Soil heating during wildfires and prescribed burns: a global evaluation

[Background] Fires can alter soil properties via downward heat transfer. Numerous studies have examined effects of wildfires and prescribed burns on soils, yet knowledge of the soil temperatures and durations reached is limited. This can lead to erroneous assumptions regarding fire impacts, especial...

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Autores: Doerr, Stefan H., Girona-García, Antonio, Sánchez-García, Carmen, Badía-Villas, David, Bryant, Rob, Dickinson, Matthew B., Hsieh, Rex, Mataix-Solera, Jorge, Miesel, Jessica R., Robichaud, Peter R., Stoof, Cathelijne R., Santín, Cristina
Formato: artículo
Estado:Versión publicada
Fecha de publicación:2025
País:España
Recursos:Consejo Superior de Investigaciones Científicas (CSIC)
Repositorio:DIGITAL.CSIC. Repositorio Institucional del CSIC
OAI Identifier:oai:digital.csic.es:10261/410939
Acesso em linha:http://hdl.handle.net/10261/410939
https://api.elsevier.com/content/abstract/scopus_id/105023296972
Access Level:acceso abierto
Palavra-chave:Thermocouples
Burn severity
Fire effects belowground
Flame temperature
Heat transfer
Heating duration
Mineral soils
Soil heating
Soil organic matter
Soil temperature
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spelling Soil heating during wildfires and prescribed burns: a global evaluationDoerr, Stefan H.Girona-García, AntonioSánchez-García, CarmenBadía-Villas, DavidBryant, RobDickinson, Matthew B.Hsieh, RexMataix-Solera, JorgeMiesel, Jessica R.Robichaud, Peter R.Stoof, Cathelijne R.Santín, CristinaThermocouplesBurn severityFire effects belowgroundFlame temperatureHeat transferHeating durationMineral soilsSoil heatingSoil organic matterSoil temperature[Background] Fires can alter soil properties via downward heat transfer. Numerous studies have examined effects of wildfires and prescribed burns on soils, yet knowledge of the soil temperatures and durations reached is limited. This can lead to erroneous assumptions regarding fire impacts, especially when laboratory heating results are extrapolated to field conditions.[Aims and methods] We compiled new and published data on maximum temperatures and heating durations for mineral soils during wildfires and prescribed burns in forests, shrublands and grasslands around the globe, and compared these with data from laboratory heating experiments.[Key results] Most fires heated only the uppermost centimetres of the soil, rarely exceeding 300°C below 0.5 cm depth. Where 300°C was exceeded at the soil surface, heat pulses were shorter (<500 s) than those often applied in laboratory studies (30 min to 1 h). The highest soil-surface temperature occurred in a shrubland wildfire (~964°C), and longest heating durations in forests with deep duff layers (>3 h above 60°C).[Conclusions and implications] Most fires, except in deep smouldering fuels, generate short and shallow soil heating. Laboratory studies with long heating durations rarely represent field conditions. When investigating fire effects on soil, inclusion of shallow near-surface layer samples is recommended.This study was supported by Leverhulme Trust Grant (RPG-2014-095) (CS, SHD), Leverhulme Trust Fellowship (RF-2016-456\2) (SHD), NERC grant IDEAL FIRE (NE/X005143/1) (SHD), European Commission H2020 project no. 101003890 (FirEUrisk) (SHD, CS), Grant RYC2021-031262-I funded by MICIU/AEI/10.13039/501100011033 and European Union NextGenerationEU/PRTR (AG), Grant PID2023-146991NA-I00 funded by MICIU/AEI/10.13039/501100011033 and by ‘ERDF/EU’ (AG).Peer reviewedCSIRO PublishingInternational Association of Wildland FireLeverhulme TrustEuropean CommissionMinisterio de Ciencia, Innovación y Universidades (España)UK Research and InnovationAgencia Estatal de Investigación (España)Doerr, Stefan H. [0000-0002-8700-9002]Girona-García, Antonio [0000-0001-7003-8950]Sánchez-García, Carmen [0000-0001-6753-243X]Badía-Villas, David [0000-0002-1006-5030]Bryant, Rob [0000-0003-3755-7964]Dickinson, Matthew B. [0000-0003-3635-1219]Hsieh, Rex [0009-0009-7593-2770]Mataix-Solera, Jorge [0000-0003-2789-9936]Miesel, Jessica R. [0000-0001-7446-464X]Robichaud, Peter R. [0000-0002-2902-2401]Stoof, Cathelijne R. [0000-0002-0198-9215]Santín, Cristina [0000-0001-9901-2658]Consejo Superior de Investigaciones Científicas [https://ror.org/02gfc7t72]202520252025info:eu-repo/semantics/articlehttp://purl.org/coar/resource_type/c_6501Publisher's versioninfo:eu-repo/semantics/publishedVersionapplication/pdfhttp://hdl.handle.net/10261/410939https://api.elsevier.com/content/abstract/scopus_id/105023296972reponame:DIGITAL.CSIC. Repositorio Institucional del CSICinstname:Consejo Superior de Investigaciones Científicas (CSIC)Inglés#PLACEHOLDER_PARENT_METADATA_VALUE##PLACEHOLDER_PARENT_METADATA_VALUE##PLACEHOLDER_PARENT_METADATA_VALUE#info:eu-repo/grantAgreement/EC/H2020/101003890info:eu-repo/grantAgreement/AEI//RYC2021-031262-Iinfo:eu-repo/grantAgreement/AEI/Plan Estatal de Investigación Científica y Técnica y de Innovación 2021-2023/PID2023-146991NA-I00The underlying dataset has been published as supplementary material of the article in the publisher platform at DOI https://doi.org/10.1071/WF25103https://doi.org/10.1071/WF25103Síinfo:eu-repo/semantics/openAccessoai:digital.csic.es:10261/4109392026-05-22T06:33:51Z
