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Biogeosciences
Biogeosciences
BG
The following lists the recent preprints posted on EGUsphere with BG-related topics as well as final revised papers published recently in BG.
25 Nov 2025
Response of phytoplankton communities to the onset of the 2020 summer marine heatwave in the Drake Passage and Antarctic Peninsula
Andrés S. Rigual-Hernández, Amy Leventer, Manuel Fernández-Barba, José A. Flores, Gabriel Navarro, Johan Etourneau, Dimitris Evangelinos, Megan Duffy, Carlota Escutia, Fernando Bohoyo, José M. Sánchez-Santos, Manon Sabourdy, Francisco J. Jiménez-Espejo, and María A. Bárcena
Biogeosciences, 22, 7205–7232, https://doi.org/10.5194/bg-22-7205-2025,https://doi.org/10.5194/bg-22-7205-2025, 2025
Short summary
25 Nov 2025
New observations confirm the progressive acidification in the Mozambique Channel
Nicolas Metzl, Claire Lo Monaco, Aline Tribollet, Jean-François Ternon, Frédéric Chevallier, and Marion Gehlen
Biogeosciences, 22, 7187–7204, https://doi.org/10.5194/bg-22-7187-2025,https://doi.org/10.5194/bg-22-7187-2025, 2025
Short summary
25 Nov 2025
Ozone Risk to Forests and Crops under Drought Modulation: A 15 years Flux-Based and Economic Loss Assessment for Saxony, Germany
Vanessa Engelhardt, Dominik van Pinxteren, and Hartmut Herrmann
EGUsphere, https://doi.org/10.5194/egusphere-2025-5542,https://doi.org/10.5194/egusphere-2025-5542, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
25 Nov 2025
Fine-scale spatial variability of winter CO2 and CH4 fluxes in Arctic tundra derived from snowpack gradient measurements
Gabriel Hould Gosselin, Nick Rutter, Paul Mann, Philip Marsh, and Oliver Sonnentag
EGUsphere, https://doi.org/10.5194/egusphere-2025-5637,https://doi.org/10.5194/egusphere-2025-5637, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Nov 2025
Plant phenology evaluation of CRESCENDO land surface models using satellite-derived Leaf Area Index – Part 2: Seasonal trough, peak, and amplitude
Daniele Peano, Deborah Hemming, Christine Delire, Yuanchao Fan, Hanna Lee, Stefano Materia, Julia E. M. S. Nabel, Taejin Park, David Wårlind, Andy Wiltshire, and Sönke Zaehle
Biogeosciences, 22, 7117–7135, https://doi.org/10.5194/bg-22-7117-2025,https://doi.org/10.5194/bg-22-7117-2025, 2025
Short summary
24 Nov 2025
Mineral formation during shipboard ocean alkalinity enhancement experiments in the North Atlantic
Mohammed S. Hashim, Lukas Marx, Frieder Klein, Chloe L. Dean, Emily Burdige, Matthew Hayden, Daniel C. McCorkle, and Adam V. Subhas
Biogeosciences, 22, 7149–7165, https://doi.org/10.5194/bg-22-7149-2025,https://doi.org/10.5194/bg-22-7149-2025, 2025
Short summary
24 Nov 2025
A normalised framework for the Zero Emissions Commitment
Richard G. Williams, Philip Goodwin, Paulo Ceppi, Chris D. Jones, and Andrew H. MacDougall
Biogeosciences, 22, 7167–7186, https://doi.org/10.5194/bg-22-7167-2025,https://doi.org/10.5194/bg-22-7167-2025, 2025
Short summary
24 Nov 2025
Technical note: In situ photosynthesis-irradiance curve determination in peatlands with a modulated-light skirt-chamber
Frederic Thalasso, Julio A. Salas-Rabaza, Brenda Riquelme del Río, Jorge F. Perez-Quezada, Cristian Gajardo, and Matías Troncoso-Villar
Biogeosciences, 22, 7137–7148, https://doi.org/10.5194/bg-22-7137-2025,https://doi.org/10.5194/bg-22-7137-2025, 2025
