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Mineral Weathering in Thawing Permafrost: Causes and Consequences

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Publications

Mineral Element and Organic Carbon Transport from Permafrost Soils to a Headwater Stream under Contrasting Flow Regimes and Permafrost Degradation

Author(s): Catherine Hirst, Sophie Opfergelt, Elisabeth Mauclet, Arthur Monhonval, Edward A.G. Schuur
Published in: AGU Fall Meeting 2020, 2020
Publisher: AGU Fall Meeting

Coupling geophysical data, microtopography and high-resolution imagery to map a permafrost degradation gradient at the Stordalen mire, Abisko, Sweden: implications for iron-organic carbon interactions

Author(s): Maxime Thomas, Éléonore du Bois d’Aische, Maëlle Villani, François Jonard, Sébastien Lambot, Kristof Van Oost, Veerle Vanacker, Reiner Giesler, Carl-Magnus Mörth, Sophie Opfergelt
Published in: Belgian contributions to Earth Sciences in a Changing World, 2022
Publisher: IUGG

Why Do We Need to Care About the Evolution of Mineral-organic Carbon Interactions in Permafrost Upon Thawing

Author(s): Sophie Opfergelt, Catherine Hirst, Arthur Monhonval, Elisabeth Mauclet, and Maxime Thomas
Published in: AGU Fall Meeting 2020, 2020
Publisher: AGU Fall Meeting

Tracking changes in iron organic carbon interactions upon permafrost thaw

Author(s): S Opfergelt, A Monhonval, M Thomas
Published in: Arctic Science summit Week 2023, 2023
Publisher: ASSW

The SPLASH Action Group – Towards standardized sampling strategies along the soil-to-hydrosystems continuum in permafrost landscapes

Author(s): Julien Fouche, Sarah Shakil, Catherine Hirst, Lisa Bröder, Yannick Agnan, Ylva Sjöberg, and Frédéric Bouchard
Published in: EGU General Assembly 2021, 2021
Publisher: Copernicus Meetings
DOI: 10.5194/egusphere-egu21-11184

Influence of Thawing Permafrost on Soil-Plant Mineral Element Transfer: Case Study in Interior Alaska

Author(s): Elisabeth Mauclet, Sophie Opfergelt, Catherine Hirst, Arthur Monhonval, Laurentine Debruxelles, Justin Ledman, Meghan Taylor, Edward A.G. Schuur
Published in: AGU Fall Meeting 2020, 2020
Publisher: AGU Fall Meeting

Combining geochemical and geophysical parameters to characterize permafrost degradation at Abisko, Sweden: implications for iron-organic carbon interactions

Author(s): Eléonore du Bois d’Aische, Maxime Thomas, François Jonard, Maëlle Villani, Catherine Hirst, Reiner Giesler, Carl-Magnus Mörth, Sophie Opfergelt
Published in: Arctic Science summit Week 2023, 2023
Publisher: ASSW

Impact of Abrupt Permafrost Thaw on Mineral Elements Release: Case Study in Peel Plateau, West Canadian Arctic

Author(s): Maxime Thomas, Sophie Opfergelt, Arthur Monhonval, Lisa Bröder, Jorien Vonk, Scott Zolkos, Suzanne Tank, Steve Kokelj
Published in: AGU Fall Meeting 2020, 2020
Publisher: AGU Fall Meeting

Drivers of changes in the permafrost late shoulder season

Author(s): Osy de Zegwaart-Favart, Cécile, Massonnet, François, Opfergelt, Sophie
Published in: EGU General Assembly 2022, 2022, Page(s) EGU22-6289
Publisher: EGU General Assembly 2022
DOI: 10.5194/egusphere-egu22-6289

Influence of permafrost degradation on foliar mineral element cycling upon changing subarctic tundra vegetation

Author(s): Elisabeth Mauclet, Yannick Agnan, Catherine Hirst, Arthur Monhonval, Justin Ledman, Meghan Taylor, Edward A.G. Schuur, Sophie Opfergelt
Published in: Geologica Belgica Meeting, 2021
Publisher: Geologica Belgica

