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Arndt, Sandra
ORCID

Institutes (2)
Publications (52)

Université Libre de Bruxelles; Faculté des Sciences; Département des Sciences de la Terre et de l'Environnement; Groupe de Biogéochimie et Modélisation du Système Terre (BGéOsys), more

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Universiteit Utrecht; Faculteit Geowetenschappen, more

A1 Publications (41) [show]
Bianchi, T.S.; Mayer, L.M.; Amaral, J.H.F.; Arndt, S.; Galy, V.; Kemp, D.B.; Kuehl, S.A.; Murray, N.J.; Regnier, P. (2024). Anthropogenic impacts on mud and organic carbon cycling. Nature Geoscience 17(4): 287-297. https://dx.doi.org/10.1038/s41561-024-01405-5, more Miesner, F.; Overduin, P.P.; Grosse, G.; Strauss, J.; Langer, M.; Westermann, S.; Schneider von Deimling, T.; Brovkin, V.; Arndt, S. (2023). Subsea permafrost organic carbon stocks are large and of dominantly low reactivity. NPG Scientific Reports 13(1): 9425. https://dx.doi.org/10.1038/s41598-023-36471-z, more Pika, P.A.; Hülse, D.; Eglinton, T.I.; Arndt, S. (2023). Regional and global patterns of apparent organic matter reactivity in marine sediments. Global Biogeochem. Cycles 37(8): e2022GB007636. https://dx.doi.org/10.1029/2022gb007636, more van de Velde, S.J.; Dale, A.W.; Arndt, S. (2023). Bioturbation and the δ⁵⁶Fe signature of dissolved iron fluxes from marine sediments. Royal Society Open Science 10(1): 220010. https://dx.doi.org/10.1098/rsos.220010, more Wallington, H.; Hendry, K.; Perkins, R.; Yallop, M.; Arndt, S. (2023). Benthic diatoms modify riverine silicon export to a marine zone in a hypertidal estuarine environment. Biogeochemistry 162(2): 177-200. https://dx.doi.org/10.1007/s10533-022-00997-7, more Xu, S.; Liu, B.; Arndt, S.; Kasten, S.; Wu, Z. (2023). Assessing global-scale organic matter reactivity patterns in marine sediments using a lognormal reactive continuum model. Biogeosciences 20(12): 2251-2263. https://dx.doi.org/10.5194/bg-20-2251-2023, more Bradley, J.A.; Arndt, S.; Amend, J.P.; Burwicz-Galerne, E.; LaRowe, D.E. (2022). Sources and fluxes of organic carbon and energy to microorganisms in global marine sediments. Front. Microbiol. 13: 910694. https://dx.doi.org/10.3389/fmicb.2022.910694, more Bradley, J.A.; Hülse, D.; LaRowe, D.E.; Arndt, S. (2022). Transfer efficiency of organic carbon in marine sediments. Nature Comm. 13(1): 7297. https://dx.doi.org/10.1038/s41467-022-35112-9, more De La Fuente, M.; Arndt, S.; Marin-Moreno, H.; Minshull, T.A. (2022). Assessing the benthic response to climate-driven methane hydrate destabilisation: state of the art and future modelling perspectives. Energies (Basel) 15(9): 3307. https://dx.doi.org/10.3390/en15093307, more Freitas, F.S.; Arndt, S.; Hendry, K.R.; Faust, J.C.; Tessin, A.C.; März, C. (2022). Benthic organic matter transformation drives pH and carbonate chemistry in Arctic marine sediments. Global Biogeochem. Cycles 36(7): e2021GB007187. https://dx.doi.org/10.1029/2021GB007187, more Hülse, D.; Vervoort, P.; van de Velde, S.J.; Kanzaki, Y.; Boudreau, B.; Arndt, S.; Bottjer, D.J.; Hoogakker, B.; Kuderer, M.; Middelburg, J.J.; Volkenborn, N.; Turner, S.K.; Ridgwell, A. (2022). Assessing the impact of bioturbation on sedimentary isotopic records through numerical models. Earth-Sci. Rev. 234: 104213. https://dx.doi.org/10.1016/j.earscirev.2022.104213, more März, C.; Freitas, F.S.; Faust, J.C.; Godbold, J.A.; Henley, S.F.; Tessin, A.C.; Abbott, G.D.; Airs, R.; Arndt, S.; Barnes, D.K.A.; Grange, L.J.; Gray, N.D.; Head, I.M.; Hendry, K.R.; Hilton, R.G.; Reed, A.J.; Rühl, S.; Solan, M.; Souster, T.A.; Stevenson, M.A.; Tait, K.; Ward, J.; Widdicombe, S. (2022). Biogeochemical consequences of a changing Arctic shelf seafloor ecosystem. Ambio 51(2): 