• 出版年：2010
• 卷期：28(2)
• 关键词：晚更新世 ; Upper Pleistocene ; 全新世 ; Holocene ; 古气候 ; paleoclimate ; 兴凯湖 ; Xingkai Lake
• 页码：p.365-372
• 图表：2 illus., 1 table, 41 refs.
• 分类号：1400
• issnNo：ISSN1000-0550
• isbnNo：CN62-1038/P

摘要

<P style="MARGIN: 0cm 0cm 0pt" class=MsoNormal>e="Times New Roman">espace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />eName w:st="on">e="FONT-SIZE: 14pt" lang=EN-US>XingkaieName>e="FONT-SIZE: 14pt" lang=EN-US> eType w:st="on">LakeeType>, a transboundary lake by egion w:st="on">Chinaegion> and egion w:st="on">Russiaegion>, is the largest freshwater lake in place w:st="on">Northeast Asiaplace>. A etcnv UnitName="m" SourceValue="269" HasSpace="True" Negative="False" NumberType="1" TCSC="0" w:st="on">269 metcnv> long continuous sediment core, approximately 28 ka-old at the bottom, from eName w:st="on">Xingkai eType w:st="on">LakeeType>eName>, has been analyzed first in egion w:st="on">place w:st="on">Chinaplace>egion> for the stable isotopes of carbon, nitrogen, TOC and C/N ratios, in order to study the paleoclimatic and paleoenviromental changes in the area. The result showed that sedimentary organic carbon in cold-dry periods is more enriched in etcnv UnitName="C" SourceValue="13" HasSpace="False" Negative="False" NumberType="1" TCSC="0" w:st="on">^{e="COLOR: red">13}e="COLOR: red">Cetcnv>e="COLOR: red"> than that in warm-wet periods. The authors reconstruct the evolution seque="FONT-SIZE: 14pt" lang=EN-US>e="Times New Roman">ence of paleoclimate in place w:st="on">eName w:st="on">XingkaieName> eType w:st="on">LakeeType>place> region.espace prefix = o ns = "urn:schemas-microsoft-com:office:office" />p>p>