Identification of winter biogeochemical connectivity in permafrost soils with silicon isotopes and redox-sensitive elements (Stordalen, Sweden)

Author(s): Maëlle VILLANI, Catherine HIRST, Maxime THOMAS, Erik LUNDIN, Reiner GIESLER, Magnus MÖRTH, Sophie OPFERGELT
Published in: Climat et Impacts 2022, 2022
Publisher: Université Paris-Saclay

More than carbon: Frozen element inventories in ice rich Yedoma permafrost

Author(s): Jens Strauss, Arthur Monhonval, Clara Rutkowski, Matthias Fuchs, Tina Sanders, Christina Biasi, Sophie Opfergelt, Lutz Schirrmeister, Guido Grosse
Published in: German Polar Association’s Working Group Permafrost meeting, 2022
Publisher: AKPF

Can we use Arctic rivers to detect permafrost thaw?

Author(s): Catherine Hirst
Published in: ELI Day 2021, 2021
Publisher: ELI

Permafrost thaw influences conditions for mineral-organic carbon interactions

Author(s): Opfergelt S.
Published in: 11th Annual Meeting of the Permafrost Carbon Network, 2021
Publisher: PCN

Integrating mineral interactions with organic carbon in thawing permafrost to assess climate feedbacks

Author(s): Sophie Opfergelt, Catherine Hirst, Arthur Monhonval, Elisabeth Mauclet, and Maxime Thomas
Published in: EGU General Assembly 2020, 2020
Publisher: Copernicus Meetings
DOI: 10.5194/egusphere-egu2020-19501

Evolution of iron-organic carbon interactions during abrupt thaw in ice-rich permafrost: case study in Siberia

Author(s): Alexia Gilliot, Arthur Monhonval, Justin Louis, Benoît Pereira, Aubry Vandeuren, Loeka Jongejans, Jens Strauss, Sophie Opfergelt
Published in: Geologica Belgica Meeting, 2021
Publisher: Geologica Belgica

Drivers of changes in the permafrost late shoulder season

Author(s): Osy de Zegwaart-Favart, Cécile, Massonnet, François, & Opfergelt, Sophie
Published in: ELI-Day 2022, 2022
Publisher: UCLouvain

Tracing particulate organo-mineral export by a large glacio-nival river and a small headwater stream in Zackenberg valley, Greenland

Author(s): L. Bröder, C. Hirst, S. Opfergelt, N. Haghipour, T. Eglinton, J. Vonk and J. Fouché
Published in: AGU Fall Meeting 2020, 2020
Publisher: AGU Fall Meeting

Waters in hydrothermal and polar environments: further developments for silicon isotope measurements

Author(s): François Gaspard, Catherine Hirst, Sophie Opfergelt
Published in: ELI Day 2021, 2021
Publisher: ELI

Iron Dynamics during Thermokarst Processes in the Yedoma Domain and Implications for Interactions between Iron and Organic Carbon

Author(s): Arthur Monhonval , Sophie Opfergelt , Elisabeth Mauclet , Catherine Hirst , Benoît Pereira , Aubry Vandeuren , Nathan Bemelmans , Guido Grosse , Lutz Schirrmeister , Matthias Fuchs and Jens Strauss
Published in: AGU Fall Meeting 2020, 2020
Publisher: AGU Fall Meeting

Influence of permafrost degradation and shift in vegetation on litter and soil properties:case study in Central Alaska

Author(s): Maëlle Villani, Elisabeth Mauclet, Yannick Agnan, Edward A.G. Schuur, Sophie Opfergelt
Published in: Geologica Belgica Meeting, 2021
Publisher: Geologica Belgica

Iron dynamics upon thermokarst formation in the Yedoma domain

Author(s): Arthur Monhonval, Sophie Opfergelt, Elisabeth Mauclet, Catherine Hirst, Nathan Bemelmans, Aubry Vandeuren, Benoit Pereira, Guido Grosse, Lutz Schirrmeister, Matthias Fuchs, Jens Strauss
Published in: ELI Day 2021, 2021
Publisher: ELI

