Biogeosciences
Biogeosciences
BG

Recent

The following lists the recent preprints posted on EGUsphere with BG-related topics as well as final revised papers published recently in BG.
13 May 2026
Reviews and syntheses: Microbial Carbon Fixation in Dryland: A component of Global Carbon Cycle
Sulamita Santos Correa, Júnia Schultz, Balamurugan Sadaiappan, Alexandre Soares Rosado, and Sunil Mundra
EGUsphere, https://doi.org/10.5194/egusphere-2026-2278,https://doi.org/10.5194/egusphere-2026-2278, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 May 2026
Subsurface dissolution reduces the efficiency of mineral-based open-ocean alkalinity enhancement
Friedrich A. Burger, Urs Hofmann Elizondo, Hendrik Grosselindemann, and Thomas L. Frölicher
Biogeosciences, 23, 3279–3298, https://doi.org/10.5194/bg-23-3279-2026,https://doi.org/10.5194/bg-23-3279-2026, 2026
Short summary
11 May 2026
Benthic phosphorus cycling in the northern Benguela upwelling system: excess P supply and altered pelagic nutrient stoichiometry
Peter Kraal, Kristin A. Ungerhofer, Darci Rush, and Gert-Jan Reichart
Biogeosciences, 23, 3253–3277, https://doi.org/10.5194/bg-23-3253-2026,https://doi.org/10.5194/bg-23-3253-2026, 2026
Short summary
11 May 2026
Spatial and temporal variability of CO2, N2O and CH4 fluxes from an urban park in Denmark
Xiao Bai, Tom Cripps, João Serra, Klaus Butterbach-Bahl, and Zhisheng Yao
Biogeosciences, 23, 3207–3223, https://doi.org/10.5194/bg-23-3207-2026,https://doi.org/10.5194/bg-23-3207-2026, 2026
Short summary
11 May 2026
Relative uptake of carbonyl sulphide to carbon dioxide: insights from a coupled boundary layer – canopy inverse modelling framework
Peter J. M. Bosman, Maarten C. Krol, Laurens N. Ganzeveld, Felix M. Spielmann, and Georg Wohlfahrt
Biogeosciences, 23, 3225–3252, https://doi.org/10.5194/bg-23-3225-2026,https://doi.org/10.5194/bg-23-3225-2026, 2026
Short summary
08 May 2026
Complexity in biogeochemical models: consequences for the biological carbon pump
Jonathan Rogerson, Alessandro Tagliabue, Agathe Nguyen, Marcello Vichi, Lewis Wrightson, Prima Anugerahanti, Olivier Aumont, and Marion Gehlen
Biogeosciences, 23, 3179–3194, https://doi.org/10.5194/bg-23-3179-2026,https://doi.org/10.5194/bg-23-3179-2026, 2026
Short summary
08 May 2026
Light availability controls multi-decadal trends in crustose coralline algal cell elongation
Bastian Seidl, Ines Pyko, Thomas Mölg, Wendy Nelson, and Sebastian Teichert
EGUsphere, https://doi.org/10.5194/egusphere-2026-2316,https://doi.org/10.5194/egusphere-2026-2316, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
08 May 2026
Living and nonliving particulate iron in the subtropical North Pacific Ocean
Eleanor S. Bates and Nicholas J. Hawco
Biogeosciences, 23, 3059–3072, https://doi.org/10.5194/bg-23-3059-2026,https://doi.org/10.5194/bg-23-3059-2026, 2026
Short summary
08 May 2026
Unexpected quasi-independence of coloured dissolved organic matter absorption from chlorophyll-a concentration in the Southern Ocean
Juan Li, David Antoine, and Yannick Huot
Biogeosciences, 23, 3073–3090, https://doi.org/10.5194/bg-23-3073-2026,https://doi.org/10.5194/bg-23-3073-2026, 2026
Short summary
08 May 2026
Linking surface coverage with surfactant activity to refine the role of surfactants for air-sea gas exchange
Falko Asmussen-Schäfer, Mariana Ribas-Ribas, Oliver Wurl, and Gernot Friedrichs
Biogeosciences, 23, 3159–3178, https://doi.org/10.5194/bg-23-3159-2026,https://doi.org/10.5194/bg-23-3159-2026, 2026
Short summary
08 May 2026
Deconvolving the biogeochemical controls on coral Sr ∕ Ca and Ba ∕ Ca proxies: new perspectives from paired stable Ca, Sr and Ba isotope compositions
Yang Yu, Ed Hathorne, Xuefei Chen, Gangjian Wei, Florian Böhm, Alexander Heuser, Anton Eisenhauer, Christopher Siebert, and Martin Frank
Biogeosciences, 23, 3195–3206, https://doi.org/10.5194/bg-23-3195-2026,https://doi.org/10.5194/bg-23-3195-2026, 2026
Short summary