370-382. https://dx.doi.org/10.1007/s13280-021-01638-3, more Ward, J.P.J.; Hendry, K.R.; Arndt, S.; Faust, J.C.; Freitas, F.S.; Henley, S.F.; Krause, J.W.; März, C.; Tessin, A.C.; Airs, R.L. (2022). Benthic silicon cycling in the Arctic Barents Sea: a reaction-transport model study. Biogeosciences 19(14): 3445-3467. https://dx.doi.org/10.5194/bg-19-3445-2022, more Ward, J.P.J.; Hendry, K.R.; Arndt, S.; Faust, J.C.; Freitas, F.S.; Henley, S.F.; Krause, J.W.; März, C.; Ng, H.C.; Pickering, R.A.; Tessin, A.C. (2022). Stable silicon isotopes uncover a mineralogical control on the benthic silicon cycle in the Arctic Barents Sea. Geochim. Cosmochim. Acta 329: 206-230. https://dx.doi.org/10.1016/j.gca.2022.05.005, more Blouet, J.-P.; Arndt, S.; Imbert, P.; Regnier, P. (2021). Are seep carbonates quantitative proxies of CH₄ leakage? Modeling the influence of sulfate reduction and anaerobic oxidation of methane on pH and carbonate precipitation. Chem. Geol. 577: 120254. https://dx.doi.org/10.1016/j.chemgeo.2021.120254, more Freitas, F.S.; Pika, P.A.; Kasten, S.; Jorgensen, B.B.; Rassmann, J.; Rabouille, C.; Thomas, S.; Sass, H.; Pancost, R.D.; Arndt, S. (2021). New insights into large-scale trends of apparent organic matter reactivity in marine sediments and patterns of benthic carbon transformation. Biogeosciences 18(15): 4651-4679. https://dx.doi.org/10.5194/bg-18-4651-2021, more Hülse, D.; Lau, K.V.; van de Velde, S.J.; Arndt, S.; Meyer, K.M.; Ridgwell, A. (2021). End-Permian marine extinction due to temperature-driven nutrient recycling and euxinia. Nature Geoscience 14(11): 862-867. https://dx.doi.org/10.1038/s41561-021-00829-7, more Pika, P.; Hülse, D.; Arndt, S. (2021). OMEN-SED(-RCM) (v1.1): a pseudo-reactive continuum representation of organic matter degradation dynamics for OMEN-SED. Geosci. Model Dev. 14(11): 7155-7174. https://dx.doi.org/10.5194/gmd-14-7155-2021, more Bianchi, T.S.; Arndt, S.; Austin, W.E.N.; Benn, D.I.; Bertrand, S.; Cui, X.; Faust, J.C.; Koziorowska-Makuch, K.; Moy, C.M.; Savage, C.; Smeaton, C.; Smith, R.W.; Syvitski, J. (2020). Fjords as Aquatic Critical Zones (ACZs). Earth-Sci. Rev. 203: 103145. https://hdl.handle.net/10.1016/j.earscirev.2020.103145, more Bradley, J.A.; Arndt, S.; Amend, P; Burwicz, E.; Dale, A. W.; Egger, M.; LaRowe, D. E. (2020). Widespread energy limitation to life in global subseafloor sediments. Science Advances 6(32): eaba0697. https://dx.doi.org/10.1126/sciadv.aba0697, more Cassarino, L.; Hendry, K.R.; Henley, S.F.; MacDonald, E.; Arndt, S.; Freitas, F.S.; Pike, J.; Firing, Y.L. (2020). Sedimentary nutrient supply in productive hot spots off the West Antarctic Peninsula revealed by silicon isotopes. Global Biogeochem. Cycles 34(12): e2019GB006486. https://hdl.handle.net/10.1029/2019GB006486, more Freitas, F.S.; Hendry, K.R.; Henley, S.F.; Faust, J.C.; Tessin, A.C.; Stevenson, M.A.; Abbott, G.D.; März, C.; Arndt, S. (2020). Benthic-pelagic coupling in the Barents Sea: an integrated data-model framework. Philos. Trans. - Royal Soc., Math. Phys. Eng. Sci. 378(2181): 20190359. https://hdl.handle.net/10.1098/rsta.2019.0359, more LaRowe, D.E.; Arndt, S.; Bradley, J.A.; Burwicz, E.; Dale, A.W.; Amend, J.P. (2020). Organic carbon and microbial activity in marine sediments on a global scale throughout the Quaternary. Geochim. Cosmochim. Acta 286: 227-247. https://hdl.handle.net/10.1016/j.gca.2020.07.017, more LaRowe, D.E.; Arndt, S.; Bradley, J.A.; Estes, E.R.; Hoarfrost, A.; Lang, S.Q.; Lloyd, K.G.; Mahmoudi, N.; Orsi, W.D.; Shah Walter, S.R.; Steen, A.D.; Zhao, R. (2020). The fate of organic carbon in marine sediments - New insights from recent data and analysis. Earth-Sci. Rev. 204: 103146. https://dx.doi.org/10.1016/j.earscirev.2020.103146, more