Silicon Isotopes: A Tool to Capture Winter Biogeochemical Connectivity in Permafrost Soils (Stordalen, Sweden)

Author(s): Maëlle Villani, Catherine Hirst, Erik J Lundin, Reiner Giesler, Carl Magnus Morth, Sophie Opfergelt
Published in: AGU Fall Meeting 2022, 2022
Publisher: AGU

Changes in Nutrient Sources for Arctic Tundra Vegetation upon Permafrost Thaw

Author(s): Maëlle Villani, Elisabeth Mauclet, Merlin Gérard, Catherine Hirst, Arthur Monhonval, Emily Stevenson, Edward Schuur, Sophie Opfergelt
Published in: AGU Fall Meeting 2022, 2022
Publisher: AGU

Water residence time controls iron-organic carbon interactions in waters draining a sub-Arctic fen

Author(s): Catherine Hirst, Maëlle Villani, Maxime Thomas, Arthur Monhonval, Eleonore du Bois d'Aische, Erik Lundin, Reiner Giesler, Carl-Magnus Mörth, Sophie Opfergelt
Published in: AGU Fall Meeting 2022, 2022
Publisher: AGU

The permafrost mineral reserve: identify potential mineral nutrient hotspots upon thawing

Author(s): Opfergelt S., Mauclet E., Lefebvre B., Monhonval A., Bertouille N., Vandeuren A., Pereira B., Hirst C., Kuhry P., Strauss J., Grosse G., Conley D.J.
Published in: 5th European Conference on Permafrost, 23/06/18-01/07/18, 2018
Publisher: 5th European Conference on Permafrost

Distribution of mineral constituents in Yedoma permafrost: implications for Yedoma formation

Author(s): Mauclet E., Opfergelt S., Monhonval A., Strauss J., Grosse G., Fuchs M., Schirrmeister L.
Published in: 5th European Conference on Permafrost, 23/06/18-01/07/18, 2018
Publisher: 5th European Conference on Permafrost

Local variability of mineral element distribution in permafrost terrain: implications upon thawing

Author(s): Hirst C., Opfergelt S., Lefebvre B., Bertouille N., Kuhry P., Palmtag J.
Published in: 5th European Conference on Permafrost, 23/06/18-01/07/18, 2018
Publisher: 5th European Conference on Permafrost

Changing conditions for mineral-organic carbon interactions across the permafrost landscape: hotmoments more than hot spots?

Author(s): Sophie Opfergelt, Catherine Hirst, Elisabeth Mauclet, Arthur Monhonval, Maxime Thomas, François Gaspard, Maëlle Villani, Hélène Dailly
Published in: AGU Fall Meeting 2021, 2021
Publisher: AGU

Waters in hydrothermal and polar environments: further developments for Si isotope measurements

Author(s): Opfergelt Sophie, Gaspard François, Hirst Catherine
Published in: Goldschmidt Conference, 2020
Publisher: Goldschmidt

Tracing changes in mineral organic carbon interactions upon permafrost thaw

Author(s): Sophie OPFERGELT, Arthur MONHONVAL, Maxime THOMAS, Catherine HIRST
Published in: Climat et Impacts 2022, 2022
Publisher: Université Paris-Saclay

Mineral element cycling through the soil-plant system upon permafrost thaw: case study in Interior Alaska

Author(s): Elisabeth Mauclet, Catherine Hirst, Arthur Monhonval, Laurentine Debruxelles, Justin Ledman, Meghan Taylor, Edward A.G. Schuur, Sophie Opfergelt
Published in: ELI Day 2021, 2021
Publisher: ELI

Drivers of changes in the permafrost late shoulder season

Author(s): Osy de Zegwaart-Favart, Cécile, Massonnet, François, & Opfergelt, Sophie
Published in: 17th Conference on Polar Meteorology and Oceanography, 2022
Publisher: Polar Meteorology and Oceanography

Does vegetation shift in Arctic tundra upon permafrost degradation influence mineral element recycling in the topsoil?