Short summary
24 Nov 2025
Community structures and Taphonomic controls on benthic foraminiferal community from an Antarctic Fjord (Edisto Inlet, Victoria Land)
Giacomo Galli, Francesca Caridi, Patrizia Giordano, Caterina Morigi, Anna Sabbatini, and Leonardo Langone
EGUsphere, https://doi.org/10.5194/egusphere-2025-5204,https://doi.org/10.5194/egusphere-2025-5204, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Nov 2025
Ocean acidification alters phytoplankton diversity and community structure in the coastal water of the East China Sea
Yuming Rao, Na Wang, He Li, Jiazhen Sun, Xiaowen Jiang, Di Zhang, Liming Qu, Qianqian Fu, Xuyang Wang, Cong Zhou, Zichao Deng, Yang Tian, Xiangqi Yi, Ruiping Huang, Guang Gao, Xin Lin, and Kunshan Gao
EGUsphere, https://doi.org/10.5194/egusphere-2025-5218,https://doi.org/10.5194/egusphere-2025-5218, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Nov 2025
Soil processes govern alkalinity and cation retention in enhanced weathering for carbon dioxide removal
Jens S. Hammes, Jens Hartmann, Johannes A. C. Barth, Tobias Linke, Ingrid Smet, Mathilde Hagens, Philip A. E. Pogge von Strandmann, Tom Reershemius, Bruno Casimiro, Arthur Vienne, Anna A. Stoeckel, Ralf Steffens, and Dirk Paessler
EGUsphere, https://doi.org/10.5194/egusphere-2025-5402,https://doi.org/10.5194/egusphere-2025-5402, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Nov 2025
Unexpected quasi-independence of colored dissolved organic matter absorption from chlorophyll-a concentration in the Southern Ocean
Juan Li, David Antoine, and Yannick Huot
EGUsphere, https://doi.org/10.5194/egusphere-2025-5495,https://doi.org/10.5194/egusphere-2025-5495, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
21 Nov 2025
Development of a statistical model for global burned area simulation within a DGVM-compatible framework
Blessing Kavhu, Matthew Forrest, and Thomas Hickler
Biogeosciences, 22, 7001–7030, https://doi.org/10.5194/bg-22-7001-2025,https://doi.org/10.5194/bg-22-7001-2025, 2025
Short summary
21 Nov 2025
Influences on chemical distribution patterns across the west Greenland shelf: the roles of ocean currents, sea ice melt, and freshwater runoff
Claudia Elena Schmidt, Tristan Zimmermann, Katarzyna Koziorowska, Daniel Pröfrock, and Helmuth Thomas
Biogeosciences, 22, 7053–7078, https://doi.org/10.5194/bg-22-7053-2025,https://doi.org/10.5194/bg-22-7053-2025, 2025
Short summary
21 Nov 2025
Strong relation between atmospheric CO2 growth rate and terrestrial water storage in tropical forests on interannual timescales
Samantha Petch, Liang Feng, Paul I. Palmer, Robert P. King, Tristan Quaife, and Keith Haines
Biogeosciences, 22, 7031–7051, https://doi.org/10.5194/bg-22-7031-2025,https://doi.org/10.5194/bg-22-7031-2025, 2025
Short summary
21 Nov 2025
Mature riparian alder forest acts as a strong and consistent carbon sink
Alisa Krasnova, Kaido Soosaar, Svyatoslav Rogozin, Dmitrii Krasnov, and Ülo Mander
Biogeosciences, 22, 7089–7116, https://doi.org/10.5194/bg-22-7089-2025,https://doi.org/10.5194/bg-22-7089-2025, 2025
Short summary
21 Nov 2025
| BG Letters
Evidence for highly variable land use but a stable climate in the southwest Maya lowlands
Benjamin Gwinneth, Kevin Johnston, Andy Breckenridge, and Peter M. J. Douglas
Biogeosciences, 22, 7079–7088, https://doi.org/10.5194/bg-22-7079-2025,https://doi.org/10.5194/bg-22-7079-2025, 2025