Puglini, M.; Brovkin, V.; Regnier, P.; Arndt, S. (2020). Assessing the potential for non-turbulent methane escape from the East Siberian Arctic Shelf. Biogeosciences 17(12): 3247-3275. https://hdl.handle.net/10.5194/bg-17-3247-2020, more Hülse, D.; Arndt, S.; Ridgwell, A. (2019). Mitigation of extreme ocean anoxic event conditions by organic matter sulfurization. Paleoceanography and Paleoclimatology 34(4): 476-489. https://dx.doi.org/10.1029/2018PA003470, more Lamarche-Gagnon, G.; Wadham, J.L.; Sherwood Lollar, B.; Arndt, S.; Fietzek, P.; Beaton, A.D.; Tedstone, A.J.; Telling, J.; Bagshaw, E.A.; Hawkings, J.R.; Kohler, T.J.; Žárský, J.D.; Mowlem, M.C.; Anesio, A.M.; Stibal, M. (2019). Greenland melt drives continuous export of methane from the ice-sheet bed. Nature (Lond.) 565(7737): 73-77. https://dx.doi.org/10.1038/s41586-018-0800-0, more Hülse, D.; Arndt, S.; Daines, S.; Regnier, P.; Ridgwell, A. (2018). OMEN-SED 1.0: a novel, numerically efficient organic matter sediment diagenesis module for coupling to Earth system models. Geosci. Model Dev. 11(7): 2649-2689. https://dx.doi.org/10.5194/gmd-11-2649-2018, more Freitas, F.S.; Pancost, R.D.; Arndt, S. (2017). The impact of alkenone degradation on U-37(K)' 37 paleothermometry: a model-derived assessment. Paleoceanography 32(6): 648-672. https://dx.doi.org/10.1002/2016PA003043, more Hülse, D.; Arndt, S.; Wilson, J.D.; Munhoven, G.; Ridgwell, A. (2017). Understanding the causes and consequences of past marine carbon cycling variability through models. Earth-Sci. Rev. 171: 349-382. https://dx.doi.org/10.1016/j.earscirev.2017.06.004, more Laruelle, G.G.; Goossens, N.; Arndt, S.; Cai, W.-J.; Regnier, P. (2017). Air-water CO₂ evasion from US East Coast estuaries. Biogeosciences 14(9): 2441-2468. https://dx.doi.org/10.5194/bg-14-2441-2017, more Wilson, J.D.; Arndt, S. (2017). Modeling radiocarbon constraints on the dilution of dissolved organic carbon in the deep ocean. Global Biogeochem. Cycles 31(5): 775-786. https://dx.doi.org/10.1002/2016GB005520, more Volta, C.; Laruelle, G.G.; Arndt, S.; Regnier, P. (2016). Linking biogeochemistry to hydro-geometrical variability in tidal estuaries: a generic modeling approach. Hydrol. Earth Syst. Sci. 20(3): 991-1030. https://dx.doi.org/10.5194/hess-20-991-2016, more Volta, C.; Arndt, S.; Savenije, H.H.G.; Laruelle, G.G.; Regnier, P. (2014). C-GEM (v 1.0): a new, cost-efficient biogeochemical model for estuaries and its application to a funnel-shaped system. Geosci. Model Dev. 7(4): 1271-1295. http://dx.doi.org/10.5194/gmd-7-1271-2014, more Regnier, P.; Arndt, S.; Goossens, N.; Volta, C.; Laruelle, G.G.; Lauerwald, R.; Hartmann, J. (2013). Modelling estuarine biogeochemical dynamics: from the local to the global scale. Aquat. Geochem. 19(5-6): 591-626. http://dx.doi.org/10.1007/s10498-013-9218-3, more Arndt, S.; Lacroix, G.; Gypens, N.; Regnier, P.; Lancelot, C. (2011). Nutrient dynamics and phytoplankton development along an estuary-coastal zone continuum: A model study. J. Mar. Syst. 84(3-4): 49-66. dx.doi.org/10.1016/j.jmarsys.2010.08.005, more Arndt, S.; Regnier, P.; Goddéris, Y.; Donnadieu, Y. (2011). GEOCLIM reloaded (v 1.0): a new coupled earth system model for past climate change. Geosci. Model Dev. 4(2): 451-481. dx.doi.org/10.5194/gmd-4-451-2011, more Regnier, P.; Dale, A. W.; Arndt, S.; LaRowe, D. E. ; Mogollón, J.; Van Cappellen, P. (2011). Quantitative analysis of anaerobic oxidation of methane (AOM) in marine sediments: A modeling perspective. Earth-Sci. Rev. 106(1-2): 105-130. dx.doi.org/10.1016/j.earscirev.2011.01.002, more Arndt, S.; Regnier, P.; Vanderborght, J.-P. (2009). Seasonally-resolved nutrient export fluxes and filtering capacities in a macrotidal estuary. J. Mar. Syst. 78(1): 42-58. dx.doi.org/10.1016/j.jmarsys.2009.02.008, more Arndt, S.; Vanderborght, J.P.; Regnier, P. (2007). Diatom growth response to physical forcing in a macrotidal estuary: Coupling hydrodynamics, sediment transport, and biogeochemistry. J. Geophys. Res. 112(C05045): 23 pp. dx.doi.org/10.1029/2006JC003581, more Arndt, S.; Regnier, P. (2007). A model for the benthic-pelagic coupling of silica in estuarine ecosystems: sensitivity analysis and system scale simulation. Biogeosciences 4(3): 331-352. http://dx.doi.org/10.5194/bg-4-331-2007, more