08 May 2026
From Alnus to Pinus: temperate peatland ecosystem transformation triggered by human-driven landscape change
Ewa Zin, Tomasz Związek, Marcin Klisz, Sandra Słowińska, Dominik Róg, Milena Obremska, Dominika Łuców, Jarosław Pietruczuk, Joachim Popek, Katarzyna Piotrowicz, Kamil Pilch, Krzysztof Szewczyk, Agnieszka Halaś, and Michał Słowiński
Biogeosciences, 23, 3091–3138, https://doi.org/10.5194/bg-23-3091-2026,https://doi.org/10.5194/bg-23-3091-2026, 2026
Short summary
08 May 2026
Seafloor chemosynthetic habitats and AOM-influenced sediment microbiome at a cold-water coral site off the Vesterålen coast, northern Norway
Claudio Argentino, Luca Fallati, Sebastian Petters, Hans C. Bernstein, Ines Barrenechea Angeles, Jorge Corrales-Guerrero, Alessandra Savini, Benedicte Ferré, and Giuliana Panieri
Biogeosciences, 23, 3139–3157, https://doi.org/10.5194/bg-23-3139-2026,https://doi.org/10.5194/bg-23-3139-2026, 2026
Short summary
06 May 2026
Seasonal contrast in rare earth elements concentration in sediment of the Mackenzie Delta
Thomas Bossé-Demers, Bennet Juhls, Martine Lizotte, Santiago Mareque, Audrey Gaudy, and Raoul-Marie Couture
Biogeosciences, 23, 3039–3057, https://doi.org/10.5194/bg-23-3039-2026,https://doi.org/10.5194/bg-23-3039-2026, 2026
Short summary
06 May 2026
Extending planktic foraminiferal Mg/Ca palaeothermometry into polar temperature ranges: crust- and lamellae specific calibrations and non-thermal controls
Adele Westgård, Mohamed M. Ezat, Freya E. Sykes, Julie Meilland, Thomas B. Chalk, J. Andy Milton, Melissa Chierici, and Gavin L. Foster
EGUsphere, https://doi.org/10.5194/egusphere-2026-2415,https://doi.org/10.5194/egusphere-2026-2415, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
06 May 2026
Vertebrate impact on bacterial community structure of coastal Arctic spring snowpacks
Sławomir Sułowicz, Krzysztof Zawierucha, Anna Markowicz, Krystyna Kozioł, Wiktoria Zientak, Adam Nawrot, Krzesimir Tomaszewski, Christoph Keuschnig, Bartłomiej Luks, and Catherine Larose
Biogeosciences, 23, 3023–3038, https://doi.org/10.5194/bg-23-3023-2026,https://doi.org/10.5194/bg-23-3023-2026, 2026
Short summary
05 May 2026
Drivers of drought-induced canopy mortality in conifer and broadleaf forests across Luxembourg
Selina Schwarz, Fabian Ewald Fassnacht, Lisa Hülsmann, and Nadine K. Ruehr
Biogeosciences, 23, 2985–3003, https://doi.org/10.5194/bg-23-2985-2026,https://doi.org/10.5194/bg-23-2985-2026, 2026
Short summary
05 May 2026
Spatial heterogeneity of sedimentary organic carbon in fjords around Stavanger, Norway – implications for upscaling
Markus Diesing, Reidulv Bøe, Sigrid Elvenes, Jochen Knies, and Craig Smeaton
Biogeosciences, 23, 3005–3022, https://doi.org/10.5194/bg-23-3005-2026,https://doi.org/10.5194/bg-23-3005-2026, 2026
Short summary
05 May 2026
Reviews and syntheses: Snow algae on the move – biased motility and snowpack interaction from a biophysics perspective
Caitlin S. de Vries, Melody J. Sandells, Matthew P. Davey, Gary S. Caldwell, and Ottavio A. Croze
EGUsphere, https://doi.org/10.5194/egusphere-2026-2167,https://doi.org/10.5194/egusphere-2026-2167, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
05 May 2026
Elemental and isotopic constraints on zooplankton-mediated carbon fluxes in Ryder Bay, Western Antarctic Peninsula
Laura Rose Taylor, Katharine R. Hendry, Helen M. Williams, and Clara Manno
EGUsphere, https://doi.org/10.5194/egusphere-2026-2459,https://doi.org/10.5194/egusphere-2026-2459, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
05 May 2026
Improving ammonia emission predictions with dynamic machine learning models
Armand Favrot, Sophie Génermont, Vincent Guigue, Céline Décuq, and David Makowski
EGUsphere, https://doi.org/10.5194/egusphere-2026-2404,https://doi.org/10.5194/egusphere-2026-2404, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
05 May 2026
CO2 Fertilization to Climate Limitation: Shifting Drivers in a Dryland Forest
