全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
地理科学  2003 

南极伊利莎白公主地250年来海、陆盐离子浓度特征

, PP. 560-563

Keywords: 南极,冰芯,海盐离子,陆盐离子

Full-Text   Cite this paper   Add to My Lib

Abstract:

中国首次南极内陆冰盖考察获得的50m冰芯的雪冰化学资料研究表明南极伊利莎白公主地海盐离子浓度季节变化特征明显,为冰芯定年提供了可靠的依据。伊利莎白公主地雪冰中Cl-、Na+和Mg2+等海盐离子浓度与南极冰盖其它地方相当,而Ca2+含量异常的高,可能与局地较强的陆地源有关。近150年来,伊利莎白公主地海盐离子浓度具有明显升高的趋势,可能是整个南半球100多年来升温的结果。

References

[1]  Mulvaney R,Wolf E W.Spatial variability of the major chemistry of the Antarctic ice sheet[J].Annals of Glaciology,1994,(20):440-447.
[2]  Li Zhongqin,Zhang Mingjun,Qin Dahe,et al.Primary research on the seasonal variations of δ18O,Cl-,NO-3,Na+ and Ca2+in the snow and firn recovered from Princess Elizabeth Land,Antarctica [J].Chinese Science Bulletin,1999,44 (24):2270-2274.
[3]  汪大立,康建成,孙 波,等.南极中山站至内陆冰盖330 km剖面表面雪样微粒分布特征及其意义 [J].冰川冻土,2000,22 (2):128~133.
[4]  Legrand M R,Delmas R J.Formation of HCl in the Antarctic atmosphere [J].Journal of Geophysical Research,1988,(93):7153-7168.
[5]  Wu X R,Budd W F,Jack T H.Simulations of Southern Hemisphere warming and Antarctic sea-ice changes using global climate model [J].Annals of Glaciology,1999,29:61-65.
[6]  Zhang Mingjun,Li Zhongqin,Xiao Cunde,et al.A continuous 250a record of volcanic activity from Princess Elizabeth Land,Antarctica [J].Antarctic Science,2002,14(1):55-60.
[7]  张明军,李忠勤,效存德,等.南极伊利莎白公主地250年来NO-3 浓度变化特征研究 [J].自然科学进展,2003,13(6):72~76.
[8]  Zhang Mingjun,Li Zhongqin,Qin Dahe,et al.The primary research on the environmental climatic records of the two snow pits recovered from Princess Elizabeth Land,Antarctica [J].Chinese Journal of Polar Science,1999,10 (1):61-66.
[9]  秦大河,任贾文.南极冰川学[M].北京:科学出版社,2001.104~169.
[10]  Isaksson E,Karlén W,Mayewski P,et al.A high-altitude snow chemistry records from Amundsenisen,Droning Maud Land,Antarctica [J].Journal of Glaciology,2001,47(158):489-496.
[11]  Whitlow S,Mayewski P,Dibb J E.A comparison of major chemical species seasonal concentration at the South Pole and Summit,Greenland [J].Atmospheric Environment,1992,26(11):2045-2054.
[12]  Jone P D,New M,Parker D E,et al.Surface air temperature and its changes over the past 150 years[J].Reviews of Geophysics,1999,37:173-184.
[13]  秦大河.南极冰盖表层雪内的物理过程和现代气候及环境记录[M].北京:科学出版社,1995.98~124.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133