Reappraisal of gap analysis for effusive crises at Piton de la Fournaise

Abstract Effective and rapid effusive crisis response is necessary to mitigate the risks associated with lava flows that could threaten or inundate inhabited or visited areas. At Piton de la Fournaise (La Réunion, France), well-established protocols between Observatoire Volcanologique du Piton de la...

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Main Authors: Aline Peltier, Magdalena Oryaëlle Chevrel, Andrew J. L. Harris, Nicolas Villeneuve
Format: Article
Language:English
Published: BMC 2022-01-01
Series:Journal of Applied Volcanology
Subjects:
Online Access:https://doi.org/10.1186/s13617-021-00111-w
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author Aline Peltier
Magdalena Oryaëlle Chevrel
Andrew J. L. Harris
Nicolas Villeneuve
author_facet Aline Peltier
Magdalena Oryaëlle Chevrel
Andrew J. L. Harris
Nicolas Villeneuve
author_sort Aline Peltier
collection DOAJ
description Abstract Effective and rapid effusive crisis response is necessary to mitigate the risks associated with lava flows that could threaten or inundate inhabited or visited areas. At Piton de la Fournaise (La Réunion, France), well-established protocols between Observatoire Volcanologique du Piton de la Fournaise – Institut de Physique du Globe de Paris (OVPF-IPGP) and civil protection, and between scientists of a multinational array of institutes, allow effective tracking of eruptive crises and hazard management embracing all stakeholders. To assess the outstanding needs for such responses Tsang and Lindsay (J Appl Volcanol 9:9, 2020) applied a gap analysis to assess research gaps in terms of preparedness, response and recovery at 11 effusive centers, including Piton de la Fournaise. For Piton de la Fournaise, their gap analysis implied widespread gaps in the state of knowledge. However, their work relied on incomplete and erroneous data and methods, resulting in a gap analysis that significantly underrepresented this state of knowledge. We thus here re-build a correct database for Piton de la Fournaise, properly define the scope of an appropriate gap analysis, and provide a robust gap analysis, finding that there are, actually, very few gaps for Piton de la Fournaise. This is a result of the existence of a great quantity of published work in the peer-reviewed literature, as well as frequent reports documenting event impact in the local press and observatory reports. At Piton de la Fournaise, this latter (observatory-based) resource is largely due to the efforts of OVPF-IPGP who have a wealth of experience having responded to 81 eruptions since its creation in 1979 through the end of September 2021. Although welcome and necessary, especially if it is made by a group of scientists outside the local management of the volcanic risk (i.e., a neutral group), such gap analysis need to be sure to fully consider all available peer-reviewed literature, as well as newspaper reports, observatory releases and non-peer-reviewed eruption reports, so as to be complete and correct. Fundamentally, such an analysis needs to consider the information collected and produced by the volcano observatory charged with handling surveillance operations and reporting duties to civil protection for the volcano under analysis. As a very minimum, to ensure that a necessarily comprehensive and complete treatment of the scientific literature has been completed, we recommend that a third party expert, who is a recognized specialist in terms of research at the site considered, reviews and checks the material used for the gap analysis before final release of recommendations.
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spelling doaj.art-07853a98ccb64a1688d98250d7535af82022-12-21T19:22:06ZengBMCJournal of Applied Volcanology2191-50402022-01-0111111710.1186/s13617-021-00111-wReappraisal of gap analysis for effusive crises at Piton de la FournaiseAline Peltier0Magdalena Oryaëlle Chevrel1Andrew J. L. Harris2Nicolas Villeneuve3Université de Paris, Institut de Physique du Globe de Paris, CNRSLaboratoire Magmas et Volcans, Université Clermont Auvergne, CNRS, IRD, OPGCLaboratoire Magmas et Volcans, Université Clermont Auvergne, CNRS, IRD, OPGCUniversité de Paris, Institut de Physique du Globe de Paris, CNRSAbstract Effective and rapid effusive crisis response is necessary to mitigate the risks associated with lava flows that could threaten or inundate inhabited or visited areas. At Piton de la Fournaise (La Réunion, France), well-established protocols between Observatoire Volcanologique du Piton de la Fournaise – Institut de Physique du Globe de Paris (OVPF-IPGP) and civil protection, and between scientists of a multinational array of institutes, allow effective tracking of eruptive crises and hazard management embracing all stakeholders. To assess the outstanding needs for such responses Tsang and Lindsay (J Appl Volcanol 9:9, 2020) applied a gap analysis to assess research gaps in terms of preparedness, response and recovery at 11 effusive centers, including Piton de la Fournaise. For Piton de la Fournaise, their gap analysis implied widespread gaps in the state of knowledge. However, their work relied on incomplete and erroneous data and methods, resulting in a gap analysis that significantly underrepresented this state of knowledge. We thus here re-build a correct database for Piton de la Fournaise, properly define the scope of an appropriate gap analysis, and provide a robust gap analysis, finding that there are, actually, very few gaps for Piton de la Fournaise. This is a result of the existence of a great quantity of published work in the peer-reviewed literature, as well as frequent reports documenting event impact in the local press and observatory reports. At Piton de la Fournaise, this latter (observatory-based) resource is largely due to the efforts of OVPF-IPGP who have a wealth of experience having responded to 81 eruptions since its creation in 1979 through the end of September 2021. Although welcome and necessary, especially if it is made by a group of scientists outside the local management of the volcanic risk (i.e., a neutral group), such gap analysis need to be sure to fully consider all available peer-reviewed literature, as well as newspaper reports, observatory releases and non-peer-reviewed eruption reports, so as to be complete and correct. Fundamentally, such an analysis needs to consider the information collected and produced by the volcano observatory charged with handling surveillance operations and reporting duties to civil protection for the volcano under analysis. As a very minimum, to ensure that a necessarily comprehensive and complete treatment of the scientific literature has been completed, we recommend that a third party expert, who is a recognized specialist in terms of research at the site considered, reviews and checks the material used for the gap analysis before final release of recommendations.https://doi.org/10.1186/s13617-021-00111-wLava flow damageVolcanic hazardBasaltic eruptionCrises managementVolcano observatory
spellingShingle Aline Peltier
Magdalena Oryaëlle Chevrel
Andrew J. L. Harris
Nicolas Villeneuve
Reappraisal of gap analysis for effusive crises at Piton de la Fournaise
Journal of Applied Volcanology
Lava flow damage
Volcanic hazard
Basaltic eruption
Crises management
Volcano observatory
title Reappraisal of gap analysis for effusive crises at Piton de la Fournaise
title_full Reappraisal of gap analysis for effusive crises at Piton de la Fournaise
title_fullStr Reappraisal of gap analysis for effusive crises at Piton de la Fournaise
title_full_unstemmed Reappraisal of gap analysis for effusive crises at Piton de la Fournaise
title_short Reappraisal of gap analysis for effusive crises at Piton de la Fournaise
title_sort reappraisal of gap analysis for effusive crises at piton de la fournaise
topic Lava flow damage
Volcanic hazard
Basaltic eruption
Crises management
Volcano observatory
url https://doi.org/10.1186/s13617-021-00111-w
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