Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France).
International audience Processes that control climate-dependent rockfall from permafrost-affected rock slopes are still poorly understood.In this study, we present the results of a Wireless Sensor Network, integrated within the Swiss project PermaSenseand developed in 2012, to measure rock temperatu...
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fttriple:oai:gotriple.eu:10670/1.rqz87p 2023-05-15T17:57:19+02:00 Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). Ravanel, Ludovic Grangier, Germain Weber, Samuel Beutel, Jan Magnin, Florence Gruber, Stephan Deline, Philip Environnements, Dynamiques et Territoires de la Montagne (EDYTEM) Université Savoie Mont Blanc (USMB Université de Savoie Université de Chambéry )-Centre National de la Recherche Scientifique (CNRS) Department of Geography Zürich Universität Zürich Zürich = University of Zurich (UZH) Eidgenössische Technische Hochschule - Swiss Federal Institute of Technology Zürich (ETH Zürich) Department of Geography and Environmental Studies Carleton University European Geosciences Union Vienne, Austria 2016-04-17 https://hal-sde.archives-ouvertes.fr/hal-01781303 en eng HAL CCSD hal-01781303 10670/1.rqz87p https://hal-sde.archives-ouvertes.fr/hal-01781303 undefined Hyper Article en Ligne - Sciences de l'Homme et de la Société EGU 2016 EGU 2016, European Geosciences Union, Apr 2016, Vienne, Austria geo envir Conference Output https://vocabularies.coar-repositories.org/resource_types/c_c94f/ 2016 fttriple 2023-01-22T17:08:58Z International audience Processes that control climate-dependent rockfall from permafrost-affected rock slopes are still poorly understood.In this study, we present the results of a Wireless Sensor Network, integrated within the Swiss project PermaSenseand developed in 2012, to measure rock temperature and geotechnical parameters in the steep rockwalls of theAiguille du Midi (AdM, 3842 m a.s.l., Mont Blanc massif, France). Accessible year round by cable car, the AdMcomprises two main peaks: (i) the Piton Nord with the cable car arrival station, where 4 crack-meters are placed onfour major fractures, and (ii) the Piton Central with many touristic infrastructure, equipped with three 10-m-deepboreholes with 15 temperatures sensors since 2009, and where 2 crack-meters are installed along a major fracture.Three major kinematic regimes are observed: (i) opening of clefts when the rock temperature becomes positive,followed by closing during the cold period, (ii) summer opening continued by a winter opening, and (iii) closingduring the warm period followed by opening in winter. Other/Unknown Material permafrost Unknown Mont Blanc ENVELOPE(69.468,69.468,-49.461,-49.461) Piton ENVELOPE(141.596,141.596,-66.777,-66.777) Piton Central ENVELOPE(69.543,69.543,-49.591,-49.591) |
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language |
English |
topic |
geo envir |
spellingShingle |
geo envir Ravanel, Ludovic Grangier, Germain Weber, Samuel Beutel, Jan Magnin, Florence Gruber, Stephan Deline, Philip Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). |
topic_facet |
geo envir |
description |
International audience Processes that control climate-dependent rockfall from permafrost-affected rock slopes are still poorly understood.In this study, we present the results of a Wireless Sensor Network, integrated within the Swiss project PermaSenseand developed in 2012, to measure rock temperature and geotechnical parameters in the steep rockwalls of theAiguille du Midi (AdM, 3842 m a.s.l., Mont Blanc massif, France). Accessible year round by cable car, the AdMcomprises two main peaks: (i) the Piton Nord with the cable car arrival station, where 4 crack-meters are placed onfour major fractures, and (ii) the Piton Central with many touristic infrastructure, equipped with three 10-m-deepboreholes with 15 temperatures sensors since 2009, and where 2 crack-meters are installed along a major fracture.Three major kinematic regimes are observed: (i) opening of clefts when the rock temperature becomes positive,followed by closing during the cold period, (ii) summer opening continued by a winter opening, and (iii) closingduring the warm period followed by opening in winter. |
author2 |
Environnements, Dynamiques et Territoires de la Montagne (EDYTEM) Université Savoie Mont Blanc (USMB Université de Savoie Université de Chambéry )-Centre National de la Recherche Scientifique (CNRS) Department of Geography Zürich Universität Zürich Zürich = University of Zurich (UZH) Eidgenössische Technische Hochschule - Swiss Federal Institute of Technology Zürich (ETH Zürich) Department of Geography and Environmental Studies Carleton University European Geosciences Union |
format |
Other/Unknown Material |
author |
Ravanel, Ludovic Grangier, Germain Weber, Samuel Beutel, Jan Magnin, Florence Gruber, Stephan Deline, Philip |
author_facet |
Ravanel, Ludovic Grangier, Germain Weber, Samuel Beutel, Jan Magnin, Florence Gruber, Stephan Deline, Philip |
author_sort |
Ravanel, Ludovic |
title |
Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). |
title_short |
Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). |
title_full |
Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). |
title_fullStr |
Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). |
title_full_unstemmed |
Kinematics and thermal conditions in the permafrost-affected rockwalls of the Aiguille du Midi (3842 m a.s.l., Mont Blanc massif, France). |
title_sort |
kinematics and thermal conditions in the permafrost-affected rockwalls of the aiguille du midi (3842 m a.s.l., mont blanc massif, france). |
publisher |
HAL CCSD |
publishDate |
2016 |
url |
https://hal-sde.archives-ouvertes.fr/hal-01781303 |
op_coverage |
Vienne, Austria |
long_lat |
ENVELOPE(69.468,69.468,-49.461,-49.461) ENVELOPE(141.596,141.596,-66.777,-66.777) ENVELOPE(69.543,69.543,-49.591,-49.591) |
geographic |
Mont Blanc Piton Piton Central |
geographic_facet |
Mont Blanc Piton Piton Central |
genre |
permafrost |
genre_facet |
permafrost |
op_source |
Hyper Article en Ligne - Sciences de l'Homme et de la Société EGU 2016 EGU 2016, European Geosciences Union, Apr 2016, Vienne, Austria |
op_relation |
hal-01781303 10670/1.rqz87p https://hal-sde.archives-ouvertes.fr/hal-01781303 |
op_rights |
undefined |
_version_ |
1766165712468967424 |