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  • 标题:An attempt to assess the modern and the Little Ice Age climatic snowline altitude in the Tatra Mountains
  • 本地全文:下载
  • 作者:Jerzy Zasadni ; Piotr Kłapyta
  • 期刊名称:Landform Analysis
  • 印刷版ISSN:1429-799X
  • 电子版ISSN:2081-5980
  • 出版年度:2009
  • 卷号:10
  • 页码:124-133
  • 出版社:Bogucki Wydawnictwo Naukowe
  • 摘要:An empirical glacio-climatic relation (Ohmura et al., 1992) and meteorological data (temperature and precipitation)are employed to provide the elevation in the Tatra Mts. climate model, where conditions are suitable for hypotheticalglacierisation (temperature-precipitation ELA). During the Little Ice Age (LIA) it is to have been 1.5°C colder than duringthe warmest decades of the 20th century (Niedźwiedź, 2004); however, some scenarios are used to define precipitationamounts related to the vertical distribution in climate model and temporal variability. The results indicate that during bothconsidered periods – the warmest decades of the 20th century and the coolest period of LIA – the climatic snowline (cSL)was placed in most cases above the highest Tatra Mts. summits and crests. However, its spatial arrangement was unequal. Inthe vicinity of Kasprowy Wierch, the modern cSL is assessed to be at ca. 2,450–2,650 m a.s.l. and that during LIA at ca.2,300–2,450ma.s.l. In the case of Lomnicky Štit (2,634 m) it was at the level of ca. 2,700–2,800ma.s.l. (modern times) and ca.2,600–2,700m a.s.l. (LIA). The discrepancies in the cSL altitude between these two locations can be explained in part by expositionto the prevailing moisture transport and orographically-induced precipitation.
  • 关键词:climatic snowline; temperature-precipitation ELA; Little Ice Age; Tatra Mts.
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