Biogeosciences
Biogeosciences
BG

Preprints

The following lists only preprints without a corresponding final revised paper.
12 Nov 2026
Predicting soil-atmosphere CH4 and CO2 fluxes across several drained peatland forests with JSBACH-HIMMELI
Ellinoora Ekman, Xuefei Li, Antti Leppänen, Tuula Aalto, Jani Anttila, Jyrki Jauhiainen, Raija Laiho, Annalea Lohila, Tiina Markkanen, Kari Minkkinen, Raisa Mäkipää, Paavo Ojanen, Mikko Peltoniemi, Anuliina Putkinen, and Maarit Raivonen
EGUsphere, https://doi.org/10.5194/egusphere-2026-6692, 2026
Preprint under review for BG (discussion: open, 0 comments)
Short summary
11 Nov 2026
Benthic cyanobacterial mats enhance nitrogen turnover in a eutrophic reservoir
Archana Venkatachari, Annie Bourbonnais, and Kathryn L. Cottingham
EGUsphere, https://doi.org/10.5194/egusphere-2026-6811, 2026
Preprint under review for BG (discussion: open, 0 comments)
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11 Nov 2026
Climate-Driven Temperature Changes in the Future Impair China's Terrestrial Carbon Sink Capacity
Bowen Xu, Jiani Tan, Yujian Wang, Jinglei Wu, Haixia Dai, Ling Huang, and Li Li
EGUsphere, https://doi.org/10.5194/egusphere-2026-6317, 2026
Preprint under review for BG (discussion: open, 0 comments)
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10 Nov 2026
Seasonally decoupled dynamics of dissolved organic carbon and fluorescent dissolved organic matter in continental shelf waters
Heejun Han, Hyung-Mi Cho, Jeomshik Hwang, Hanbyul Lee, and Guebuem Kim
EGUsphere, https://doi.org/10.5194/egusphere-2026-6252, 2026
Preprint under review for BG (discussion: open, 0 comments)
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09 Nov 2026
Spatial variation of bacterial communities in seasonal snow across northeastern and northwestern China
Ruitong Guo, Zhen Mu, Hongbin Xie, Deming Xia, Ying Li, Guobao Song, Wei Xiong, and Xin Wang
EGUsphere, https://doi.org/10.5194/egusphere-2026-6678, 2026
Preprint under review for BG (discussion: open, 0 comments)
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09 Nov 2026
Multi-source remote sensing reveals the key role of hydro-geomorphological variables in mapping small alpine peatlands
Qiqi Li, Alessandra Pollo, Romina Di Paolo, Consolata Siniscalco, and Sonia Silvestri
EGUsphere, https://doi.org/10.5194/egusphere-2026-6063, 2026
Preprint under review for BG (discussion: open, 0 comments)
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06 Nov 2026
Accounting for Microbial–DOC Feedbacks Reveal Ecological Constraints on Artificial Upwelling for Atmospheric Carbon Dioxide Removal
Benjamin Owusu, Takasumi Kurahashi-Nakamura, Lennard Montag, Wolfgang Koeve, and Sinikka T. Lennartz
EGUsphere, https://doi.org/10.5194/egusphere-2026-6818, 2026
Preprint under review for BG (discussion: open, 0 comments)
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06 Nov 2026
Temperature modulates sediment priming triggered by simulated algal blooms: Insights from sediment microbial fuel cells
Wenfeng Ning, Jinjun Kan, Guangchao Zhuang, Prakhin Assavapanuvat, Patricia Bonin, Thomas Bianchi, Jean-François Rontani, Guipeng Yang, Hui Zhang, and Xinxin Li
EGUsphere, https://doi.org/10.5194/egusphere-2026-6752, 2026
Preprint under review for BG (discussion: open, 0 comments)
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06 Nov 2026
Fire enhances recent carbon inputs without mobilizing ancient soil carbon in Andean páramos
Jhonatan Julian Díaz-Timoté, Carlos A. Sierra, Andrés Tangarife-Escobar, Estefanía Muñoz, and Stijn Hantson
EGUsphere, https://doi.org/10.5194/egusphere-2026-6645, 2026
Preprint under review for BG (discussion: open, 0 comments)
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06 Nov 2026
Reviews and syntheses: Threshold shifts in riparian plant water sources along hydrological gradients
Liangsuo Ren, Fangyuan Liu, Zhe Jiang, and Yinjun Zhao
EGUsphere, https://doi.org/10.5194/egusphere-2026-6208, 2026
Preprint under review for BG (discussion: open, 0 comments)
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05 Nov 2026
What reflectance reveals about particle scattering in bio-optical models across contrasting Mediterranean waters
Eva Álvarez, Guido Occhipinti, Gianpiero Cossarini, Fabrizio Bernardi Aubry, Federica Braga, and Paolo Lazzari
EGUsphere, https://doi.org/10.5194/egusphere-2026-6687, 2026
Preprint under review for BG (discussion: open, 0 comments)
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05 Nov 2026
Permafrost thaw remobilizes mercury from northern Scandinavian peatlands
Charlotte Haugk, Alyssa Azaroff, A. Britta K. Sannel, Gustaf Hugelius, M. Camila Urrea, Julia Wagner, and Sofi Jonsson
EGUsphere, https://doi.org/10.5194/egusphere-2026-6523, 2026
Preprint under review for BG (discussion: open, 1 comment)
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05 Nov 2026
Reviews and syntheses: Constraining the Nitrous Oxide (N2O) Budget Across Scales: A Critical Review of Sources, Sinks, Estimation Methods, and Knowledge Gaps
Umar Iqbal, Qiangsong Xiao, Belachew Beyene Alem, Muhammad Talal, Huifang Zhang, and Baozhang Chen