Author(s): Villani, M., Mauclet, E., Agnan, Y., Druel, A., Jasinski, B., Taylor, M., Schuur, E. A. G., and Opfergelt, S.
Published in: EGU General Assembly 2022, 2022, Page(s) EGU22-4024
Publisher: EGU General Assembly 2022
DOI: 10.5194/egusphere-egu22-4024

Drivers of changes in the permafrost late shoulder season

Author(s): Osy de Zegwaart-Favart, Cécile, Massonnet, François, & Opfergelt, Sophie
Published in: The Cryosphere in a changing climate - A scientific symposium in memory of Koni Steffen, 2022
Publisher: The Cryosphere

The fate of organic carbon upon thaw also depends on interactions with mineral elements

Author(s): Opfergelt Sophie
Published in: 10th Annual Meeting of the Permafrost Carbon Network, 2020
Publisher: PCN

Characterization of dissolved and particulate organic matterexported during late summer from a glacio-nival river, Zackenberg,Greenland

Author(s): Fouche Julien, Hirst Catherine, Opfergelt Sophie, Vonk Jorien, Bonneville Steeve, Haghipour Negar, Eglinton Timothy, Broder Lisa
Published in: EGU General Assembly 2020, 2020
Publisher: Copernicus Meetings
DOI: 10.5194/egusphere-egu2020-9776

Mobilization of particulate organic matter and minerals in Zackenberg valley, Greenland

Author(s): Broder Lisa, Hirst, Catherine, Opfergelt, Sophie, Lattaud Julie, Haghipour N., Eglinton Tim, Vonk Jorien, Fouché Julien
Published in: EGU General Assembly 2021, 2021
Publisher: Copernicus Meetings
DOI: 10.5194/egusphere-egu21-11539

Snowmelt initiates an additional source of silicon to streams in Yellowstone National Park, USA

Author(s): Gaspard François, Opfergelt Sophie, Zahajska Petra, Hirst Catherine, Delmelle Pierre
Published in: Goldschmidt Conference, 2020
Publisher: Goldschmidt

Coupling of geochemical and geophysical measurements to characterize iron and organic carbon co-mobility upon permafrost thaw in an Arctic peatland in Abisko, Sweden

Author(s): Eléonore DU BOIS D’AISCHE, Maxime THOMAS, François JONARD, Maëlle VILLANI, Catherine HIRST, Reiner GIESLER, Carl-Magnus MÖRTH, Erik LUNDIN, Sophie OPFERGELT
Published in: Climat et Impacts 2022, 2022
Publisher: Université Paris-Saclay

Role of Dissolution-Precipitation of Mineral Organic Carbon Interactions on Carbon Loss and Gain upon Permafrost Thaw

Author(s): Sophie Opfergelt, Arthur Monhonval, Hélène Dailly, Edward Schuur, Catherine Hirst
Published in: AGU Fall Meeting 2022, 2022
Publisher: AGU

Characterization of organic carbon-mineral interactions within a megaslump headwall and potential evolution following material export: case study in Batagaika crater, northern Yakutia, Siberia

Author(s): Maxime THOMAS, Loeka JONGEJANS, Jens STRAUSS, Chloé VERMYLEN, Sacha CALCUS, Arthur MONHONVAL, Thomas OPEL, Sophie OPFERGELT
Published in: Climat et Impacts 2022, 2022
Publisher: Université de Paris-Saclay

Influence of thermokarst formation on manganese-organic carbon interactions in ice-rich permafrost

Author(s): Justin Louis, Arthur Monhonval, Alexia Gilliot, Aubry Vandeuren, Benoît Pereira, Loeka Jongejans, Jens Strauss, Sophie Opfergelt
Published in: Geologica Belgica Meeting, 2021
Publisher: Geologica Belgica

