Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea
6th International Symposium on Submarine Mass Movements and Their Consequences (ISSMMTC), 23-25 September 2013, Kiel, Germany.-- 10 pages Climate variations control sediment supply to the continental slope as well as glacial advances and retreats, which (a) cause significant stress changes in the se...
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ftcsic:oai:digital.csic.es:10261/99722 2024-02-11T10:02:26+01:00 Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea Llopart, Jaume Urgeles, Roger Camerlenghi, Angelo Lucchi, Renata G. De Mol, Ben Rebesco, Michele Pedrosa-González, María Teresa 2014 http://hdl.handle.net/10261/99722 https://doi.org/10.1007/978-3-319-00972-8_9 unknown Springer Advances in Natural and Technological Hazards Research 37 https://doi.org/10.1007/978-3-319-00972-8_9 isbn: 978-3-319-00971-1 isbn: 978-3-319-00972-8 issn: 1878-9897 e-issn: 2213-6959 Submarine Mass Movements and Their Consequences : 6th International Symposium: 95-104 (2014) http://hdl.handle.net/10261/99722 doi:10.1007/978-3-319-00972-8_9 none Storfjorden Overpressure Hydrogeology Hydrogeologic model Barents Sea Factor of safety capítulo de libro http://purl.org/coar/resource_type/c_3248 2014 ftcsic https://doi.org/10.1007/978-3-319-00972-8_9 2024-01-16T10:00:06Z 6th International Symposium on Submarine Mass Movements and Their Consequences (ISSMMTC), 23-25 September 2013, Kiel, Germany.-- 10 pages Climate variations control sediment supply to the continental slope as well as glacial advances and retreats, which (a) cause significant stress changes in the sedimentary column and redistribution of interstitial fluids, (b) induce a particular margin stratigraphic pattern and permeability architecture and (c) are at the origin of isostatic adjustments that may reactivate faults. We test this hypothesis using a combination of geophysical and geotechnical data from the Storfjorden Trough Mouth Fan, off southern Svalbard. The results of compressibility and permeability testing are used together with margin stratigraphic models obtained from seismic reflection data, as input for numerical finite elements models to understand focusing of interstitial fluids in glaciated continental margins and influence on timing and location of submarine slope failure. Available results indicate values of overpressure of 0.23–0.5 (slope-shelf) that persist to present-day. This overpressure started to develop in response to onset of Pleistocene glaciations and reduced by half the factor of safety of the continental slope Peer Reviewed Book Part Barents Sea Storfjorden Svalbard Digital.CSIC (Spanish National Research Council) Barents Sea Svalbard 95 104 |
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Open Polar |
collection |
Digital.CSIC (Spanish National Research Council) |
op_collection_id |
ftcsic |
language |
unknown |
topic |
Storfjorden Overpressure Hydrogeology Hydrogeologic model Barents Sea Factor of safety |
spellingShingle |
Storfjorden Overpressure Hydrogeology Hydrogeologic model Barents Sea Factor of safety Llopart, Jaume Urgeles, Roger Camerlenghi, Angelo Lucchi, Renata G. De Mol, Ben Rebesco, Michele Pedrosa-González, María Teresa Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea |
topic_facet |
Storfjorden Overpressure Hydrogeology Hydrogeologic model Barents Sea Factor of safety |
description |
6th International Symposium on Submarine Mass Movements and Their Consequences (ISSMMTC), 23-25 September 2013, Kiel, Germany.-- 10 pages Climate variations control sediment supply to the continental slope as well as glacial advances and retreats, which (a) cause significant stress changes in the sedimentary column and redistribution of interstitial fluids, (b) induce a particular margin stratigraphic pattern and permeability architecture and (c) are at the origin of isostatic adjustments that may reactivate faults. We test this hypothesis using a combination of geophysical and geotechnical data from the Storfjorden Trough Mouth Fan, off southern Svalbard. The results of compressibility and permeability testing are used together with margin stratigraphic models obtained from seismic reflection data, as input for numerical finite elements models to understand focusing of interstitial fluids in glaciated continental margins and influence on timing and location of submarine slope failure. Available results indicate values of overpressure of 0.23–0.5 (slope-shelf) that persist to present-day. This overpressure started to develop in response to onset of Pleistocene glaciations and reduced by half the factor of safety of the continental slope Peer Reviewed |
format |
Book Part |
author |
Llopart, Jaume Urgeles, Roger Camerlenghi, Angelo Lucchi, Renata G. De Mol, Ben Rebesco, Michele Pedrosa-González, María Teresa |
author_facet |
Llopart, Jaume Urgeles, Roger Camerlenghi, Angelo Lucchi, Renata G. De Mol, Ben Rebesco, Michele Pedrosa-González, María Teresa |
author_sort |
Llopart, Jaume |
title |
Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea |
title_short |
Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea |
title_full |
Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea |
title_fullStr |
Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea |
title_full_unstemmed |
Slope Instability of Glaciated Continental Margins: Constraints from Permeability-Compressibility Tests and Hydrogeological Modeling Off Storfjorden, NW Barents Sea |
title_sort |
slope instability of glaciated continental margins: constraints from permeability-compressibility tests and hydrogeological modeling off storfjorden, nw barents sea |
publisher |
Springer |
publishDate |
2014 |
url |
http://hdl.handle.net/10261/99722 https://doi.org/10.1007/978-3-319-00972-8_9 |
geographic |
Barents Sea Svalbard |
geographic_facet |
Barents Sea Svalbard |
genre |
Barents Sea Storfjorden Svalbard |
genre_facet |
Barents Sea Storfjorden Svalbard |
op_relation |
Advances in Natural and Technological Hazards Research 37 https://doi.org/10.1007/978-3-319-00972-8_9 isbn: 978-3-319-00971-1 isbn: 978-3-319-00972-8 issn: 1878-9897 e-issn: 2213-6959 Submarine Mass Movements and Their Consequences : 6th International Symposium: 95-104 (2014) http://hdl.handle.net/10261/99722 doi:10.1007/978-3-319-00972-8_9 |
op_rights |
none |
op_doi |
https://doi.org/10.1007/978-3-319-00972-8_9 |
container_start_page |
95 |
op_container_end_page |
104 |
_version_ |
1790598387250233344 |