EGUsphere, https://doi.org/10.5194/egusphere-2026-6468, 2026
Preprint under review for BG (discussion: open, 0 comments)
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02 Nov 2026
Plant nitrogen acquisition strategies impact ecosystem carbon storage under future climate
Gabriela Sophia, Sönke Zaehle, Benjamin D. Stocker, and Silvia Caldararu
EGUsphere, https://doi.org/10.5194/egusphere-2026-6138, 2026
Preprint under review for BG (discussion: open, 0 comments)
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30 Oct 2026
From evidence to protection: A critical review and original analysis of the implementation gap in managing oil and gas impacts on biodiversity
Arshad Shehzad Ahmad Shahid, Jawaria Maqbool, and Shazia Naz
EGUsphere, https://doi.org/10.5194/egusphere-2026-6053, 2026
Preprint under review for BG (discussion: open, 0 comments)
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29 Oct 2026
The Anammox to Denitrification Ratio and its Environmental Controls in the Eastern Tropical Pacific
Jana Härri, Meike Vogt, and Nicolas Gruber
EGUsphere, https://doi.org/10.5194/egusphere-2026-6541, 2026
Preprint under review for BG (discussion: open, 0 comments)
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29 Oct 2026
High Sensitivity of Amazon Net Ecosystem Exchange Projections to Photosynthetic Optimal Temperature
Angel Liduvino Vara-Vela, Luiz A. T. Machado, Luciana V. Rizzo, Noelia Rojas Benavente, Paulo Artaxo, Hella van Asperen, Mario Cárdenas-Vélez, Alessandro Carioca de Araújo, Micael A. Cecchini, Ivan Mauricio Cely-Toro, Cléo Q. Dias-Júnior, Michał Gałkowski, David Ho, Ulrich Pöschl, Julia Shimbo, Xiyan Xu, and Santiago Botía
EGUsphere, https://doi.org/10.5194/egusphere-2026-6047, 2026
Preprint under review for BG (discussion: open, 0 comments)
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28 Oct 2026
Synergistic Amplification of Methane Emissions During Compound Drought-Heatwave Events in a Temperate Reed-Cattail Wetland
Yangying Zhan, Charles P.-A. Bourque, Peng Liu, Yao Gao, Heng Zhang, Yanli Sun, Yun Tian, Xin Jia, Panqi Qi, and Tianshan Zha
EGUsphere, https://doi.org/10.5194/egusphere-2026-6381, 2026
Preprint under review for BG (discussion: open, 0 comments)
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28 Oct 2026
Contrasting Catchment Characteristics and Carbonate Buffering Capacity Shape Acidification Susceptibility and CO2 Source-Sink Dynamics in Tropical Lagoons
Veran Weerathunga, Chin-Chang Hung, W. Sanjaya Weerakkody, Fei-Ling Yuan, Kai-Jung Kao, Wen-Chen Chou, Hsueh-Han Hsieh, Kamal Ranatunga, Pradeep Nalaka Ranasinghe, Wathsala K. Suwandhahannadi, and Wei-Jen Huang
EGUsphere, https://doi.org/10.5194/egusphere-2026-6255, 2026
Preprint under review for BG (discussion: open, 0 comments)
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27 Oct 2026
Drivers of the apparent nitrate isotope effect during sedimentary net nitrate reduction: diffusion limitation and nitrate regeneration
Tim J. Paulus, Paul M. Magyar, Alessandra Mazzoli, Thomas Kuhn, Jakob Zopfi, Cameron M. Callbeck, Claudia Frey, and Moritz F. Lehmann
EGUsphere, https://doi.org/10.5194/egusphere-2026-5720, 2026
Preprint under review for BG (discussion: open, 0 comments)
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26 Oct 2026
Wind-driven forest seismicity encodes tree water status
Josefine Umlauft, Karin Mora, Fabian Limberger, Kilian Gerberding, Stefanie Dumberger, Simon Haberstroh, Markus Sulzer, Lea Dedden, Markus Weiler, Christian Wirth, Christiane Werner, and Teja Kattenborn
EGUsphere, https://doi.org/10.5194/egusphere-2026-6435, 2026
Preprint under review for BG (discussion: open, 0 comments)
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26 Oct 2026
Asynchronous responses of CO2 fluxes to hydrological anomalies in a subalpine peatland: evidence from hysteresis and lagged responses
Linlin Wang, Jiwen Ge, Shiyu Yang, Ziwei Liu, and Xue Li
EGUsphere, https://doi.org/10.5194/egusphere-2026-6307, 2026
Preprint under review for BG (discussion: open, 0 comments)
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26 Oct 2026
Dynamics and Ecological impacts of dissolved Iron on the Ross Sea Continental Shelf: Machine Learning Reconstruction
Ruobing Cao, Walker Smith, Enhui Liao, Ziang Li, Shuangling Chen, and Yuncong Ge
EGUsphere, https://doi.org/10.5194/egusphere-2026-6293, 2026
Preprint under review for BG (discussion: open, 0 comments)
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26 Oct 2026
Water and carbon balance of rubber trees modelled under changing climate and management-driven disturbances
Yélognissè Agbohessou, Guerric le Maire, Yann Nouvellon, Christophe François, Nicolas Delpierre, Ivan Cornut, Poonpipope Kasemsap, Jate Sathornkich, Ornuma Duangngam, Duangrat Satakhun, and Philippe Thaler
EGUsphere, https://doi.org/10.5194/egusphere-2026-6008, 2026
Preprint under review for BG (discussion: open, 0 comments)
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26 Oct 2026
Carbon Fixation Pathways Drive Grassland Responses to Soil Moisture and Atmospheric Dryness
M. Reza Alizadeh, Daniel Short Gianotti, Jan Adamowski, Alexandra G. Konings, and Dara Entekhabi