Short summary Co-editor-in-chief
21 Nov 2025
Chiral Volatile Organic Compound Fluxes from Soil in the Amazon Rainforest across seasons
Johanna M. Schüttler, Giovanni Pugliese, Joseph Byron, Cléo Quaresma Dias-Júnior, Carolina de A. Monteiro, Hartwig Harder, Jos Lelieveld, and Jonathan Williams
EGUsphere, https://doi.org/10.5194/egusphere-2025-5530,https://doi.org/10.5194/egusphere-2025-5530, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
21 Nov 2025
Improved model predictions of carbon and water fluxes by including drought legacy effects
Yitong Yao, Yujie Wang, Yi Yin, Jeffrey D. Wood, and Christian Frankenberg
EGUsphere, https://doi.org/10.5194/egusphere-2025-5684,https://doi.org/10.5194/egusphere-2025-5684, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Nov 2025
Modeling the mechanisms of coastal vegetation dynamics and ecosystem responses to changing water levels
Junyan Ding, Nate McDowell, Vanessa Bailey, Nate Conroy, Donnie J. Day, Yilin Fang, Kenneth M. Kemner, Matthew L. Kirwan, Charlie D. Koven, Matthew Kovach, Patrick Megonigal, Kendalynn A. Morris, Teri O'Meara, Stephanie C. Pennington, Roberta B. Peixoto, Peter Thornton, Mike Weintraub, Peter Regier, Leticia Sandoval, Fausto Machado-Silva, Alice Stearns, Nick Ward, and Stephanie J. Wilson
Biogeosciences, 22, 6963–6978, https://doi.org/10.5194/bg-22-6963-2025,https://doi.org/10.5194/bg-22-6963-2025, 2025
Short summary
20 Nov 2025
| Highlight paper
Novel oxalate-carbonate pathways identified in the tropical dry evergreen forest of Tamil Nadu, India
Camille Rieder, Eric P. Verrecchia, Saskia Bindschedler, Guillaume Cailleau, Aviram Rozin, Munisamy Anbarashan, Shubhendu Dasgupta, Thomas Junier, Nicolas Roeschli, Pascal Vittoz, and Mike C. Rowley
Biogeosciences, 22, 6979–6999, https://doi.org/10.5194/bg-22-6979-2025,https://doi.org/10.5194/bg-22-6979-2025, 2025
Short summary Co-editor-in-chief
20 Nov 2025
Vegetation Patterns and Competitive Dynamics along Elevation Gradients: Interactions between Environmental Factors and Vegetation in the Central Himalayas
Prashant Paudel, Stefan Olin, Mark Tjoelker, Mikael Pontarp, Daniel Metcalfe, and Benjamin Smith
EGUsphere, https://doi.org/10.5194/egusphere-2025-4821,https://doi.org/10.5194/egusphere-2025-4821, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Nov 2025
Spatially Contrasting CO2 Dynamics Driven by Green Manure Intercropping in Subtropical Tea Plantations
Shuo Liu, Zeping Jin, Ziyi Chen, Haolin Li, Zihan Fan, Shaohui Li, Haiwang Fu, Wei He, Kunpeng Zang, Shuangxi Fang, and Peng Yan
EGUsphere, https://doi.org/10.5194/egusphere-2025-5065,https://doi.org/10.5194/egusphere-2025-5065, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Nov 2025
Forest favours conditions for convective precipitation in the Mediterranean Basin
Jolanda J. E. Theeuwen, Sarah N. Warnau, Imme B. Benedict, Stefan C. Dekker, Hubertus V. M. Hamelers, Chiel C. van Heerwaarden, and Arie Staal
Biogeosciences, 22, 6913–6936, https://doi.org/10.5194/bg-22-6913-2025,https://doi.org/10.5194/bg-22-6913-2025, 2025
Short summary
19 Nov 2025
Balancing water column and sedimentary 234Th fluxes to quantify coastal marine carbon export
Madeline G. Healey, Erin E. Black, Christopher K. Algar, Maria Armstrong, and Stephanie S. Kienast