Detecting Hydrological Connectivity in Polar Environments Using Silicon Isotopes

Author(s): Sophie Opfergelt, Catherine Hirst, Maëlle Villani, Arthur Monhonval, Elisabeth Mauclet, Maxime Thomas, Justin Ledman and Edward Schuur
Published in: AGU Fall Meeting 2022, 2022
Publisher: AGU

"Supplementary Tables associated with ""Silicon Isotopes in Arctic and sub-Arctic Glacial Meltwaters: The Role of Subglacial Weathering in the Silicon Cycle"" from Silicon isotopes in Arctic and sub-Arctic glacial meltwaters: the role of subglacial weathering in the silicon cycle."

Author(s): Hatton, Jade E.; Hendry, Katharine R.; Hawkings, Jonathan R.; Wadham, Jemma L.; Opfergelt, Sophie; Kohler, Tyler J.; Yde, Jacob C.; Stibal, Marek; Žárský, Jakub D.
Published in: 5, 2019
Publisher: Royal Society of London
DOI: 10.6084/m9.figshare.9120041

Carbon in Permafrost Experimental Heating Research (CIPEHR) project: Foliar mineral element concentrations, stocks, and annual litterfall fluxes in July 2009 and 2017

Author(s): Mauclet, E., S. Opfergelt, Y. Agnan, C. Hirst, A. Monhonval, J. Ledman, M. Taylor, E. Schuur, and Bonanza Creek LTER
Published in: Environmental Data Initiative, 2021
Publisher: Environmental Data Initiative
DOI: 10.6073/pasta/597c40c5d699eec918da3e9c2eaa7bea

Characterization of permafrost soil exchange properties and quantification of stocks in soil exchangeable base cations

Author(s): Mauclet, E., Villani, M., Monhonval, A., Hirst, C., Schuur, E.A.G., Opfergelt, S.
Published in: Dataverse Open Data @ UCLouvain, 2022
Publisher: UCLouvain
DOI: 10.14428/dvn/fqvmep

Yedoma domain Mineral Concentrations Assessment (YMCA)

Author(s): Monhonval Arthur, Opfergelt Sophie, Mauclet Elisabeth, Pereira Benoît, Vandeuren Aubry, Grosse Guido, Schirrmeister Lutz, Fuchs Matthias, Kuhry Peter, Strauss Jens
Published in: PANGAEA, 2020
Publisher: PANGAEA
DOI: 10.1594/pangaea.922724

Ge/Si and Si isotopes in thermal waters and rivers draining the Yellowstone Plateau Volcanic Field, USA

Author(s): Gaspard François, Opfergelt Sophie, Hirst Catherine, Hurwitz Shaul, McCleskey Blaine, Zahajská Petra, Conley Daniel J, Delmelle Pierre
Published in: PANGAEA, 2021
Publisher: PANGAEA
DOI: 10.1594/pangaea.937528

Eight Mile Lake Research Watershed, Thaw Gradient: Geochemical data from perched waters collected from boreholes on Gradient site during August-September 2019

Author(s): Opfergelt, S., C. Hirst, E.A. Schuur, E. Mauclet, A. Monhonval, J. Ledman, and Bonanza Creek LTER
Published in: Environmental Data Initiative, 2021
Publisher: Environmental Data Initiative
DOI: 10.6073/pasta/826550e1b769269eafe11db438a79bde

Eight Mile Lake Research Watershed, Thaw Gradient: Foliar mineral element concentrations, stocks and annual litterfall fluxes estimated for July 2017

Author(s): Mauclet, E., S. Opfergelt, Y. Agnan, C. Hirst, A. Monhonval, J. Ledman, M. Taylor, E. Schuur, and Bonanza Creek LTER
Published in: Environmental Data Initiative, 2021
Publisher: Environmental Data Initiative
DOI: 10.6073/pasta/7fad9398ec3a596b8efc092fc8fbf55d

Eight Mile Lake Research Watershed, Thaw Gradient: Geochemistry of soil pore waters sampled in May 2018 (0 - 20 cm depth) and August 2019 (0-120 cm depth) at Gradient site, 2018-2019

