Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia
Wildfiresareanimportantfactorincontrollingforestecosystemdynamicsacrossthecircumpolar borealzone.Animprovedunderstandingoftheirdirectandindirect,short-tolong-termimpactson vegetationcoverandpermafrost–vegetationcouplingisparticularlyimportanttopredictchangesin carbon,nutrientandwatercyclesunderprojec...
Published in: | Environmental Research Letters |
---|---|
Main Authors: | , , , , , , , |
Other Authors: | , |
Format: | Article in Journal/Newspaper |
Language: | unknown |
Published: |
2020
|
Subjects: | |
Online Access: | https://iopscience.iop.org/article/10.1088/1748-9326/ab7469 http://elib.sfu-kras.ru/handle/2311/143116 https://doi.org/10.1088/1748-9326/ab7469 |
id |
ftsiberianfuniv:oai:elib.sfu-kras.ru:2311/143116 |
---|---|
record_format |
openpolar |
spelling |
ftsiberianfuniv:oai:elib.sfu-kras.ru:2311/143116 2023-05-15T17:57:09+02:00 Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia AlexanderVKirdyanov MatthiasSaurer RolfSiegwolf AnastasiaAKnorre AnatolySProkushkin OlgaVChurakova(Sidorova) MarinaVFonti UlfBüntgen Институт экологии и географии Кафедра экологии и природопользования 2020-03 https://iopscience.iop.org/article/10.1088/1748-9326/ab7469 http://elib.sfu-kras.ru/handle/2311/143116 https://doi.org/10.1088/1748-9326/ab7469 unknown Environmental Research Letters Q1 AlexanderVKirdyanov. Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia [Текст] / AlexanderVKirdyanov, MatthiasSaurer, RolfSiegwolf, AnastasiaAKnorre, AnatolySProkushkin, OlgaVChurakova(Sidorova), MarinaVFonti, UlfBüntgen // Environmental Research Letters. — 2020. — Т. 15 (№ 3). 17489326 https://iopscience.iop.org/article/10.1088/1748-9326/ab7469 http://elib.sfu-kras.ru/handle/2311/143116 doi:10.1088/1748-9326/ab7469 activesoillayer borealforest permafrost Siberia stableisotopes treerings wildfire Journal Article Journal Article Preprint 2020 ftsiberianfuniv https://doi.org/10.1088/1748-9326/ab7469 2021-08-31T00:03:00Z Wildfiresareanimportantfactorincontrollingforestecosystemdynamicsacrossthecircumpolar borealzone.Animprovedunderstandingoftheirdirectandindirect,short-tolong-termimpactson vegetationcoverandpermafrost–vegetationcouplingisparticularlyimportanttopredictchangesin carbon,nutrientandwatercyclesunderprojectedclimatewarming.Here,weapplydendrochronologicaltechniquesonamulti-parameterdatasettoreconstructtheeffectofwildfiresontreegrowth andseasonalpermafrostthawdepthinCentralSiberia.Basedonannually-resolvedandabsolutely datedinformationfrom19Gmelinlarch(Larixgmelinii(Rupr.)Rupr.)treesandactivesoillayer thicknessmeasurements,wefindsubstantialstand-leveldie-off,aswellastheremovalofground vegetationandtheorganiclayerfollowingamajorwildfirein1896.Reducedstemgrowthcoincides withincreasedδ13Cinthecelluloseofthesurvivingtreesduringthefirstdecadeafterthewildfire, whenstomatalconductancewasreduced.Thenextsixtosevendecadesarecharacterizedbyincreased permafrostactivesoillayerthickness.Duringthisperiodofpost-wildfireecosystemrecovery, enhancedtreegrowthtogetherwithpositiveδ13Candnegativeδ18Otrendsareindicativeofhigher ratesofphotosynthesisandimprovedwatersupply.Afterwards,athinneractivesoillayerleadsto reducedgrowthbecausetreephysiologicalprocessesbecomelimitedbysummertemperatureand wateravailability.Revealinglong-termeffectsofforestfiresonactivesoillayerthickness,ground vegetationcompositionandtreegrowth,thisstudydemonstratestheimportanceofcomplex vegetation–permafrostinteractionsthatmodifythetrajectoryofpost-fireforestrecoveryacrossmuch ofthecircumpolarborealzone.Tofurtherquantifytheinfluenceofborealwildfiresonlarge-scale carboncycledynamics,futureworkshouldconsiderawiderangeoftreespeciesfromdifferent habitatsinthehigh-northernlatitudes. Article in Journal/Newspaper permafrost Siberia Siberian Federal University: Archiv Elektronnych SFU Environmental Research Letters 15 3 034061 |
institution |
Open Polar |
collection |
Siberian Federal University: Archiv Elektronnych SFU |
op_collection_id |
ftsiberianfuniv |
language |
unknown |
topic |