dc.title.none.fl_str_mv Soil heating during wildfires and prescribed burns: a global evaluation
title Soil heating during wildfires and prescribed burns: a global evaluation
spellingShingle Soil heating during wildfires and prescribed burns: a global evaluation
Doerr, Stefan H.
Thermocouples
Burn severity
Fire effects belowground
Flame temperature
Heat transfer
Heating duration
Mineral soils
Soil heating
Soil organic matter
Soil temperature
title_short Soil heating during wildfires and prescribed burns: a global evaluation
title_full Soil heating during wildfires and prescribed burns: a global evaluation
title_fullStr Soil heating during wildfires and prescribed burns: a global evaluation
title_full_unstemmed Soil heating during wildfires and prescribed burns: a global evaluation
title_sort Soil heating during wildfires and prescribed burns: a global evaluation
dc.creator.none.fl_str_mv Doerr, Stefan H.
Girona-García, Antonio
Sánchez-García, Carmen
Badía-Villas, David
Bryant, Rob
Dickinson, Matthew B.
Hsieh, Rex
Mataix-Solera, Jorge
Miesel, Jessica R.
Robichaud, Peter R.
Stoof, Cathelijne R.
Santín, Cristina
author Doerr, Stefan H.
author_facet Doerr, Stefan H.
Girona-García, Antonio
Sánchez-García, Carmen
Badía-Villas, David
Bryant, Rob
Dickinson, Matthew B.
Hsieh, Rex
Mataix-Solera, Jorge
Miesel, Jessica R.
Robichaud, Peter R.
Stoof, Cathelijne R.
Santín, Cristina
author_role author
author2 Girona-García, Antonio
Sánchez-García, Carmen
Badía-Villas, David
Bryant, Rob
Dickinson, Matthew B.
Hsieh, Rex
Mataix-Solera, Jorge
Miesel, Jessica R.
Robichaud, Peter R.
Stoof, Cathelijne R.
Santín, Cristina
author2_role author
author
author
author
author
author
author
author
author
author
author
dc.contributor.none.fl_str_mv Leverhulme Trust
European Commission
Ministerio de Ciencia, Innovación y Universidades (España)
UK Research and Innovation
Agencia Estatal de Investigación (España)
Doerr, Stefan H. [0000-0002-8700-9002]
Girona-García, Antonio [0000-0001-7003-8950]
Sánchez-García, Carmen [0000-0001-6753-243X]
Badía-Villas, David [0000-0002-1006-5030]
Bryant, Rob [0000-0003-3755-7964]
Dickinson, Matthew B. [0000-0003-3635-1219]
Hsieh, Rex [0009-0009-7593-2770]
Mataix-Solera, Jorge [0000-0003-2789-9936]
Miesel, Jessica R. [0000-0001-7446-464X]
Robichaud, Peter R. [0000-0002-2902-2401]
Stoof, Cathelijne R. [0000-0002-0198-9215]
Santín, Cristina [0000-0001-9901-2658]
Consejo Superior de Investigaciones Científicas [https://ror.org/02gfc7t72]
dc.subject.none.fl_str_mv Thermocouples
Burn severity
Fire effects belowground
Flame temperature
Heat transfer
Heating duration
Mineral soils
Soil heating
Soil organic matter
Soil temperature
topic Thermocouples
Burn severity
Fire effects belowground
Flame temperature
Heat transfer
Heating duration
Mineral soils
Soil heating
Soil organic matter
Soil temperature
description [Background] Fires can alter soil properties via downward heat transfer. Numerous studies have examined effects of wildfires and prescribed burns on soils, yet knowledge of the soil temperatures and durations reached is limited. This can lead to erroneous assumptions regarding fire impacts, especially when laboratory heating results are extrapolated to field conditions.
publishDate 2025
dc.date.none.fl_str_mv 2025
2025
2025
dc.type.none.fl_str_mv info:eu-repo/semantics/article
http://purl.org/coar/resource_type/c_6501
Publisher's version
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv http://hdl.handle.net/10261/410939
https://api.elsevier.com/content/abstract/scopus_id/105023296972
url http://hdl.handle.net/10261/410939
https://api.elsevier.com/content/abstract/scopus_id/105023296972
dc.language.none.fl_str_mv Inglés
language_invalid_str_mv Inglés
dc.relation.none.fl_str_mv #PLACEHOLDER_PARENT_METADATA_VALUE#
#PLACEHOLDER_PARENT_METADATA_VALUE#
#PLACEHOLDER_PARENT_METADATA_VALUE#
info:eu-repo/grantAgreement/EC/H2020/101003890
info:eu-repo/grantAgreement/AEI//RYC2021-031262-I
info:eu-repo/grantAgreement/AEI/Plan Estatal de Investigación Científica y Técnica y de Innovación 2021-2023/PID2023-146991NA-I00
The underlying dataset has been published as supplementary material of the article in the publisher platform at DOI https://doi.org/10.1071/WF25103
https://doi.org/10.1071/WF25103

dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv CSIRO Publishing
International Association of Wildland Fire
publisher.none.fl_str_mv CSIRO Publishing
International Association of Wildland Fire
dc.source.none.fl_str_mv reponame:DIGITAL.CSIC. Repositorio Institucional del CSIC
instname:Consejo Superior de Investigaciones Científicas (CSIC)
instname_str Consejo Superior de Investigaciones Científicas (CSIC)
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