Katja Irob, Liling Chang, Yakir Preisler, Sebastian Fiedler, Matthias Büchner, José M. Grünzweig, and Efrat Sheffer
EGUsphere, https://doi.org/10.5194/egusphere-2026-2448,https://doi.org/10.5194/egusphere-2026-2448, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
04 May 2026
High nitrous oxide isotopic variability during denitrification by Pseudomonas species bearing NirK and NirS
Noémy Chénier, Paul M. Magyar, Jakob Zopfi, Claudia Frey, Thomas Kuhn, Moritz F. Lehmann, and Joachim Mohn
EGUsphere, https://doi.org/10.5194/egusphere-2026-1824,https://doi.org/10.5194/egusphere-2026-1824, 2026
Preprint under review for BG (discussion: open, 1 comment)
Short summary
04 May 2026
PeatDepth-ML: a global map of peat depth predicted using machine learning
Jade Skye, Joe R. Melton, Colin Goldblatt, Angela Gallego-Sala, Michelle Garneau, and Scott Winton
Biogeosciences, 23, 2959–2983, https://doi.org/10.5194/bg-23-2959-2026,https://doi.org/10.5194/bg-23-2959-2026, 2026
Short summary
04 May 2026
Dissolved oxygen budget in the Levantine Sea: a coupled physical-biogeochemical modelling approach
Joelle Habib, Caroline Ulses, Claude Estournel, Milad Fakhri, Patrick Marsaleix, Thierry Moutin, Dominique Lefevre, Mireille Pujo-Pay, Marine Fourrier, Laurent Coppola, Cathy Wimart-Rousseau, and Pascal Conan
Biogeosciences, 23, 2939–2958, https://doi.org/10.5194/bg-23-2939-2026,https://doi.org/10.5194/bg-23-2939-2026, 2026
Short summary
30 Apr 2026
Conifer leaf wax acts as a source of secondary fatty alcohols in atmospheric aerosols
Yuhao Cui, Eri Tachibana, and Yuzo Miyazaki
Biogeosciences, 23, 2927–2938, https://doi.org/10.5194/bg-23-2927-2026,https://doi.org/10.5194/bg-23-2927-2026, 2026
Short summary
29 Apr 2026
Methane fluxes from tropical wetlands of the Orinoco River Basin and their regional implications
Joao Henrique Fernandes Amaral, Santiago Botía, Paula Torres Quintero, Anghy Sthephany Gutierrez Rincon, David Ho, Adriana Sanchez, Alvaro Avila-Diaz, Antje Uhde, Benjamin Quesada, Juan C. Benavides, R. Scott Winton, Carlos A. Sierra, Miguel A. Navarro-Ramírez, Diego David Pardo Buitrago, and Stijn Hantson
EGUsphere, https://doi.org/10.5194/egusphere-2026-2080,https://doi.org/10.5194/egusphere-2026-2080, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
29 Apr 2026
Imprint of eutrophication on methane-cycling microbes in freshwater sediment
Alice Bosco-Santos, Eulalie Rose Beyala Bekono, Santona Khatun, Marie-Ève Monchamp, Joana Séneca, Petra Pjevac, and Jasmine S. Berg
Biogeosciences, 23, 2909–2926, https://doi.org/10.5194/bg-23-2909-2026,https://doi.org/10.5194/bg-23-2909-2026, 2026
Short summary
29 Apr 2026
Bacterial contribution to nitrogen processing in the atmosphere
Frédéric Mathonat, François Enault, Raphaëlle Péguilhan, Muriel Joly, Mariline Théveniot, Jean-Luc Baray, Barbara Ervens, and Pierre Amato
Biogeosciences, 23, 2885–2907, https://doi.org/10.5194/bg-23-2885-2026,https://doi.org/10.5194/bg-23-2885-2026, 2026
Short summary
29 Apr 2026
Simulation of long-term peat accumulation dynamics & vulnerability: Insights from a Pole Forest and Palm Swamp in Amazonia
Yarin Tatiana Puerta, Ian T. Lawson, Steve Frolking, Greta Dargie, Jhon del Águila Pasquel, Christine Åkesson, Katy Roucoux, Eurídice N. Honorio Coronado, Gerardo Flores Llampazo, Timothy R. Baker, Mario A. Ruiz, and Adam Hastie
EGUsphere, https://doi.org/10.5194/egusphere-2026-2272,https://doi.org/10.5194/egusphere-2026-2272, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Apr 2026
Comparison of Modified Bligh-Dyer and Ultrasonic Organic Solvent Methods for GDGT Extraction from Surface Sediments of Lakes with Different Salinities
Rui Miao, Ning Shi, Zenghao Zhao, Hu Liu, Xiangzhong Li, and Huanye Wang
EGUsphere, https://doi.org/10.5194/egusphere-2026-2188,https://doi.org/10.5194/egusphere-2026-2188, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Apr 2026