EGUsphere, https://doi.org/10.5194/egusphere-2026-5786, 2026
Preprint under review for BG (discussion: open, 0 comments)
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25 Oct 2026
Physically-driven dissolved oxygen dynamics in the Bay of Biscay and the English Channel
Maud Martinez-Almoyna, Marc Sourisseau, and Guillaume Charria
EGUsphere, https://doi.org/10.5194/egusphere-2026-6096, 2026
Preprint under review for BG (discussion: open, 0 comments)
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23 Oct 2026
Soil thermal buffering across environmental gradients is not uniform
Giuseppe Nicolosi and Christian Mulder
EGUsphere, https://doi.org/10.5194/egusphere-2026-6158, 2026
Preprint under review for BG (discussion: open, 0 comments)
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23 Oct 2026
Warming winters bring climatic opportunities and risks for winter crops in Northern Europe
Faranak Tootoonchi, Giulia Vico, Gabriele Messori, Ankur Dixit, and Flavio Lehner
EGUsphere, https://doi.org/10.5194/egusphere-2026-6127, 2026
Preprint under review for BG (discussion: open, 1 comment)
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23 Oct 2026
Active Calcifying Fluid pH Upregulation Facilitates Resilience of the Coral Tubastraea aurea to Ocean Acidification
Gowri Krishna Girija, Li-Chun Tseng, Yoshiyuki Iizuka, Jiang-Shiou Hwang, and Yi- Wei Liu
EGUsphere, https://doi.org/10.5194/egusphere-2026-5987, 2026
Preprint under review for BG (discussion: open, 2 comments)
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23 Oct 2026
Shipboard microcosm simulations of eddy-driven water mass mixing reveal distinct strategies of prokaryotic and eukaryotic microbiomes
Yi Li, Hualong Wang, Min Wang, Huiwang Gao, Yongzheng Peng, Zhaohui Chen, and Chao Zhang
EGUsphere, https://doi.org/10.5194/egusphere-2026-5900, 2026
Preprint under review for BG (discussion: open, 1 comment)
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23 Oct 2026
Benchmarking phenology with a land surface model: an in-silico experiment for temperate forests
Midori Yajima, Josua I. Seitz, William J, Matthaeus, Gayathri Girish Nair, Luke Daly, and Silvia Caldararu
External preprint server, https://doi.org/10.1101/2025.11.20.689458, 2026
Preprint under review for BG (discussion: open, 0 comments)
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22 Oct 2026
Reviews and syntheses: When does moss act as a methane biofilter? Transport pathways and environmental controls in peatlands
Dong-Gill Kim, Hojeong Kang, Jinhyun Kim, and Gayoung Yoo
EGUsphere, https://doi.org/10.5194/egusphere-2026-6321, 2026
Preprint under review for BG (discussion: open, 0 comments)
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22 Oct 2026
Diurnal patterns in methane fluxes vary along a boreal hydrological gradient
Katharina Jentzsch, Lona van Delden, Anna Höse, Julia Boike, and Claire Treat
EGUsphere, https://doi.org/10.5194/egusphere-2026-6290, 2026
Preprint under review for BG (discussion: open, 0 comments)
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22 Oct 2026
Global GPP from microwave remote sensing–driven dynamics: feasibility, strengths, and limitations
Ruxandra-Maria Zotta, Moritz Clemens Müller, Raul Lezameta, Sophia Walther, Matthias Forkel, and Wouter Dorigo
EGUsphere, https://doi.org/10.5194/egusphere-2026-6254, 2026
Preprint under review for BG (discussion: open, 1 comment)
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22 Oct 2026
Benthic habitat zonation across oceanographic gradients and seafloor morphology from the mesophotic to the deep zone of the Gulf of Aqaba and the Northern Red Sea
Fabio Marchese, Giovanni Chimienti, Mustapha Ouhssain, Tullia Isotta Terraneo, Marta Andrea Ezeta Watts, Silvia Vicario, Laura Macrina, Sam J. Purkis, Vincent Pieribone, Mattie Rodrigue, Andrew Craig, Ameer Abdullah Eweida, and Francesca Benzoni
EGUsphere, https://doi.org/10.5194/egusphere-2026-6242, 2026
Preprint under review for BG (discussion: open, 0 comments)
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22 Oct 2026
Uncovering which elements drive timber and soybean traceability models
Wander Labaere, Sebastian Jimenez, Bogdan Buliga, Casper C. C. Chater, Luiz Antônio Martinelli, Willem Waegeman, and Victor Deklerck
EGUsphere, https://doi.org/10.5194/egusphere-2026-6196, 2026
Preprint under review for BG (discussion: open, 0 comments)
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22 Oct 2026
Marine Carbon Dioxide Removal under Overshoot Conditions: A Multi-Model Assessment of Efficiency and Carbon Cycle Responses
Anusha Sathyanadh, Jörg Schwinger, Tommi Bergman, Antti-Ilari Partanen, Timothée Bourgeois, Miriam Seifert, Judith Hauck, David Keller, Tronje Kemena, Claudia Eisenring, Phil Renforth, Spyros Foteinis, and Helene Muri
EGUsphere, https://doi.org/10.5194/egusphere-2026-5784, 2026
Preprint under review for BG (discussion: open, 1 comment)
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22 Oct 2026
Abyssal Cretaceous Varicolored Clays of the Northern Apennines of Italy: mineralogical, geochemical and paleontological insights