Author(s): Opfergelt, S., C. Hirst, E.A. Schuur, E. Mauclet, A. Monhonval, J. Ledman, and Bonanza Creek LTER
Published in: Environmental Data Initiative, 2021
Publisher: Environmental Data Initiative
DOI: 10.6073/pasta/f3b2f5aa791f8df5f7bae640f079296b

Eight Mile Lake Research Watershed, Thaw Gradient: Geochemical data collected daily in Panguingue Creek during spring thaw and summer rain events, 2018-2019

Author(s): Opfergelt, S., C. Hirst, E.A. Schuur, E. Mauclet, A. Monhonval, J. Ledman, and Bonanza Creek LTER
Published in: Environmental Data Initiative, 2021
Publisher: Environmental Data Initiative
DOI: 10.6073/pasta/e5759a95d453f28cc1b35e5ccef78f78

Windows into organic carbon stabilisation in permafrost soils

Author(s): Catherine Hirst
Published in: Open Access Government, 2021, Page(s) 338-339, ISSN 2516-3817
Publisher: Open Access Government

Abrupt thaw events: Local landscape degradations with large-scale impacts on Arctic ecosystems

Author(s): Maxime Thomas
Published in: Open Access Government, 2021, ISSN 2516-3817
Publisher: Open Access Government

Geological archives in the Arctic

Author(s): Arthur Monhonval
Published in: Open Access Government, 2021, Page(s) 454-455, ISSN 2516-3817
Publisher: Open Access Government

What are the impacts of shifting Arctic tundra vegetation?

Author(s): Elisabeth Mauclet
Published in: Open Access Government, 2021, ISSN 2516-3817
Publisher: Open Access Government

The unaccounted-for side of permafrost carbon - ebook

Author(s): Sophie Opfergelt, Catherine Hirst, Elisabeth Mauclet, Arthur Monhonval, Maxime Thomas
Published in: Open Access Government, 2021, ISSN 2516-3817
Publisher: Open Access Government

The unaccounted-for side of permafrost carbon - profile

Author(s): Sophie Opfergelt
Published in: Open Access Government, 2020, ISSN 2516-3817
Publisher: Open Access Government

The SPLASH Action Group – Towards standardized sampling strategies in permafrost science

Author(s): Bouchard F. , Agnan Y. , Bröder L. , Fouché J. , Hirst C. , Sjöberg Y. , Alexis M. , Behmel S. , Biskaborn B. K. , Christaki U. , Dean J. , Desyatkin A. , Farquharson L. , Fishback L. , Fortier D. , Fritz M. , Gandois L. , Hugelius G. , Jardillier L. , Jones B. M. , Kanevskiy M. , Lantuit H. , Laurion I. , Lebedeva L. , Opfergelt S. , Palmtag J. , Roy-Léveillée P. , Rudy A. , Séjourné A. ,
Published in: Advances in Polar Science, 31 (3), 2020, Page(s) 153-155, ISSN 1674-9928
Publisher: China Science Press
DOI: 10.13679/j.advps.2020.0009

Mineral element stocks in the Yedoma domain: a first assessment in ice-rich permafrost regions

Author(s): Monhonval, A., Opfergelt, S., Mauclet, E., Pereira, B., Vandeuren, A., Grosse, G., Schirrmeister, L., Fuchs, M., Kuhry, P., and Strauss, J.
Published in: Earth Syst. Sci. Data Discuss., 2021, ISSN 1866-3508
Publisher: Copernicus Publications
DOI: 10.5194/essd-2020-359

Impact of Holocene climate change on silicon cycling in Lake 850, Northern Sweden

Author(s): Zahajská Petra, Cartier Rosine, Fritz Sherilyn C, Stadmark Johanna, Opfergelt Sophie, Yam Ruth, Shemesh Aldo, Conley Daniel J
Published in: The Holocene, 2021, ISSN 0959-6836
Publisher: SAGE Publications
DOI: 10.1177/09596836211025973