Root exudation in coastal wetlands: measuring an overlooked but significant carbon flux in mangroves
Lea Hanemann, Huyen Thuong Dang, Hermine Huot, Cornelia Rumpel, Lucie Maillard, Yanni Gunnell, Farid Dahdouh-Guebas, Thi-Minh-Tam Le, Nguyen The Kiet Bui, and Marie Arnaud
EGUsphere, https://doi.org/10.5194/egusphere-2026-2081,https://doi.org/10.5194/egusphere-2026-2081, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Apr 2026
Variations in Arctic aerosol iron solubility in relation to leaching methodology, air mass characteristics, and seasonality
Chris M. Marsay, Ruifeng Zhang, Alina M. Ebling, Peter L. Morton, Seth G. John, William M. Landing, and Clifton S. Buck
EGUsphere, https://doi.org/10.5194/egusphere-2026-1916,https://doi.org/10.5194/egusphere-2026-1916, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
27 Apr 2026
Carbon dioxide release driven by organic carbon in minerogenic salt marshes
Nora Kainz, Franziska Raab, L. Joëlle Kubeneck, Ruben Kretzschmar, Andreas Kappler, and Prachi Joshi
Biogeosciences, 23, 2865–2884, https://doi.org/10.5194/bg-23-2865-2026,https://doi.org/10.5194/bg-23-2865-2026, 2026
Short summary
27 Apr 2026
Evaluating vegetation indices for monitoring drought and post-drought declines in European forest productivity
Julia Kelly, Tim Schacherl, Lars Eklundh, Hongxiao Jin, Anne Klosterhalfen, Alexander Knohl, and Natascha Kljun
EGUsphere, https://doi.org/10.5194/egusphere-2026-1822,https://doi.org/10.5194/egusphere-2026-1822, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
27 Apr 2026
Long-term nitrogen fertilization increases drought sensitivity of gross primary productivity capacity in a boreal Scots pine forest
Liang Chen, Matthias Peichl, Yunpeng Luo, Peng Zhao, Alisa Krasnova, and Frank Berninger
EGUsphere, https://doi.org/10.5194/egusphere-2026-1940,https://doi.org/10.5194/egusphere-2026-1940, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Apr 2026
Environmental and habitat controls on non-marine ostracod distribution in Greenlandic Arctic lakes
Lucy R. Roberts, Suzanne McGowan, Amanda Burson, Jonathan A. Holmes, and David J. Horne
Biogeosciences, 23, 2847–2863, https://doi.org/10.5194/bg-23-2847-2026,https://doi.org/10.5194/bg-23-2847-2026, 2026
Short summary
24 Apr 2026
Temperate marine macrophytes are highly variable sources of Biogenic Volatile Organic Compounds – a comparative study from the Baltic Sea and NE Atlantic
Max Gräfnings, Yuanyuan Luo, Jian Zhao, Claudia L. Cara-Ortega, Kirsten N. Fossum, Frans Graeffe, Lu Lei, Dagmar B. Stengel, Roseline C. Thakur, Jurgita Ovadnevaite, Mikael Ehn, and Camilla Gustafsson
EGUsphere, https://doi.org/10.5194/egusphere-2026-2159,https://doi.org/10.5194/egusphere-2026-2159, 2026
Preprint under review for BG (discussion: open, 2 comments)
Short summary
24 Apr 2026
Spurious seasonality of Earth observation LAI across three northern evergreen needleleaf forests: Implications for analyses of the carbon cycle
Tim J. Green, David T. Milodowski, T. Luke Smallman, Annikki Mäkelä, and Mathew Williams
EGUsphere, https://doi.org/10.5194/egusphere-2026-2222,https://doi.org/10.5194/egusphere-2026-2222, 2026
Preprint under review for BG (discussion: open, 2 comments)
Short summary
24 Apr 2026
| Highlight paper
Ideas and perspectives: Mineralizing fluid control on foreign elements in biogenic CaCO3: insights from otoliths
Athina Kekelou, Gerald Langer, and Patrizia Ziveri
Biogeosciences, 23, 2831–2845, https://doi.org/10.5194/bg-23-2831-2026,https://doi.org/10.5194/bg-23-2831-2026, 2026
Short summary Editorial statement
24 Apr 2026
Impact of light, turbulent mixing, and nutrients on phytoplankton photoinhibition in the euphotic zone from the subtropical to subpolar North Atlantic
Jørgen Bendtsen, Line Dam Jessen, Niels Daugbjerg, and Kathrine Richardson
EGUsphere, https://doi.org/10.5194/egusphere-2026-1718,https://doi.org/10.5194/egusphere-2026-1718, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Apr 2026