Riccardo Fantini, Anna Cipriani, Giovanni Serafini, Rossella Arletti, Alessandro Ghinoi, Federico Lugli, Christian Marasmi, Cesare A. Papazzoni, and Francesca Remitti
EGUsphere, https://doi.org/10.5194/egusphere-2026-5770, 2026
Preprint under review for BG (discussion: open, 1 comment)
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21 Oct 2026
A Storm-driven Reversal of the Springtime North Atlantic CO2 Sink
Léa Olivier, F. Alexander Haumann, and Peter Landschützer
EGUsphere, https://doi.org/10.5194/egusphere-2026-6132, 2026
Preprint under review for BG (discussion: open, 1 comment)
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21 Oct 2026
Bottom-Trawling-Enhanced Phosphorus Recycling in the Baltic Sea
Jurjen Rooze, Lucas Porz, Daniel Oesterwind, Christian von Dorrien, Thomas Neumann, and Hagen Radtke
EGUsphere, https://doi.org/10.5194/egusphere-2026-6128, 2026
Preprint under review for BG (discussion: open, 0 comments)
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21 Oct 2026
Ideas and perspectives: The Baltic Sea nitrogen cycle in the 21st century – new findings, uncertainties, and future changes
Hermann Bange, Carolin Löscher, Damian Arévalo-Martínez, Stefano Bonaglia, Hanna Farnelid, Bo Gustafsson, Dana Hellemann, Jenny Hieronymus, Peeter Laas, Christian Lønborg, Natalie Loick-Wilde, Volker Matthias, Joseph Montoya, Sofia Saraiva, Vibe Schourup-Kristensen, Beata Szymczycha, Germo Väli, Maren Voss, Mindaugas Zilius, and Malin Olofsson
EGUsphere, https://doi.org/10.5194/egusphere-2026-5940, 2026
Preprint under review for BG (discussion: open, 0 comments)
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21 Oct 2026
Drivers of new optical water types in southwestern Patagonian fjords derived from ship-borne radiometry
Ximena Aguilar-Vega, Ruth O'Donnell, Dalin Jiang, Jochen Wollschläger, Oliver Zielinski, Ricardo Giesecke, and Evangelos Spyrakos
EGUsphere, https://doi.org/10.5194/egusphere-2026-5398, 2026
Preprint under review for BG (discussion: open, 1 comment)
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20 Oct 2026
Determination of the Kinetic Isotope Effects for Nitrous Oxide Reduction by Purified Form II Nitrous Oxide Reductase
Louisa R. Ellis, James J. Moran, Eric L. Hegg, and Elise D. Rivett
EGUsphere, https://doi.org/10.5194/egusphere-2026-6015, 2026
Preprint under review for BG (discussion: open, 0 comments)
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19 Oct 2026
Bacterioplankton turnover tracks hydrological connectivity and water history across the Danube Delta
Sylwia Lew, Paweł Burandt, Łukasz Paukszto, Krystian Obolewski, Anna Goździejewska, Mirosław Grzybowski, Igor Cretescu, and Katarzyna Glińska-Lewczuk
EGUsphere, https://doi.org/10.5194/egusphere-2026-5991, 2026
Preprint under review for BG (discussion: open, 1 comment)
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15 Oct 2026
Competing effects of seasonal hydrodynamics and temperature-dependent development shape marine larval dispersal
Yufan Deng, Wei Shi, Jianchao Li, Leon Boegman, and Yongjun Tian
EGUsphere, https://doi.org/10.5194/egusphere-2026-5411, 2026
Preprint under review for BG (discussion: open, 0 comments)
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14 Oct 2026
CO2, CH4, and N2O Emissions from Urban Lawns in Southern China: Characteristics and Driving Mechanisms
Ziyan Wu, Shaohui Li, Zihan Fan, Fuhao Li, Cunxin Hu, Kunpeng Zang, Shuangxi Fang, and Shuo Liu
EGUsphere, https://doi.org/10.5194/egusphere-2026-5269, 2026
Preprint under review for BG (discussion: open, 0 comments)
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13 Oct 2026
Contrasting ages and dynamics of unsaturated zone carbon pools at a mid-latitude karst system
Sarah Rowan, Marc Luetscher, Negar Haghipour, Heather M. Stoll, Laura Endres, Sönke Szidat, and Franziska A. Lechleitner
EGUsphere, https://doi.org/10.5194/egusphere-2026-5813, 2026
Preprint under review for BG (discussion: open, 1 comment)
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13 Oct 2026
Snow-rich conditions coincide with higher CO2 saturation, while CH4 is generally oversaturated and N2O near equilibrium in alpine sub-Arctic headwaters
Andrea L. Popp, Nicolas Valiente, Kristoffer Aalstad, Sigrid Trier Kjær, Yeliz A. Yilmaz, Norbert Pirk, Alexander Eiler, Peter Dörsch, Dag O. Hessen, Lena M. Tallaksen, and Laurel G. Larsen
EGUsphere, https://doi.org/10.5194/egusphere-2026-5723, 2026
Preprint under review for BG (discussion: open, 1 comment)
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12 Oct 2026
Subtropical gyres dominate global calcium carbonate production by coccolithophores
Nicola A. Wiseman, Joost de Vries, Alex J. Poulton, Nichole J. Marsh, Levi J. Wolf, and Fanny M. Monteiro
EGUsphere, https://doi.org/10.5194/egusphere-2026-6172, 2026
Preprint under review for BG (discussion: open, 0 comments)
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12 Oct 2026
Drivers of multi-year δ13C-CO2 source signature variability in the Amazon rainforest