activesoillayer borealforest permafrost Siberia stableisotopes treerings wildfire |
spellingShingle |
activesoillayer borealforest permafrost Siberia stableisotopes treerings wildfire AlexanderVKirdyanov MatthiasSaurer RolfSiegwolf AnastasiaAKnorre AnatolySProkushkin OlgaVChurakova(Sidorova) MarinaVFonti UlfBüntgen Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia |
topic_facet |
activesoillayer borealforest permafrost Siberia stableisotopes treerings wildfire |
description |
Wildfiresareanimportantfactorincontrollingforestecosystemdynamicsacrossthecircumpolar borealzone.Animprovedunderstandingoftheirdirectandindirect,short-tolong-termimpactson vegetationcoverandpermafrost–vegetationcouplingisparticularlyimportanttopredictchangesin carbon,nutrientandwatercyclesunderprojectedclimatewarming.Here,weapplydendrochronologicaltechniquesonamulti-parameterdatasettoreconstructtheeffectofwildfiresontreegrowth andseasonalpermafrostthawdepthinCentralSiberia.Basedonannually-resolvedandabsolutely datedinformationfrom19Gmelinlarch(Larixgmelinii(Rupr.)Rupr.)treesandactivesoillayer thicknessmeasurements,wefindsubstantialstand-leveldie-off,aswellastheremovalofground vegetationandtheorganiclayerfollowingamajorwildfirein1896.Reducedstemgrowthcoincides withincreasedδ13Cinthecelluloseofthesurvivingtreesduringthefirstdecadeafterthewildfire, whenstomatalconductancewasreduced.Thenextsixtosevendecadesarecharacterizedbyincreased permafrostactivesoillayerthickness.Duringthisperiodofpost-wildfireecosystemrecovery, enhancedtreegrowthtogetherwithpositiveδ13Candnegativeδ18Otrendsareindicativeofhigher ratesofphotosynthesisandimprovedwatersupply.Afterwards,athinneractivesoillayerleadsto reducedgrowthbecausetreephysiologicalprocessesbecomelimitedbysummertemperatureand wateravailability.Revealinglong-termeffectsofforestfiresonactivesoillayerthickness,ground vegetationcompositionandtreegrowth,thisstudydemonstratestheimportanceofcomplex vegetation–permafrostinteractionsthatmodifythetrajectoryofpost-fireforestrecoveryacrossmuch ofthecircumpolarborealzone.Tofurtherquantifytheinfluenceofborealwildfiresonlarge-scale carboncycledynamics,futureworkshouldconsiderawiderangeoftreespeciesfromdifferent habitatsinthehigh-northernlatitudes. |
author2 |
Институт экологии и географии Кафедра экологии и природопользования |
format |
Article in Journal/Newspaper |
author |
AlexanderVKirdyanov MatthiasSaurer RolfSiegwolf AnastasiaAKnorre AnatolySProkushkin OlgaVChurakova(Sidorova) MarinaVFonti UlfBüntgen |
author_facet |
AlexanderVKirdyanov MatthiasSaurer RolfSiegwolf AnastasiaAKnorre AnatolySProkushkin OlgaVChurakova(Sidorova) MarinaVFonti UlfBüntgen |
author_sort |
AlexanderVKirdyanov |
title |
Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia |
title_short |
Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia |
title_full |
Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia |
title_fullStr |
Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia |
title_full_unstemmed |
Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia |
title_sort |
long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofsiberia |
publishDate |
2020 |
url |
https://iopscience.iop.org/article/10.1088/1748-9326/ab7469 http://elib.sfu-kras.ru/handle/2311/143116 https://doi.org/10.1088/1748-9326/ab7469 |
genre |
permafrost Siberia |
genre_facet |
permafrost Siberia |
op_relation |
Environmental Research Letters Q1 AlexanderVKirdyanov. Long-termecologicalconsequencesofforestfiresinthecontinuous permafrostzoneofSiberia [Текст] / AlexanderVKirdyanov, MatthiasSaurer, RolfSiegwolf, AnastasiaAKnorre, AnatolySProkushkin, OlgaVChurakova(Sidorova), MarinaVFonti, UlfBüntgen // Environmental Research Letters. — 2020. — Т. 15 (№ 3). 17489326 https://iopscience.iop.org/article/10.1088/1748-9326/ab7469 http://elib.sfu-kras.ru/handle/2311/143116 doi:10.1088/1748-9326/ab7469 |
op_doi |
https://doi.org/10.1088/1748-9326/ab7469 |
container_title |
Environmental Research Letters |
container_volume |
15 |
container_issue |
3 |
container_start_page |
034061 |
_version_ |
1766165537239334912 |