A top-down evaluation of bottom-up estimates to reduce uncertainty in methane emissions from Arctic wetlands
Luana S. Basso, Goran Georgievski, Victor Brovkin, Christian Beer, Christian Rödenbeck, and Mathias Göckede
Biogeosciences, 23, 2815–2830, https://doi.org/10.5194/bg-23-2815-2026,https://doi.org/10.5194/bg-23-2815-2026, 2026
Short summary
23 Apr 2026
Tree-microbe-soil interactions affecting soil organic carbon fractions in Mediterranean forest soils
Stav Livne Luzon, Assaf Yaakobi, David Yalin, Dagan Sade, Efrat Dener, Yaara Oppenheimer-Shaanan, and Tamir Klein
EGUsphere, https://doi.org/10.5194/egusphere-2026-2099,https://doi.org/10.5194/egusphere-2026-2099, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
23 Apr 2026
Multiple microscale stable isotope signatures record metabolic processes in ancient deep subsurface barite-pyrite-calcite assemblages
Eric Runge, Vanessa Fichtner, Mikael Tillberg, Martin Whitehouse, and Henrik Drake
EGUsphere, https://doi.org/10.5194/egusphere-2026-2220,https://doi.org/10.5194/egusphere-2026-2220, 2026
Preprint under review for BG (discussion: open, 2 comments)
Short summary
23 Apr 2026
Evaluating GNSS-T VOD sensitivity to plant water dynamics, rainfall interception, and dew in a coniferous forest
Konstantin Schellenberg, Sinikka J. Paulus, Ronald Queck, David Chaparro, Oliver Binks, Maurizio Mencuccini, Sharath S. Paligi, Henrik Hartmann, Christiane Schmullius, Clémence Dubois, and Thomas Jagdhuber
EGUsphere, https://doi.org/10.5194/egusphere-2026-1751,https://doi.org/10.5194/egusphere-2026-1751, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
23 Apr 2026
Seaweed and coastal plant biomass-stimulated methane emissions driven by methylated compound content
Ning Hall, Leith Murray, Sophie Golding-Chan, Riley Herron, Wei Wen Wong, Katherine J. Jeppe, Christopher Barlow, Chris Greening, and Perran L. M. Cook
EGUsphere, https://doi.org/10.5194/egusphere-2026-2113,https://doi.org/10.5194/egusphere-2026-2113, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
23 Apr 2026
Ideas and perspectives: Nitrite turnover controls nitrogen fate across redox gradients
Mathieu Sebilo and Rosanna Margalef-Marti
EGUsphere, https://doi.org/10.5194/egusphere-2026-2169,https://doi.org/10.5194/egusphere-2026-2169, 2026
Preprint under review for BG (discussion: open, 1 comment)
Short summary
23 Apr 2026
Ground-truthing the application of compound-specific stable isotopes of amino acids to planktic foraminifera tests from Santa Barbara Basin
Shannon C. Doherty, Emily Havard, Stephanie Christensen, Genevieve M. Pugsley, Matthew D. McCarthy, and Catherine V. Davis
EGUsphere, https://doi.org/10.5194/egusphere-2026-2228,https://doi.org/10.5194/egusphere-2026-2228, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
22 Apr 2026
Quantifying temperature dependence of Fe reduction in humid tropical soils: a Bayesian model-data integration
Shibli Sadik Tulip, Sherlynette Pérez Castro, Aaron Thompson, Jennifer Pett-Ridge, and Salvatore Calabrese
EGUsphere, https://doi.org/10.5194/egusphere-2026-2111,https://doi.org/10.5194/egusphere-2026-2111, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
22 Apr 2026
Mercury concentration records in tree rings of sessile oak and Douglas fir – The role of pollution and climate
Alexander Land, Aleta Neugebauer, Jürgen Franzaring, Petra Schmidt, and Harald Biester
Biogeosciences, 23, 2803–2813, https://doi.org/10.5194/bg-23-2803-2026,https://doi.org/10.5194/bg-23-2803-2026, 2026
Short summary
22 Apr 2026
Spatial heterogeneity of soil organic matter and microbial community composition across ice-wedge polygons and soil layers in Arctic lowland tundra
Victoria Martin, Cornelia Rottensteiner, Hannes Schmidt, Moritz Mohrlok, Julia Horak, Carolina Urbina-Malo, Julia Wagner, Willeke A'Campo, Luca Durstewitz, Niek Jesse Speetjens, Rachele Lodi, Bela Hausmann, Michael Fritz, Gustaf Hugelius, and Andreas Richter