Sanam N. Vardag, Kilian Ticks, Santiago Botía, Gerrit Eisele, Philip Papastefanou, Cleo Quaresma, Hella van Asperen, Carla Souza, Flavio A. F. D'Oliveira, Susan Trumbore, Sönke Zaehle, and Sam P. Jones
EGUsphere, https://doi.org/10.5194/egusphere-2026-6034, 2026
Preprint under review for BG (discussion: open, 0 comments)
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12 Oct 2026
From Surface Warming to Vertical Phytoplankton Reorganization in the North Pacific Subtropical Gyre
Nurmalia Adroli, Ricardo Letelier, Dessy Berlianty, Michael Harte, Peter Strutton, and Michael J. Ellwood
EGUsphere, https://doi.org/10.5194/egusphere-2026-5927, 2026
Preprint under review for BG (discussion: open, 4 comments)
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12 Oct 2026
Response of a River Channel-Hyporheic Zone System to Organic Matter Addition: Insights from Low-flow Experiments
Anna B. Turețcaia, Matthew H. Kaufman, Adam J. Kessler, Bing Li, Philip C. Bennett, Xingyuan Chen, Xiaofeng Liu, Pawel M. Wojtowicz, James C. Stegen, and M. Bayani Cardenas
EGUsphere, https://doi.org/10.5194/egusphere-2026-5532, 2026
Preprint under review for BG (discussion: open, 1 comment)
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09 Oct 2026
Spatial decoupling of drought exposure and growth loss in German forests during the 2018–2022 drought sequence
Felix Pohl, Burkhard Neuwirth, David Steger, Georgios Skiadaresis, Ingo Heinrich, Heye Bogena, Marvin Müsgen-von den Driesch, Boris Thies, Jörg Bendix, Michael Leuchner, Theresa Blume, Harrie-Jan Hendricks-Franssen, and Anke Hildebrandt
EGUsphere, https://doi.org/10.5194/egusphere-2026-5883, 2026
Preprint under review for BG (discussion: open, 0 comments)
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09 Oct 2026
DART-based model for three-dimensional scaling of energy balance from individual leaves to plant canopies
Thắng Quang Nguyễn, Omar Regaieg, Luka Lesage, Jean-Philippe Gastellu-Etchegorry, and Zbyněk Malenovský
EGUsphere, https://doi.org/10.5194/egusphere-2026-4796, 2026
Preprint under review for BG (discussion: open, 0 comments)
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08 Oct 2026
Alkalinity generation and trace metal dynamics during olivine-based marine enhanced rock weathering in bioturbated sediments
Benjamin Van Heurck, Francesc Montserrat, Astrid Hylén, Diana Vasquez Cardenas, Saïd De Wolf, Cedric Goossens, Greet Lembregts, Daniel A. Frick, Matthias Kreuzburg, and Filip J. R. Meysman
EGUsphere, https://doi.org/10.5194/egusphere-2026-5968, 2026
Preprint under review for BG (discussion: open, 2 comments)
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08 Oct 2026
Quantifying multiple sources of uncertainty in national-scale soil organic matter prediction
Juhwan Lee, Woosik Lee, and Sumin Hwang
EGUsphere, https://doi.org/10.5194/egusphere-2026-5930, 2026
Preprint under review for BG (discussion: open, 2 comments)
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08 Oct 2026
Direct P K-edge X-ray absorption spectroscopy evidence of phosphorus immobilization in anoxic peat soils
Adrian F. Florea, Dominik H. Zak, Case van Genuchten, Camille Rivard, and Hans Christian B. Hansen
EGUsphere, https://doi.org/10.5194/egusphere-2026-5564, 2026
Preprint under review for BG (discussion: open, 3 comments)
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08 Oct 2026
Hydro-biogeochemical processes govern inorganic nitrogenous nutrient dynamics in a subtropical semi-enclosed mariculture bay: nitrogen-carbon coupling
Aiqin Han, Zhenzhen Zheng, Rong Fu, Lili Lang, Shuh-Ji Kao, Yuanbiao Zhang, and Yasong Li
EGUsphere, https://doi.org/10.5194/egusphere-2026-5354, 2026
Preprint under review for BG (discussion: open, 0 comments)
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07 Oct 2026
A robust empirical model for deriving depth-integrated N2 fixation rates from surface measurements in the global open ocean
Wei-Li Chen, Zhibo Shao, Yangchun Xu, and Ya-Wei Luo
EGUsphere, https://doi.org/10.5194/egusphere-2026-5828, 2026
Preprint under review for BG (discussion: open, 1 comment)
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07 Oct 2026
Technical note: Assessing potential hydrolytic enzyme activities on frozen samples as a tool to bridge microbial rate measurements with omics analysis
Kai Ziervogel, James Lin, and Leo Windels
EGUsphere, https://doi.org/10.5194/egusphere-2026-5821, 2026
Preprint under review for BG (discussion: open, 2 comments)
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07 Oct 2026
Seasonal dynamics and spatial drivers of mangrove gross primary productivity revealed by tower and satellite observations
Xiaoyan Pan, Yiqing Chen, Tiezhu Shi, Tingtian Wu, Xiaohua Chen, Yuanling Li, Shouqian Nong, Demei Zhao, and Zongzhu Chen
EGUsphere, https://doi.org/10.5194/egusphere-2026-5811, 2026
Preprint under review for BG (discussion: open, 1 comment)
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05 Oct 2026
Biogeochemical and hydrological controls on the oxygen isotopic composition of nitrification-produced nitrate in an agricultural soil
Minghui Sha and Zhongjie Yu
EGUsphere, https://doi.org/10.5194/egusphere-2026-5605, 2026
Preprint under review for BG (discussion: open, 2 comments)
