HRBÁČEK, Filip, Kamil LÁSKA and Zbyněk ENGEL. Effect of Snow Cover on the Active-Layer Thermal Regime – A Case Study from James Ross Island, Antarctic Peninsula. Permafrost and Periglacial Processes. 2016, vol. 27, No 3, p. 307-315. ISSN 1045-6740. Available from: https://dx.doi.org/10.1002/ppp.1871.
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Basic information
Original name Effect of Snow Cover on the Active-Layer Thermal Regime – A Case Study from James Ross Island, Antarctic Peninsula
Authors HRBÁČEK, Filip (203 Czech Republic, belonging to the institution), Kamil LÁSKA (203 Czech Republic, belonging to the institution) and Zbyněk ENGEL (203 Czech Republic).
Edition Permafrost and Periglacial Processes, 2016, 1045-6740.
Other information
Original language English
Type of outcome Article in a journal
Field of Study Earth magnetism, geodesy, geography
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 2.815
RIV identification code RIV/00216224:14310/16:00089151
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1002/ppp.1871
UT WoS 000383680300005
Keywords in English active-layer; ground temperature; snow cover; air temperature; Antarctic Peninsula; active layer thickne
Tags AKR, rivok
Tags International impact, Reviewed
Changed by Changed by: Ing. Andrea Mikešková, učo 137293. Changed: 5/4/2017 10:25.
Abstract
The response of active-layer thickness and the ground thermal regime to climatic conditions on the Ulu Peninsula (James Ross Island, northeastern Antarctic Peninsula) in 2011 – 13 is presented. The mean air temperature over this period was – 8.0°C and ground temperature at 5 cm depth varied from – 6.4°C (2011 – 12) to – 6.7°C (2012 – 13). The active-layer thickness ranged between 58 cm (January 2012) and 52 cm (February 2013). Correlation analyses indi- cate that air temperature affects ground temperature more signi fi cantly on snow-free days (R 2 =0.82) than on snow cover days (R 2 = 0.53). Although the effect of snow cover on the daily amplitude of ground temperature was observ- able to 20 cm depth, the overall in fl uence of snow depth on ground temperature was negligible (freezing n -factor of 0.95 – 0.97)
Links
LM2010009, research and development projectName: Projekt CzechPolar - České polární stanice: Stavba a operační náklady
Investor: Ministry of Education, Youth and Sports of the CR
MUNI/A/1370/2014, interní kód MUName: Globální environmentální změny v krajinné sféře Země v čase a prostoru (Acronym: GlobST)
Investor: Masaryk University, Category A
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