Modern silicon dynamics of a small high-latitude subarctic lake

Author(s): Zahajská Petra , Olid Carolina , Stadmark Johanna , Fritz Sherilyn C. , Opfergelt Sophie, Conley Daniel J.
Published in: Biogeosciences, 2021, ISSN 1726-4189
Publisher: Copernicus
DOI: 10.5194/bg-18-2325-2021

The next generation of climate model should account for the evolution of mineral-organic interactions with permafrost thaw

Author(s): Sophie Opfergelt
Published in: Environmental Research Letters, 15/9, 2020, Page(s) 091003, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/ab9a6d

Iron Redistribution Upon Thermokarst Processes in the Yedoma Domain

Author(s): Arthur Monhonval, Jens Strauss, Elisabeth Mauclet, Catherine Hirst, Nathan Bemelmans, Guido Grosse, Guido Grosse, Lutz Schirrmeister, Matthias Fuchs, Sophie Opfergelt
Published in: Frontiers in Earth Science, 2021, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2021.703339

Silicon Isotopic Composition of Dry and Wet-Based Glaciers in Antarctica

Author(s): Jade E. Hatton, Katharine R. Hendry, Catherine Hirst, Sophie Opfergelt, Susann Henkel, Adrián Silva-Busso, Susan A. Welch, Jemma L. Wadham, W. Berry Lyons, Elizabeth Bagshaw, Michael Staubwasser, Diane M. McKnight
Published in: Frontiers in Earth Science, 8, 2020, Page(s) 286, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2020.00286

Silicon isotopes reveal a non-glacial source of silicon to Crescent Stream, McMurdo Dry Valleys, Antarctica

Author(s): Hirst C., Opfergelt S., Gaspard F., Hendry K.R., Hatton J.E., Welch S., McKnight D., Lyons W.B.
Published in: Frontiers Earth Science, 8, 2020, Page(s) 229, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2020.00229

Changing sub-Arctic tundra vegetation upon permafrost degradation: impact on foliar mineral element cycling

Author(s): Elisabeth Mauclet, Yannick Agnan, Catherine Hirst, Arthur Monhonval, Benoît Pereira, Aubry Vandeuren, Maëlle Villani, Justin Ledman, Meghan Taylor, Briana L. Jasinski, Edward A. G. Schuur, Sophie Opfergelt
Published in: Biogeosciences, 17264189, 2022, ISSN 1726-4189
Publisher: Copernicus Publications
DOI: 10.5194/bg-19-2333-2022

Mineral element recycling in topsoil following permafrost degradation and a vegetation shift in sub-Arctic tundra

Author(s): Maëlle Villani, Elisabeth Mauclet, Yannick Agnan, Arsène Druel, Briana Jasinski, Meghan Taylor, Edward A.G. Schuur, Sophie Opfergelt
Published in: Geoderma, 00167061, 2022, ISSN 0016-7061
Publisher: Elsevier BV
DOI: 10.1016/j.geoderma.2022.115915

Editorial: Novel isotope systems and biogeochemical cycling during cryospheric weathering in polar environments

Author(s): Murphy, M.J., Hendry, K.R., Opfergelt, S.
Published in: Frontiers Earth Sciences, 2021, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2021.660333

Quantifying non‐thermal silicate weathering using Ge/Si and Si isotopes in rivers draining the Yellowstone Plateau Volcanic Field, USA

Author(s): Gaspard François, Opfergelt Sophie, Hirst Catherine, Hurwitz Shaul, McCleskey R. Blaine, Zahajská Petra, Conley Daniel J., Delmelle Pierre
Published in: Geochemistry, Geophysics, Geosystems, 2021, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2021gc009904

Silicon isotopes in Arctic and sub-Arctic glacial meltwaters: the role of subglacial weathering in the silicon cycle