Biogeosciences, 22, 6895–6912, https://doi.org/10.5194/bg-22-6895-2025,https://doi.org/10.5194/bg-22-6895-2025, 2025
Short summary
19 Nov 2025
Evaluating the carbon and nitrogen cycles of the QUINCY terrestrial biosphere model using space-born optical remotely-sensed data
Tuuli Miinalainen, Amanda Ojasalo, Holly Croft, Mika Aurela, Mikko Peltoniemi, Silvia Caldararu, Sönke Zaehle, and Tea Thum
Biogeosciences, 22, 6937–6962, https://doi.org/10.5194/bg-22-6937-2025,https://doi.org/10.5194/bg-22-6937-2025, 2025
Short summary
19 Nov 2025
Temperature driven coastal processes and their far reaching effects on deep Baltic Sea biogeochemical dynamics
Anju Mallissery, Hagen Radtke, Thomas Neumann, and H.E. Markus Meier
EGUsphere, https://doi.org/10.5194/egusphere-2025-4568,https://doi.org/10.5194/egusphere-2025-4568, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Nov 2025
Seasonal Cycle Biases in DGVM Simulations of Double-Cropping Systems: A Case Study in the Huang-Huai-Hai Plain
Shengjie Zhou, Tiexi Chen, Yingying Cui, Xin Chen, Shuci Liu, and Zhe Gu
EGUsphere, https://doi.org/10.5194/egusphere-2025-4997,https://doi.org/10.5194/egusphere-2025-4997, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Nov 2025
Quantification, spatial distribution and persistence of root-derived carbon for 12 cover crops
Baptiste Hulin, Florent Massol, Simon Chollet, Francis Dohou, Stéphane Paolillo, and Samuel Abiven
EGUsphere, https://doi.org/10.5194/egusphere-2025-5567,https://doi.org/10.5194/egusphere-2025-5567, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Nov 2025
Modelling N₂O Emissions in Fertilized Grasslands with Machine Learning: A Multi-Site LSTM Approach
Samin Payrosangari, Kathrin Fuchs, Benjamin Wolf, Ralf Kiese, and Clemens Scheer
EGUsphere, https://doi.org/10.5194/egusphere-2025-5155,https://doi.org/10.5194/egusphere-2025-5155, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Nov 2025
Are ghost forests a substantial source of methane from reservoirs?
Johannes Dittmann, Damien T. Maher, Scott G. Johnston, Douglas R. Tait, Paula Gomez Alvarez, Alistar Grinham, Katrin Sturm, and Luke C. Jeffrey
EGUsphere, https://doi.org/10.5194/egusphere-2025-5594,https://doi.org/10.5194/egusphere-2025-5594, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Nov 2025
Beyond wind-induced upwelling: diverse drivers of future productivity in eastern boundary upwelling systems
Erica Cioffi, Laurent Bopp, and Lester Kwiatkowski
EGUsphere, https://doi.org/10.5194/egusphere-2025-5217,https://doi.org/10.5194/egusphere-2025-5217, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
18 Nov 2025
Dissolved organic carbon dynamics in a changing ocean: an ESM2M-COBALTv2 coupled model analysis
Lana Flanjak, Aaron Wienkers, and Charlotte Laufkötter
Biogeosciences, 22, 6877–6894, https://doi.org/10.5194/bg-22-6877-2025,https://doi.org/10.5194/bg-22-6877-2025, 2025
Short summary
18 Nov 2025
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
EGUsphere, https://doi.org/10.5194/egusphere-2025-5091,https://doi.org/10.5194/egusphere-2025-5091, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
18 Nov 2025
AngleCam V2: Predicting leaf inclination angles across taxa from daytime and nighttime photos
Luis Kremer, Jan Pisek, Ronny Richter, Julian Frey, Daniel Lusk, Christiane Werner, Christian Wirth, and Teja Kattenborn