Biogeosciences, 23, 2761–2785, https://doi.org/10.5194/bg-23-2761-2026,https://doi.org/10.5194/bg-23-2761-2026, 2026
Short summary
22 Apr 2026
Nitrous oxide emissions from pigeon pea–maize rotation in response to conservation agriculture and biochar amendments in a Ferralsol, northern Uganda
Talent Namatsheve, Vegard Martinsen, Jan Mulder, Alfred Obia, and Peter Dörsch
Biogeosciences, 23, 2787–2802, https://doi.org/10.5194/bg-23-2787-2026,https://doi.org/10.5194/bg-23-2787-2026, 2026
Short summary
22 Apr 2026
Shell hash promotes growth in Pacific littleneck clams (Leukoma staminea) by altering pore water chemistry
Hannah Kempf, Alyssa Griffin, Tessa Hill, Tsim Schneider, Sandra Carlson, and David Gold
EGUsphere, https://doi.org/10.5194/egusphere-2026-1930,https://doi.org/10.5194/egusphere-2026-1930, 2026
Preprint under review for BG (discussion: open, 1 comment)
Short summary
22 Apr 2026
Technical note: a Recognition-assisted Camera for Automated Microscopy (RaCAM)
Martin Tetard and Ross Marchant
EGUsphere, https://doi.org/10.5194/egusphere-2026-2075,https://doi.org/10.5194/egusphere-2026-2075, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
22 Apr 2026
A multi-nutrient budget helps to understand masting regulation in beech forests along a fertility gradient
Jeanne Touche, Marie-Pierre Turpault, Philippe Santenoise, Paul-Olivier Redon, and Christophe Calvaruso
EGUsphere, https://doi.org/10.5194/egusphere-2026-2053,https://doi.org/10.5194/egusphere-2026-2053, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
21 Apr 2026
Review and Synthesis: operational prediction of ocean biogeochemistry in the Copernicus Marine Service. Main achievements and perspectives
Marilaure Grégoire, Gianpiero Cossarini, Corinne Derval, Elodie Gutknecht, Susan Kay, Julien Lamouroux, Helen Morrison, Coralie Perruche, Annette Samuelsen, Lena Spruch, Anna Teruzzi, Luc Vandenbulcke, Karina Von Schuckmann, and Tsuyoshi Wakamatsu
EGUsphere, https://doi.org/10.5194/egusphere-2026-813,https://doi.org/10.5194/egusphere-2026-813, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
21 Apr 2026
Technical note: Development of an extraction protocol and colorimetric analysis for alginate in marine sediment
Sota Nakazato, Takashi Kawahara, Reiji Ichii, Shingo Akita, Akira Inoue, Masaki Fujita, Hideyuki Kurihara, Mitsuhiro Nakaya, and Atsushi Ooki
Biogeosciences, 23, 2747–2759, https://doi.org/10.5194/bg-23-2747-2026,https://doi.org/10.5194/bg-23-2747-2026, 2026
Short summary
21 Apr 2026
Dynamics of island mass effect – Part 2: Phytoplankton physiological responses
Guillaume Bourdin, Lee Karp-Boss, Fabien Lombard, Gabriel Gorsky, and Emmanuel Boss
Biogeosciences, 23, 2687–2728, https://doi.org/10.5194/bg-23-2687-2026,https://doi.org/10.5194/bg-23-2687-2026, 2026
Short summary
21 Apr 2026
Soil moisture-induced changes in land carbon sink projections in CMIP6
Lea Maria Gabele, Petra Sieber, Laibao Liu, and Sonia I. Seneviratne
Biogeosciences, 23, 2729–2746, https://doi.org/10.5194/bg-23-2729-2026,https://doi.org/10.5194/bg-23-2729-2026, 2026
Short summary
20 Apr 2026
Potential of optical and ecological proxies to quantify phytoplankton carbon in oligotrophic waters
David Antoine, Chandanlal Parida, and Camille Grimaldi
Biogeosciences, 23, 2641–2660, https://doi.org/10.5194/bg-23-2641-2026,https://doi.org/10.5194/bg-23-2641-2026, 2026
Short summary
20 Apr 2026
A machine learning approach to driver attribution of dissolved organic matter dynamics in two contrasting freshwater systems
Daniel Mercado-Bettín, Ricardo Paíz, Valerie McCarthy, Eleanor Jennings, Elvira de Eyto, Angeles M. Gallegos, Mary Dillane, Juan C. Garcia, José J. Rodríguez, and Rafael Marcé
Biogeosciences, 23, 2661–2685, https://doi.org/10.5194/bg-23-2661-2026,https://doi.org/10.5194/bg-23-2661-2026, 2026
Short summary
20 Apr 2026
Drowning in a sandy ocean: Epiarenic growth of Tillandsia in the hyperarid Atacama Desert
