High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen
This article presents results of two-dimensional electrical resistivity tomography (ERT) applied to three types of patterned ground in Wedel-Jarlsberg Land (Svalbard), carried out in late July 2012. The structures investigated include sorted circles, non-sorted polygons and a net with sorted coarser...
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ftjpolarres:oai:journals.openacademia.net:article/3233 2024-09-09T20:02:45+00:00 High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen Kasprzak, Marek 2015-06-18 application/pdf text/html application/epub+zip application/xml https://polarresearch.net/index.php/polar/article/view/3233 https://doi.org/10.3402/polar.v34.25678 eng eng Norwegian Polar Institute https://polarresearch.net/index.php/polar/article/view/3233/pdf_29 https://polarresearch.net/index.php/polar/article/view/3233/html_22 https://polarresearch.net/index.php/polar/article/view/3233/_23 https://polarresearch.net/index.php/polar/article/view/3233/xml_21 https://polarresearch.net/index.php/polar/article/view/3233 doi:10.3402/polar.v34.25678 Polar Research; Vol 34 (2015) 1751-8369 Patterned ground permafrost active layer electrical imaging Svalbard info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 2015 ftjpolarres https://doi.org/10.3402/polar.v34.25678 2024-06-20T23:33:17Z This article presents results of two-dimensional electrical resistivity tomography (ERT) applied to three types of patterned ground in Wedel-Jarlsberg Land (Svalbard), carried out in late July 2012. The structures investigated include sorted circles, non-sorted polygons and a net with sorted coarser material. ERT was used to recognize the internal ground structure, the shape of permafrost table below the active layer and the geometric relationships between permafrost, ground layering and surface patterns. Results of inversion modelling indicate that the permafrost table occurs at a depth of 0.5–1 m in a mountain valley and 1–2.5 m on raised marine terraces. The permafrost table was nearly planar beneath non-sorted deposits and wavy beneath sorted materials. The mutual relationships between the permafrost table and the shape of a stone circle are different from those typically presented in literature. Ground structure beneath the net with sorted coarser materials is complex as implied in convective models. In non-sorted polygons, the imaging failed to reveal vertical structures between them.Keywords: Patterned ground; permafrost; active layer; electrical imaging; Svalbard.(Published: 18 June 2015)Citation: Polar Research 2015, 34, 25678,http://dx.doi.org/10.3402/polar.v34.25678 Article in Journal/Newspaper permafrost Polar Research Svalbard Wedel Jarlsberg Land Spitsbergen Polar Research Svalbard Wedel Jarlsberg Land ENVELOPE(15.362,15.362,77.201,77.201) Wedel-Jarlsberg ENVELOPE(-165.133,-165.133,-85.650,-85.650) Polar Research 34 1 25678 |
institution |
Open Polar |
collection |
Polar Research |
op_collection_id |
ftjpolarres |
language |
English |
topic |
Patterned ground permafrost active layer electrical imaging Svalbard |
spellingShingle |
Patterned ground permafrost active layer electrical imaging Svalbard Kasprzak, Marek High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen |
topic_facet |
Patterned ground permafrost active layer electrical imaging Svalbard |
description |
This article presents results of two-dimensional electrical resistivity tomography (ERT) applied to three types of patterned ground in Wedel-Jarlsberg Land (Svalbard), carried out in late July 2012. The structures investigated include sorted circles, non-sorted polygons and a net with sorted coarser material. ERT was used to recognize the internal ground structure, the shape of permafrost table below the active layer and the geometric relationships between permafrost, ground layering and surface patterns. Results of inversion modelling indicate that the permafrost table occurs at a depth of 0.5–1 m in a mountain valley and 1–2.5 m on raised marine terraces. The permafrost table was nearly planar beneath non-sorted deposits and wavy beneath sorted materials. The mutual relationships between the permafrost table and the shape of a stone circle are different from those typically presented in literature. Ground structure beneath the net with sorted coarser materials is complex as implied in convective models. In non-sorted polygons, the imaging failed to reveal vertical structures between them.Keywords: Patterned ground; permafrost; active layer; electrical imaging; Svalbard.(Published: 18 June 2015)Citation: Polar Research 2015, 34, 25678,http://dx.doi.org/10.3402/polar.v34.25678 |
format |
Article in Journal/Newspaper |
author |
Kasprzak, Marek |
author_facet |
Kasprzak, Marek |
author_sort |
Kasprzak, Marek |
title |
High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen |
title_short |
High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen |
title_full |
High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen |
title_fullStr |
High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen |
title_full_unstemmed |
High-resolution electrical resistivity tomography applied to patterned ground, Wedel Jarlsberg Land, south-west Spitsbergen |
title_sort |
high-resolution electrical resistivity tomography applied to patterned ground, wedel jarlsberg land, south-west spitsbergen |
publisher |
Norwegian Polar Institute |
publishDate |
2015 |
url |
https://polarresearch.net/index.php/polar/article/view/3233 https://doi.org/10.3402/polar.v34.25678 |
long_lat |
ENVELOPE(15.362,15.362,77.201,77.201) ENVELOPE(-165.133,-165.133,-85.650,-85.650) |
geographic |
Svalbard Wedel Jarlsberg Land Wedel-Jarlsberg |
geographic_facet |
Svalbard Wedel Jarlsberg Land Wedel-Jarlsberg |
genre |
permafrost Polar Research Svalbard Wedel Jarlsberg Land Spitsbergen |
genre_facet |
permafrost Polar Research Svalbard Wedel Jarlsberg Land Spitsbergen |
op_source |
Polar Research; Vol 34 (2015) 1751-8369 |
op_relation |
https://polarresearch.net/index.php/polar/article/view/3233/pdf_29 https://polarresearch.net/index.php/polar/article/view/3233/html_22 https://polarresearch.net/index.php/polar/article/view/3233/_23 https://polarresearch.net/index.php/polar/article/view/3233/xml_21 https://polarresearch.net/index.php/polar/article/view/3233 doi:10.3402/polar.v34.25678 |
op_doi |
https://doi.org/10.3402/polar.v34.25678 |
container_title |
Polar Research |
container_volume |
34 |
container_issue |
1 |
container_start_page |
25678 |
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1809934679020666880 |