Peer reviewed publications (2) [show]
Volta, C.; Arndt, S.; Regnier, P. (2013). A cost-efficient biogeochemical model for estuaries: a case-study of a funnel-shaped system. Geophys. Res. Abstr. 15(EGU2013-10618): 1, more Arndt, S.; Vanderborght, J.-P.; Regnier, P. (2006). Controls of physical forcings on pelagic primary production dynamics in the Scheldt river and estuary: coupling hydrodynamics, sediment transport and biogeochemistry. Geophys. Res. Abstr. 8: 04644, more
Abstracts (8) [show]
Babut Du Marès, E.; Hülse, D.; Arndt, S. (2024). Quantification of panarctic benthic-pelagic carbon and nutrients fluxes, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 6 March 2024, Oostende. VLIZ Special Publication, 91: pp. 23, more De La Fuente Ruiz, M.; Arndt, S.; Marin-Moreno, H.; Minshull, T.A. (2023). The role of anaerobic oxidation of methane on hydrate-related benthic carbon fluxes, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 1 March 2023, Bruges. VLIZ Special Publication, 90: pp. 52, more Freitas, F.S.; Van de Velde, S.; Hendry, K.R.; Meysman, F.; Arndt, S. (2023). Controls on benthic alkalinity fluxes from natural and enhanced silicate weathering in coastal and shelf sediments: new diagenetic model insights, in: EGU General Assembly 2023. Vienna, Austria & Online, 23–28 April 2023. pp. EGU23-1259. https://dx.doi.org/10.5194/egusphere-egu23-1259, more Geels, A.; Wilkenskjeld, S.; Chegini, F.; Regnier, P.; Arndt, S. (2023). Quantifying the effect of subsea permafrost thaw on Arctic shelf dissolved inorganic carbon and alkalinity fluxes, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 1 March 2023, Bruges. VLIZ Special Publication, 90: pp. 26, more Khedri, P.; Depestele, J.; Arndt, S.; van de Velde, S.J. (2023). The impact of bottom trawl fisheries on sediment and organic carbon dynamics in the Greater North Sea, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 1 March 2023, Bruges. VLIZ Special Publication, 90: pp. 65, more Lefebvre, C.; De La Fuente Ruiz, M.; Arndt, S. (2023). A new microbially explicit model for organic matter degradation in thawing Arctic subsea permafrost, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 1 March 2023, Bruges. VLIZ Special Publication, 90: pp. 67, more Pramanik, A.; Arndt, S.; Werder, M.; Pattyn, F. (2023). Simulating hydrology and tracer dynamics in a subglacial environment underneath the Greenland ice sheet, in: EGU General Assembly 2023. Vienna, Austria & Online, 23–28 April 2023. pp. EGU23-10571. https://dx.doi.org/10.5194/egusphere-egu23-10571, more Puthan Purayil, S.; Lacroix, G.; Regnier, P.; Arndt, S.; van de Velde, S.J. (2023). Integrating the land-ocean aquatic continuum into a regional shelf sea model, in: Mees, J. et al. Book of abstracts – VLIZ Marine Science Day, 1 March 2023, Bruges. VLIZ Special Publication, 90: pp. 94, more
Report [show]
Chou, L.; Carbonnel, V.; Rebreanu, L.; Vanderborght, J.-P.; Roevros, N.; Tsagaris, M.; Van der Zee, C.; Lionard, M.; Muylaert, K.; Dasseville, R.; Vyverman, W.; Arndt, S.; Aguilera, D.; Regnier, P. (2007). Silica retention in the Scheldt continuum and its impact on coastal eutrophication (SISCO): Final report EV/17. Belgian Science Policy: Brussel. 95 pp., more