External preprint server, https://doi.org/10.1101/2025.09.17.676742,https://doi.org/10.1101/2025.09.17.676742, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
18 Nov 2025
Combined effects of low temperature and low light intensity on elemental content and macromolecules of coccolithophores
Jinlong Shang, Wenting Ke, Yinrui Wang, Junqin Cai, Yan Chen, Xi Liu, Yonghe Han, Hong Zhang, Kui Xu, and Yong Zhang
EGUsphere, https://doi.org/10.5194/egusphere-2025-5131,https://doi.org/10.5194/egusphere-2025-5131, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
18 Nov 2025
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
EGUsphere, https://doi.org/10.5194/egusphere-2025-5363,https://doi.org/10.5194/egusphere-2025-5363, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
18 Nov 2025
Biochemical Characteristics of the Sea Surface Microlayer in the Central Baltic Sea and Potential Signatures of Cyanobacterial Blooms
Josefine Karnatz, Theresa Barthelmeß, Bita Sabbaghzadeh, and Anja Engel
EGUsphere, https://doi.org/10.5194/egusphere-2025-5385,https://doi.org/10.5194/egusphere-2025-5385, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Nov 2025
Accelerated phosphorous leaching during abrupt climate transitions in a temperate Atlantic ecosystem in Northwest Spain recorded by stalagmite P ∕ Ca variations
Nicolas Tapia, Laura Endres, Madalina Jaggi, and Heather Stoll
Biogeosciences, 22, 6861–6875, https://doi.org/10.5194/bg-22-6861-2025,https://doi.org/10.5194/bg-22-6861-2025, 2025
Short summary
17 Nov 2025
The role of mycorrhizal type and plant dominance in regulating nitrogen cycling in Oroarctic soils
Aurora Patchett, Louise Rütting, Tobias Rütting, Samuel Bodé, Sara Hallin, Jaanis Juhanson, C. Florian Stange, Mats P. Björkman, Pascal Boeckx, Gunhild Rosqvist, and Robert G. Björk
Biogeosciences, 22, 6841–6860, https://doi.org/10.5194/bg-22-6841-2025,https://doi.org/10.5194/bg-22-6841-2025, 2025
Short summary
17 Nov 2025
Glass plate sampling efficiency for trace gases in the sea surface microlayer
Lea Lange, Dennis Booge, Hendrik Feil, Josefine Karnatz, Ina Stoltenberg, Hermann W. Bange, and Christa A. Marandino
EGUsphere, https://doi.org/10.5194/egusphere-2025-5361,https://doi.org/10.5194/egusphere-2025-5361, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Nov 2025
Evaluation of the Particulate Inorganic Carbon Export Efficiency in the Global Ocean
Jordan Toullec
EGUsphere, https://doi.org/10.5194/egusphere-2025-4395,https://doi.org/10.5194/egusphere-2025-4395, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Nov 2025
Hydraulic Redistribution Decreases with Precipitation Magnitude and Frequency in a Dryland Ecosystem: A Data-Model Fusion Approach
Aneesh Chandel, Mitra Cattry, Yu Zhou, Hang Duong, Marcy Litvak, William Pockman, and Yiqi Luo
EGUsphere, https://doi.org/10.5194/egusphere-2025-4608,https://doi.org/10.5194/egusphere-2025-4608, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Nov 2025
Projected Effects of Climate-induced Changes in Phytoplankton biomass in the Southern South China Sea
Chathumini Wathsala Kiel, Kanchana Bandara, Roswati Md. Amin, Nathalie Gypens, and Mohd Fadzil Mohd Akhir
EGUsphere, https://doi.org/10.5194/egusphere-2025-4988,https://doi.org/10.5194/egusphere-2025-4988, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Nov 2025
Relationships between phytoplankton pigments and DNA- or RNA-based abundances support ecological applications