Author(s): Jade E. Hatton, Katharine R. Hendry, Jonathan R. Hawkings, Jemma L. Wadham, Sophie Opfergelt, Tyler J. Kohler, Jacob C. Yde, Marek Stibal, Jakub D. Žárský
Published in: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 475/2228, 2019, Page(s) 20190098, ISSN 1364-5021
Publisher: Royal Society of London
DOI: 10.1098/rspa.2019.0098

Reconstructing Permafrost Sedimentological Characteristics and Post-depositional Processes of the Yedoma Stratotype Duvanny Yar, Siberia

Author(s): Shmelev Denis, Cherbunina Maria, Rogov Victor, Opfergelt Sophie, Monhonval Arthur, Strauss Jens
Published in: Frontiers in Earth Sciences, 2021, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2021.727315

Thermokarst processes increase the supply of stabilizing surfaces and elements (Fe, Mn, Al, and Ca) for mineral–organic carbon interactions

Author(s): Arthur Monhonval, Jens Strauss, Maxime Thomas, Catherine Hirst, Hugues Titeux, Justin Louis, Alexia Gilliot, Eléonore du Bois d'Aische, Benoît Pereira, Aubry Vandeuren, Guido Grosse, Lutz Schirrmeister, Loeka L. Jongejans, Mathias Ulrich, Sophie Opfergelt
Published in: Permafrost and Periglacial Processes, 10456740, 2022, ISSN 1045-6740
Publisher: John Wiley & Sons Inc.
DOI: 10.1002/ppp.2162

Quantifying stocks in exchangeable base cations in permafrost: a reserve of nutrients about to thaw

Author(s): Elisabeth Mauclet, Maëlle Villani, Arthur Monhonval, Catherine Hirst, Edward A. G. Schuur, and Sophie Opfergelt
Published in: Earth System Science Data, 18663516, 2022, ISSN 1866-3516
Publisher: Copernicus Publications
DOI: 10.5194/essd-2022-240

Seasonal Changes in Hydrology and Permafrost Degradation Control Mineral Element‐Bound DOC Transport From Permafrost Soils to Streams

Author(s): Catherine Hirst; Elisabeth Mauclet; Arthur Monhonval; Emeline Tihon; Justin Ledman; Edward A. G. Schuur; Sophie Opfergelt
Published in: Global Biogeochemical Cycles : an international journal of global change, Vol. 36, no. 2 (2022), p. 1-24 (2022), 19449224, 2022, ISSN 1944-9224
Publisher: John Wiley & Sons, Inc.
DOI: 10.1029/2021gb007105

Eruptive style controls the formation of silicon hexafluoride salts on volcanic ash: The case of the 2010 eruption of Eyjafjallajökull volcano, Iceland

Author(s): Delmelle Pierre, Maters Elena C., Calkins Julie A., Gaspard François, Opfergelt Sophie, Jenkins Susanna F.
Published in: Chemical Geology, 2021, ISSN 0009-2541
Publisher: Elsevier BV
DOI: 10.1016/j.chemgeo.2021.120327

Imprint of chemical weathering and hydrothermalism on the Ge/Si ratio and Si isotope composition of rivers in a volcanic tropical island, Basse-Terre, Guadeloupe (French West Indies)

Author(s): Gaspard François, Opfergelt Sophie, Dessert Céline , Robert Vincent , Ameijeiras Mariño Yolanda, Delmelle Pierre
Published in: Chemical Geology, 2021, ISSN 0009-2541
Publisher: Elsevier BV
DOI: 10.1016/j.chemgeo.2021.120283

Mineral Element Stocks in the Yedoma Domain: A Novel Method Applied to Ice-Rich Permafrost Regions

Author(s): Arthur Monhonval, Elisabeth Mauclet, Benoît Pereira, Aubry Vandeuren, Jens Strauss, Guido Grosse, Guido Grosse, Lutz Schirrmeister, Matthias Fuchs, Peter Kuhry, Sophie Opfergelt
Published in: Frontiers in Earth Science, 2021, ISSN 2296-6463
Publisher: Frontiers
DOI: 10.3389/feart.2021.703304