Robin Schweikert, Ron Eric Stein, Neil Bogs, Olaf Bubenzer, Camilo del Río, Dörte Harpke, Simon Matthias May, Alexander Siegmund, Alexandra Stoll, Dietmar Quandt, and Marcus A. Koch
External preprint server, https://doi.org/10.64898/2026.02.23.707457,https://doi.org/10.64898/2026.02.23.707457, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Apr 2026
Improving coastal ocean pH estimates through assimilation of glider observations and hybrid statistical methods
Jann Paul Mattern, Yuichiro Takeshita, Carlos Rocha, and Christopher A. Edwards
Biogeosciences, 23, 2621–2639, https://doi.org/10.5194/bg-23-2621-2026,https://doi.org/10.5194/bg-23-2621-2026, 2026
Short summary
17 Apr 2026
Warmer growing seasons improve cereal yields in Northern Europe only with increasing precipitation
Faranak Tootoonchi, Göran Bergkvist, and Giulia Vico
Biogeosciences, 23, 2583–2599, https://doi.org/10.5194/bg-23-2583-2026,https://doi.org/10.5194/bg-23-2583-2026, 2026
Short summary
17 Apr 2026
Long-term variability of Norway lobster (Nephrops norvegicus) landings in relation to a changing climate in the Northwestern Mediterranean Sea
Mireia G. Mingote, Frédéric Cyr, Eve Galimany, Ricardo Santos-Bethencourt, Jordi Isern-Fontanet, Jordi Ribera-Altimir, Joan Sala-Coromina, Mariona Panisello-Garriga, and Joan B. Company
EGUsphere, https://doi.org/10.5194/egusphere-2026-1554,https://doi.org/10.5194/egusphere-2026-1554, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Apr 2026
Climate-smart grassland use in dry steppes of Russia and Kazakhstan – Assessment of green-house-gas emission dynamics, agricultural potentials and trade-offs
Susanne Rolinski, Jens Heinke, Stephen B. Wirth, and Christoph Müller
EGUsphere, https://doi.org/10.5194/egusphere-2026-1529,https://doi.org/10.5194/egusphere-2026-1529, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Apr 2026
Linking Sea–Air and Benthic Methane Fluxes Across Seasons in a Tropical Seagrass Meadow of Taiwan
Hsiao-Chun Tseng, Agnes Sonya Meilani Lumban Gaol, Fu-Hsuen Lin, Jian-Jhih Chen, and Wen-Chen Chou
EGUsphere, https://doi.org/10.5194/egusphere-2026-1488,https://doi.org/10.5194/egusphere-2026-1488, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Apr 2026
Disentangling the drivers of soil CO2 ventilation in a Mediterranean dryland using in situ and remote sensing techniques
Jesús Abril-Gago, Irene Tovar, Enrique Echeverría-Martín, Juana Andújar-Maqueda, Pablo Ortiz-Amezcua, Germán Cabrera-Carrillo, Penélope Serrano-Ortiz, Francisco Domingo, Lucas Alados-Arboledas, Andrew S. Kowalski, Enrique P. Sánchez-Cañete, and Juan Luis Guerrero-Rascado
Biogeosciences, 23, 2569–2581, https://doi.org/10.5194/bg-23-2569-2026,https://doi.org/10.5194/bg-23-2569-2026, 2026
Short summary
17 Apr 2026
Forecasting seasonal global sea surface chlorophyll a with a lightweight data-driven approach
Gabriela Martinez Balbontin, Julien Jouanno, Rachid Benshila, Julien Lamouroux, Coralie Perruche, and Stefano Ciavatta
Biogeosciences, 23, 2601–2620, https://doi.org/10.5194/bg-23-2601-2026,https://doi.org/10.5194/bg-23-2601-2026, 2026
Short summary
16 Apr 2026
Seven millennia of carbon accumulation in the Lower Danube Floodplain controlled by base-level change and anthropogenic forcing
Laurențiu Țuțuianu, Florin Zăinescu, Alfred Vespremeanu-Stroe, Ionel Bogdan Stan, Mihaela Dobre, Maria Luca-Ilie, Gabriela Sava, Cristian Mănăilescu, and Luminiţa Preoteasa
EGUsphere, https://doi.org/10.5194/egusphere-2026-1693,https://doi.org/10.5194/egusphere-2026-1693, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
16 Apr 2026
Acidification in coastal waters of Adélie Land, Antarctica (1985–2025)
Nicolas Metzl, Bronte Tilbrook, John Akl, Craig Neill, Alexandra Aymard, Claire Lo Monaco, Gilles Reverdin, Jean-Baptiste Sallée, Aude Barton, Frédéric Chevallier, and Marion Gehlen
EGUsphere, https://doi.org/10.5194/egusphere-2026-1664,https://doi.org/10.5194/egusphere-2026-1664, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