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05 Oct 2026
Moisture Constraints on Realized CO2-Associated Productivity Gains in Xinjiang Drylands
Kaiqing Ma, Fei Zhang, Brian Alan Johnson, Saheed Adeyinka Oke, Chi Yung Jim, Xin He, Xiangyu Liu, Zia Ahmed, Changjiang Liu, and Xu Ma
EGUsphere, https://doi.org/10.5194/egusphere-2026-5212, 2026
Preprint under review for BG (discussion: open, 2 comments)
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05 Oct 2026
Sensitivity of biogenic carbon and heat fluxes to urban vegetation parametrisations in the urban land surface model SUEWS
Hei Shing Lee, Anni Karvonen, Minttu Havu, Helen C. Ward, Joseph P. McFadden, and Leena Järvi
EGUsphere, https://doi.org/10.5194/egusphere-2026-5098, 2026
Preprint under review for BG (discussion: open, 1 comment)
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02 Oct 2026
Ocean alkalinity enhancement pelagic impact in the Northwest Iberian Upwelling System under nutrient limited conditions
Marcos Fontela, María Froján, Belén Arbones, María Jesús Álvarez-Fernández, Caio César-Ribeiro, Marylo Doval, José Luís Garrido, Sara Groppelli, María López-Acosta, María López-Rodríguez, Celeste L. Hinojo, Blanca Marigómez, Laura Moreno, Fiz F. Pérez, Isabel Gomes Teixeira, Antón Velo, and Xosé Antonio Padin
EGUsphere, https://doi.org/10.5194/egusphere-2026-5658, 2026
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01 Oct 2026
The Alkalinity Blue Carbon Pump: Tidal pumping drives long-term CO₂ sequestration as alkalinity in salt marshes
Paul Kanfer, Céline Charbonnier, Sabine Schmidt, Bruno Deflandre, Aurélia Mouret, Eric Bénéteau, Martin Danilo, Dominique Poirier, Jimmy Desnues, Gérard Lebreton, and Pierre Anschutz
EGUsphere, https://doi.org/10.5194/egusphere-2026-5782, 2026
Preprint under review for BG (discussion: final response, 3 comments)
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01 Oct 2026
Observation-based constraint suggests larger ocean carbon uptake and stronger climate feedbacks
Jens Terhaar, Laurent Bopp, Pierre Friedlingstein, Thomas Frölicher, Helene Hollitzer, Tatiana Ilyina, Lester Kwiatkowski, Paul Lerner, Hongmei Li, Anastasia Romanou, Jörg Schwinger, Roland Séférian, and Aaron Wienkers
EGUsphere, https://doi.org/10.5194/egusphere-2026-5757, 2026
Preprint under review for BG (discussion: open, 1 comment)
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01 Oct 2026
The rhythm of ecosystems’ breath: short-term forecasting of net ecosystem exchange improved via wavelet analysis
Jaime C. Revenga, Delia Fano Yela, Daniel Ortiz-Gonzalo, Guy Schurgers, Stéphanie Horion, Zulia M. Sánchez-Mejía, Josué Delgado Balbuena, and Enrico Yepez
EGUsphere, https://doi.org/10.5194/egusphere-2026-5753, 2026
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01 Oct 2026
The Effect of Large Animal Removal or Protection under the Future of Climate Change
Jens Krause, Peter Anthoni, Mike Harfoot, Jens-Christian Svenning, and Almut Arneth
EGUsphere, https://doi.org/10.5194/egusphere-2026-5593, 2026
Preprint under review for BG (discussion: open, 1 comment)
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01 Oct 2026
Impact of heatwaves on net metabolism, nutrient and greenhouse gases fluxes at the sediment-water interphase of a shallow coastal ecosystems
Valle Perez-Rodriguez, Sokratis Papaspyrou, Alfonso Corzo, Joe D. Taylor, Ana Sierra, Cindy J. Smith, Fabien Cholet, and Emilio Garcia-Robledo
EGUsphere, https://doi.org/10.5194/egusphere-2026-5410, 2026
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30 Sep 2026
Evaluation and Fusion of Multi-Source Gross Primary Productivity Products over China under Widespread Greening
Bingxiao Liu, Wen Wang, Wei Wu, and Yujie Liu
EGUsphere, https://doi.org/10.5194/egusphere-2026-5150, 2026
Preprint under review for BG (discussion: open, 0 comments)
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29 Sep 2026
Effect of natural sulfidic conditions on the stability of authigenic vivianite in lake sediment
Harm van Kuppevelt, Carlo Belloni, and Michael Hupfer
EGUsphere, https://doi.org/10.5194/egusphere-2026-5694, 2026
Preprint under review for BG (discussion: open, 0 comments)
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29 Sep 2026
Ideas and perspectives: the biogeochemical role of taliks
Maëlle Villani, Louise M. Farquharson, Vladimir E. Romanovsky, and Sophie Opfergelt
EGUsphere, https://doi.org/10.5194/egusphere-2026-5453, 2026
Preprint under review for BG (discussion: final response, 3 comments)
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29 Sep 2026
A Paleoclimate Proxy from Ammonite Suture Line Complexity
Pierpaolo Guarnieri, Peter Alsen, Jörg Mutterlose, and Kaare H. Jensen
EGUsphere, https://doi.org/10.5194/egusphere-2026-5429, 2026
Preprint under review for BG (discussion: open, 8 comments)
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29 Sep 2026
Reviews and syntheses: Rivers are major sources of dissolved iron to the ocean
Mark J. Hopwood, Raphaël Savelli, Martha Gledhill, Dustin Carroll, Laramie Jensen, and Stephanie Dutkiewicz
