Arctic Spring Systems Driven by Permafrost Aggradation

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Standard

Arctic Spring Systems Driven by Permafrost Aggradation. / Hornum, Mikkel Toft; Bense, Victor; van der Ploeg, Martine; Kroon, Aart; Sjöberg, Ylva.

I: Geophysical Research Letters, Bind 50, Nr. 17, e2023GL104719, 2023.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Hornum, MT, Bense, V, van der Ploeg, M, Kroon, A & Sjöberg, Y 2023, 'Arctic Spring Systems Driven by Permafrost Aggradation', Geophysical Research Letters, bind 50, nr. 17, e2023GL104719. https://doi.org/10.1029/2023GL104719

APA

Hornum, M. T., Bense, V., van der Ploeg, M., Kroon, A., & Sjöberg, Y. (2023). Arctic Spring Systems Driven by Permafrost Aggradation. Geophysical Research Letters, 50(17), [e2023GL104719]. https://doi.org/10.1029/2023GL104719

Vancouver

Hornum MT, Bense V, van der Ploeg M, Kroon A, Sjöberg Y. Arctic Spring Systems Driven by Permafrost Aggradation. Geophysical Research Letters. 2023;50(17). e2023GL104719. https://doi.org/10.1029/2023GL104719

Author

Hornum, Mikkel Toft ; Bense, Victor ; van der Ploeg, Martine ; Kroon, Aart ; Sjöberg, Ylva. / Arctic Spring Systems Driven by Permafrost Aggradation. I: Geophysical Research Letters. 2023 ; Bind 50, Nr. 17.

Bibtex

@article{30d4288b626c40b3bc5b1dae02d0f50c,

title = "Arctic Spring Systems Driven by Permafrost Aggradation",

abstract = "Groundwater springs in permafrost regions provide pathways for solutes and dissolved gases to escape from sub-permafrost groundwater systems, which otherwise are completely isolated from the surface environment and atmosphere. Yet, fundamental questions as to the mechanisms driving groundwater flow to the surface remain unsolved. In this study, basal permafrost aggradation is explored as a mechanism for generating groundwater flow and driving groundwater spring systems. We employ process-based numerical modeling to test the hypothesis of permafrost-aggradation-driven spring systems in a range of environmental settings. The model results show that permafrost aggradation can generate spring flow on a multi-millennial timescale and with discharge rates up to a couple of liters per second. Permafrost aggradation deserves attention as a groundwater flow driving mechanism in areas of recent glacio-isostatic uplift and glacial retreat.",

keywords = "Arctic hydrology, cryohydrological modeling, groundwater springs, permafrost, pingo springs, taliks",

author = "Hornum, {Mikkel Toft} and Victor Bense and {van der Ploeg}, Martine and Aart Kroon and Ylva Sj{\"o}berg",

note = "CENPERMOA[2023] Publisher Copyright: {\textcopyright} 2023. The Authors.",

year = "2023",

doi = "10.1029/2023GL104719",

language = "English",

volume = "50",

journal = "Geophysical Research Letters",

issn = "0094-8276",

publisher = "Wiley-Blackwell",

number = "17",

}

RIS

TY - JOUR

T1 - Arctic Spring Systems Driven by Permafrost Aggradation

AU - Hornum, Mikkel Toft

AU - Bense, Victor

AU - van der Ploeg, Martine

AU - Kroon, Aart

AU - Sjöberg, Ylva

PY - 2023

Y1 - 2023

N2 - Groundwater springs in permafrost regions provide pathways for solutes and dissolved gases to escape from sub-permafrost groundwater systems, which otherwise are completely isolated from the surface environment and atmosphere. Yet, fundamental questions as to the mechanisms driving groundwater flow to the surface remain unsolved. In this study, basal permafrost aggradation is explored as a mechanism for generating groundwater flow and driving groundwater spring systems. We employ process-based numerical modeling to test the hypothesis of permafrost-aggradation-driven spring systems in a range of environmental settings. The model results show that permafrost aggradation can generate spring flow on a multi-millennial timescale and with discharge rates up to a couple of liters per second. Permafrost aggradation deserves attention as a groundwater flow driving mechanism in areas of recent glacio-isostatic uplift and glacial retreat.

AB - Groundwater springs in permafrost regions provide pathways for solutes and dissolved gases to escape from sub-permafrost groundwater systems, which otherwise are completely isolated from the surface environment and atmosphere. Yet, fundamental questions as to the mechanisms driving groundwater flow to the surface remain unsolved. In this study, basal permafrost aggradation is explored as a mechanism for generating groundwater flow and driving groundwater spring systems. We employ process-based numerical modeling to test the hypothesis of permafrost-aggradation-driven spring systems in a range of environmental settings. The model results show that permafrost aggradation can generate spring flow on a multi-millennial timescale and with discharge rates up to a couple of liters per second. Permafrost aggradation deserves attention as a groundwater flow driving mechanism in areas of recent glacio-isostatic uplift and glacial retreat.

KW - Arctic hydrology

KW - cryohydrological modeling

KW - groundwater springs

KW - permafrost

KW - pingo springs

KW - taliks

U2 - 10.1029/2023GL104719

DO - 10.1029/2023GL104719

M3 - Journal article

AN - SCOPUS:85170071460

VL - 50

JO - Geophysical Research Letters

JF - Geophysical Research Letters

SN - 0094-8276

IS - 17

M1 - e2023GL104719

ER -

ID: 369126770