15 Apr 2026
Forest diversity and environmental factors shape contrasting soil-litter fluxes of biogenic volatile organic compounds and methane in three central Amazonian ecosystems
Débora Pinheiro-Oliveira, Hella van Asperen, Murielli Garcia Caetano, Michelle Robin, Achim Edtbauer, Nora Zannoni, Joseph Byron, Jonathan Williams, Layon Oreste Demarchi, Maria Teresa Fernandez Piedade, Jochen Schöngart, Florian Wittmann, Sergio Duvoisin-Junior, Carla Batista, Rodrigo Augusto Ferreira de Souza, and Eliane Gomes Alves
Biogeosciences, 23, 2451–2476, https://doi.org/10.5194/bg-23-2451-2026,https://doi.org/10.5194/bg-23-2451-2026, 2026
Short summary
15 Apr 2026
Worms and storms: shedding light on bioturbation and physical mixing on an intertidal flat by combining multiple tracers
Tjitske J. Kooistra, Anna-Maartje de Boer, Tjeerd J. Bouma, Natascia Pannozzo, Stuart G. Pearson, Ad van der Spek, Henko de Stigter, Jakob Wallinga, Rob Witbaard, and Karline Soetaert
Biogeosciences, 23, 2477–2501, https://doi.org/10.5194/bg-23-2477-2026,https://doi.org/10.5194/bg-23-2477-2026, 2026
Short summary
15 Apr 2026
Marine eukaryote community responses to the climate and oceanographic changes in Storfjordrenna (southern Svalbard) over the past  ∼  13.3 kyr BP: insights from sedimentary ancient DNA analysis
Hasitha Nethupul, Magdalena Łącka, Marek Zajączkowski, Dhanushka Devendra, Ngoc-Loi Nguyen, Jan Pawłowski, and Joanna Pawłowska
Biogeosciences, 23, 2525–2544, https://doi.org/10.5194/bg-23-2525-2026,https://doi.org/10.5194/bg-23-2525-2026, 2026
Short summary
15 Apr 2026
Higher tree diversity reduces the likelihood of Amazon tipping points
Johanna Van Passel, Koenraad Van Meerbeek, Paulo Negri Bernardino, Wanda De Keersmaecker, Stef Lhermitte, Bianca Fazio Rius, and Ben Somers
Biogeosciences, 23, 2545–2567, https://doi.org/10.5194/bg-23-2545-2026,https://doi.org/10.5194/bg-23-2545-2026, 2026
Short summary
15 Apr 2026
Ecological and environmental controls on plant wax production and stable isotope fractionation in modern terrestrial Arctic vegetation
Kurt R. Lindberg, Elizabeth K. Thomas, Martha K. Raynolds, Helga Bültmann, and Jonathan H. Raberg
Biogeosciences, 23, 2503–2523, https://doi.org/10.5194/bg-23-2503-2026,https://doi.org/10.5194/bg-23-2503-2026, 2026
Short summary
14 Apr 2026
Variability of methane content in bottom waters of 46 African lakes
Alberto V. Borges, Cédric Morana, Loris Deirmendjian, William Okello, Patrick Omeja, Mwapu Isumbisho, Jean-Pierre Descy, and Steven Bouillon
EGUsphere, https://doi.org/10.5194/egusphere-2026-1976,https://doi.org/10.5194/egusphere-2026-1976, 2026
Preprint under review for BG (discussion: open, 1 comment)
Short summary
13 Apr 2026
Temporary waterlogging alters CO2 flux dynamics but not cumulative emissions in cultivated mineral soils
Reija Kronberg, Sanna Kanerva, Markku Koskinen, Tatu Polvinen, Tuomas Mattila, and Mari Pihlatie
Biogeosciences, 23, 2431–2450, https://doi.org/10.5194/bg-23-2431-2026,https://doi.org/10.5194/bg-23-2431-2026, 2026
Short summary
13 Apr 2026
River flooding reshapes sediments, contaminants and benthic microbial communities in a Mediterranean coastal system
Claudio Pellegrini, Marco Basili, Irene Sammartino, Tommaso Tesi, Emanuela Frapiccini, Grazia Marina Quero, Sarah Pizzini, Roberta Zangrando, Gian Marco Luna, Sara Catena, Bruno Campo, Naomi Massaccesi, Fabio Trincardi, Andrea Gallerani, and Jacopo Chiggiato
Biogeosciences, 23, 2389–2412, https://doi.org/10.5194/bg-23-2389-2026,https://doi.org/10.5194/bg-23-2389-2026, 2026
Short summary
13 Apr 2026
Pb and Fe flow through the mire-lake complex of Skogaryd catchment – a system under anthropogenic influence
Jonas Thomsen, Signe Lett, Leif Klemedtsson, Delia Rösel, Louise Rütting, Katja Salomon Johansen, and Tobias Rütting
Biogeosciences, 23, 2413–2430, https://doi.org/10.5194/bg-23-2413-2026,https://doi.org/10.5194/bg-23-2413-2026, 2026
Short summary
CC BY 4.0