EGUsphere, https://doi.org/10.5194/egusphere-2026-5351, 2026
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29 Sep 2026
Early carbon recovery after cell-bunding rewetting is constrained by aerated microsites in a cutaway raised bog
Md Shamsuzzaman, Shane Regan, Ultan McCarthy, Imelda Casey, Ciara Farrell, Sate Ahmad, Wahaj Habib, and Owen Naughton
EGUsphere, https://doi.org/10.5194/egusphere-2026-5248, 2026
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28 Sep 2026
Physical controls on North Atlantic organic carbon export from eddying ocean models
Xi Ruan, Stéphane Doléac, Laurent Bopp, Julian Mak, Franziska Schwarzkopf, Arne Biastoch, and Marina Lévy
EGUsphere, https://doi.org/10.5194/egusphere-2026-4891, 2026
Preprint under review for BG (discussion: open, 1 comment)
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25 Sep 2026
A mid-cost automated floating chamber system for high-frequency CO2 and CH4 flux measurements: design, calibration, and comparison with infrequent measurement strategies
Ralf C. H. Aben, Judith van der Knaap, Floris Hahn, Gerben Wulterkens, Dániel Szalas-Motesiczky, Emiel Vissers, Arno Engels, Arjan de Kleine, Christian Fritz, and Sarian Kosten
EGUsphere, https://doi.org/10.5194/egusphere-2026-5600, 2026
Preprint under review for BG (discussion: open, 1 comment)
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22 Sep 2026
Contribution of livestock effluent management to the soil greenhouse gas emission in a Sahelian agropastoral region
Yanoussa Yakoubou Alzouma, Pierre Hiernaux, Dominique Serça, Claire Delon, Seydina Mohamad Ba, Maguette Kaire, and Mahamane Larwanou
EGUsphere, https://doi.org/10.5194/egusphere-2026-4903, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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21 Sep 2026
CO2 exchange at a subarctic mire complex with varying permafrost status
Patryk Łakomiec, Jutta Holst, Niklas Rakos, Erik Lundin, Patrick Crill, Thomas Friborg, Hongxiao Jin, Lars Eklundh, and Janne Rinne
EGUsphere, https://doi.org/10.5194/egusphere-2026-5405, 2026
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21 Sep 2026
Technical note: Development and field validation of SMART-ASF, a low-cost automated soil gas flux monitoring system for long-term field observations
Ching-Chou Fu, Sheng-Fu Hu, Li-Hung Lin, Kuo-Hang Chen, Chin-Shang Ku, Hao Kuo-Chen, Kuo-Wei Wu, and Chin-Jen Lin
EGUsphere, https://doi.org/10.5194/egusphere-2026-4934, 2026
Preprint under review for BG (discussion: open, 1 comment)
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16 Sep 2026
Comparing estimates of gross primary production in a mature Norway spruce plantation in hemiboreal Sweden
Tobias Rütting, Maj-Lena Finnander Linderson, Per Weslien, Lasse Tarvainen, and John D. Marshall
EGUsphere, https://doi.org/10.5194/egusphere-2026-5424, 2026
Preprint under review for BG (discussion: final response, 3 comments)
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16 Sep 2026
Global fuel and burned area reconstructions and projections for 1950–2100
Joe McNorton, Edward Comyn-Platt, Francesca Di Giuseppe, Chiara Cagnazzo, and Chris Barnard
EGUsphere, https://doi.org/10.5194/egusphere-2026-5374, 2026
Preprint under review for BG (discussion: open, 1 comment)
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15 Sep 2026
Process-based reconstruction of peatland carbon dynamics in Switzerland
Qing Sun and Édouard Davin
EGUsphere, https://doi.org/10.5194/egusphere-2026-5196, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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14 Sep 2026
Trait-based mapping of functionally diverse tundra types using hyperspectral EnMap data
Antonia Dorea Ludwig, Birgit Heim, and Hannes Feilhauer
EGUsphere, https://doi.org/10.5194/egusphere-2026-5451, 2026
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14 Sep 2026
From sedimentary production to water-column accumulation: temperature and spatial controls on littoral methane
Katharina J. Kiefel, Frank Peeters, Armando Sepulveda-Jauregui, L. Loraine Ropella, and Karla Martinez-Cruz
EGUsphere, https://doi.org/10.5194/egusphere-2026-5425, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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14 Sep 2026
Distribution and biogeochemical controls of dissolved cobalamin (vitamin B12) in the western North Pacific
Yoshiko Kondo, Yukiko Kawakami, Tomohiro Takatani, Toshikazu Suzuki, Hajime Obata, and Jun Nishioka
EGUsphere, https://doi.org/10.5194/egusphere-2026-5019, 2026
Preprint under review for BG (discussion: open, 3 comments)
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11 Sep 2026
High rates of N and C mineralization in upper permafrost of a thawing palsa mire and their implications for GHG dynamics
Richard E. Lamprecht, Kateřina Diáková, Carolina Voigt, Henri M. P. Siljanen, Hana Šantrůčková, Pertti J. Martikainen, Christina Biasi, and Maija E. Marushchak
EGUsphere, https://doi.org/10.5194/egusphere-2026-5330, 2026
Revised manuscript under review for BG (discussion: final response, 6 comments)
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11 Sep 2026
Long-term climatic and management drivers of cropland gross primary production (GPP) from eddy covariance explained by interpretable machine learning
Sarah Maxwell, Fabio Turco, Yi Wang, Lukas Hörtnagl, Nina Buchmann, and Flavian Tschurr
EGUsphere, https://doi.org/10.5194/egusphere-2026-5253, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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11 Sep 2026
Tidal forcing causes bi-decadal variability in dissolved oxygen: clarification with a causal discovery method
Benedict Blackledge, Oliver Andrews, Rory Bingham, Urmi Ninad, and J. A. Mattias Green
EGUsphere, https://doi.org/10.5194/egusphere-2026-5168, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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10 Sep 2026
Elevated shortwave radiation enhances the limitation of atmospheric dryness on carbon sequestration across European forests
Ziqian Zhong, Hans Chen, Fuxiao Jiang, and Luyao Liu
EGUsphere, https://doi.org/10.5194/egusphere-2026-5126, 2026
Preprint under review for BG (discussion: final response, 4 comments)
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09 Sep 2026
Estimates of sediment organic carbon burial and benthic-pelagic nutrient cycling in subarctic fjords (northern Nunatsiavut, eastern Canada)
Haley D. Geizer, Francesco Bisiach, Alexandre Normandeau, Maria Armstrong, Stephan Hamisch, Silas W. Jones, Casey R. J. Hubert, Kumiko Azetsu-Scott, Paul V. R. Snelgrove, Christopher W. Hunt, Michelle Saunders, Rodd Laing, and Christopher K. Algar
EGUsphere, https://doi.org/10.5194/egusphere-2026-5292, 2026
Preprint under review for BG (discussion: open, 1 comment)
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09 Sep 2026
Coupling and decoupling of DIC, TA and O2 benthic fluxes along the Rhône River-dominated ocean margin.
Eva Ferreira, Bruno Lansard, Bruno Bombled, and Christophe Rabouille
EGUsphere, https://doi.org/10.5194/egusphere-2026-5259, 2026
Preprint under review for BG (discussion: final response, 5 comments)
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09 Sep 2026
Ideas and perspectives: A framework for understanding efficiency losses of Ocean Alkalinity Enhancement
Abby Lunstrum, David Keller, Jens Hartmann, and Charly Andre Moras
External preprint server, https://doi.org/10.70212/cdrxiv.2026517.v2, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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07 Sep 2026
Climate-trait interactions dominate vegetation light use efficiency distributions across China
Yujie Wang, Mingzhu He, and Qiang Zhang
EGUsphere, https://doi.org/10.5194/egusphere-2026-4683, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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07 Sep 2026
Variability in the Light Absorption Coefficients of phytoplankton, non-algal particles and colored dissolved organic matter in European Coastal Waters: A Two-Year Dataset in the Context of Historical Observations
Paola Potin, Isabella Mayot, Chiara Santinelli, Emmanuel Boss, Vittorio E. Brando, Margherita Costanzo, Victor Martinez-Vicente, and David Doxaran
EGUsphere, https://doi.org/10.5194/egusphere-2026-4579, 2026
Preprint under review for BG (discussion: open, 3 comments)
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04 Sep 2026
A Framework for Representing Biodegradation in Atmospheric Multiphase Models
Leslie Nuñez López, Pierre Amato, and Barbara Ervens
EGUsphere, https://doi.org/10.5194/egusphere-2026-5013, 2026
Preprint under review for BG (discussion: open, 0 comments)
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04 Sep 2026
Temperate agroforestry systems take up more CO2 compared to conventional crop- or grassland, without consuming more water
José Ángel Callejas-Rodelas, Justus G. V. van Ramshorst, Alexander Knohl, Sarah Choe, Maren Langhof, and Christian Markwitz
EGUsphere, https://doi.org/10.5194/egusphere-2026-4973, 2026
Preprint under review for BG (discussion: final response, 2 comments)
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03 Sep 2026
Biogeochemical responses to ocean alkalinity enhancement in the North China Sea
Xiaoke Xin, Yimeng Liu, Ruize Chang, Ruobin Lei, Minghao Zhu, Xiaotong Wang, Xue Chao Wang, and Jihua Liu
EGUsphere, https://doi.org/10.5194/egusphere-2026-5281, 2026
Revised manuscript under review for BG (discussion: final response, 4 comments)
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02 Sep 2026
Divergent predictions of northern peatland responses to climate warming and elevated CO2: A multi-model intercomparison at the SPRUCE experiment
Xiaoying Shi, Daniel M. Ricciuto, Yaoping Wang, Joe R. Melton, Fortunat Joos, Yiqi Luo, Xiaofeng Xu, Dafeng Hui, Qianlai Zhuang, Chunjing Qiu, Hongxing He, Siya Shao, Xingjie Lu, Yongjiu Dai, Akihiko Ito, Qing Sun, Nitin Chaudhary, Ayesha Hussain, Mousong Wu, Jian Zhou, Jingwei Zhang, Ye Yuan, Rachael H. Turton, Eleanor J. Burke, Jiafu Mao, Yuefeng Hao, Natalie A. Griffiths, Verity Salmon, Paul J. Hanson, Melanie A. Mayes, and Peter E. Thornton
EGUsphere, https://doi.org/10.5194/egusphere-2026-5193, 2026
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