Robert H. Lampe, Ariel J. Rabines, Steffaney M. Wood-Rocca, Anne Schulberg, Ralf Goericke, Pratap Venepally, Hong Zheng, Michael R. Stukel, Michael R. Landry, Andrew D. Barton, and Andrew E. Allen
Biogeosciences, 22, 6787–6810, https://doi.org/10.5194/bg-22-6787-2025,https://doi.org/10.5194/bg-22-6787-2025, 2025
Short summary
14 Nov 2025
The significant role of snow in shaping alpine treeline responses in modelled boreal forests
Sarah Haupt, Josias Gloy, Luca Farkas, Katharina Schildt, Lisa Trimborn, and Stefan Kruse
Biogeosciences, 22, 6811–6839, https://doi.org/10.5194/bg-22-6811-2025,https://doi.org/10.5194/bg-22-6811-2025, 2025
Short summary
13 Nov 2025
A δ11B-pH calibration for the high-latitude foraminifera species Neogloboquadrina pachyderma and Neogloboquadrina incompta
Elwyn de la Vega, Markus Raitzsch, Gavin L. Foster, Jelle Bijma, Ulysses S. Ninnemann, Michal Kucera, Tali Lea Babila, Jessica Crumpton Banks, Mohamed M. Ezat, and Audrey Morley
Biogeosciences, 22, 6765–6785, https://doi.org/10.5194/bg-22-6765-2025,https://doi.org/10.5194/bg-22-6765-2025, 2025
Short summary
13 Nov 2025
Deltaic burial of authigenic calcite modulates the carbon balance of hardwater lakes
Benedict V. A. Mittelbach, Margot E. White, Timo M. Y. Rhyner, Negar Haghipour, Marie-Elodie Perga, Nathalie Dubois, and Timothy I. Eglinton
Biogeosciences, 22, 6749–6763, https://doi.org/10.5194/bg-22-6749-2025,https://doi.org/10.5194/bg-22-6749-2025, 2025
Short summary
13 Nov 2025
Reduction of carbon, alkalinity and nutrient fluxes in the southern Baltic Sea caused by dragging of otter trawl nets across the seafloor
Pankan Linsy, Stefan Sommer, Jens Kallmeyer, Simone Bernsee, Florian Scholz, Habeeb Thanveer Kalapurakkal, and Andrew W. Dale
Biogeosciences, 22, 6727–6748, https://doi.org/10.5194/bg-22-6727-2025,https://doi.org/10.5194/bg-22-6727-2025, 2025
Short summary
13 Nov 2025
Nitrous oxide (N2O) in the sea surface microlayer and underlying water during a phytoplankton bloom: a mesocosm study
Ina Stoltenberg, Lea Lange, and Hermann Bange
EGUsphere, https://doi.org/10.5194/egusphere-2025-5279,https://doi.org/10.5194/egusphere-2025-5279, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
13 Nov 2025
Machine-learning models of δ13C and δ15N isoscapes in Amazonian wood
Isabela M. Souza-Silva, Luiz A. Martinelli, Brent Holmes, Ana C. G. Batista, Maria G. S. Araújo, Anna L. Garção, Stéphane Ponton, Peter Groenendijk, Giuliano M. Locosselli, Daigard R. O. Ortega-Rodriguez, Deoclecio J. Amorim, Fábio J. V. Costa, Gabriela B. Nardoto, Alexandre T. Brunello, Vladimir Eliodoro Costa, Gabriel Assis-Pereira, Mario Tomazello-Filho, Niro Higuchi, Ana C. Barbosa, João Paulo Sena-Souza, and Clément P. Bataille
EGUsphere, https://doi.org/10.5194/egusphere-2025-5452,https://doi.org/10.5194/egusphere-2025-5452, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Nov 2025
| Highlight paper
Reviews and syntheses: Artisanal and small-scale gold mining (ASGM)-derived mercury contamination in agricultural systems: what we know and need to know
David S. McLagan, Excellent O. Eboigbe, and Rachel J. Strickman
Biogeosciences, 22, 6695–6726, https://doi.org/10.5194/bg-22-6695-2025,https://doi.org/10.5194/bg-22-6695-2025, 2025
Short summary Co-editor-in-chief
12 Nov 2025
Global and Regional Impacts of Forest Expansion on Future Wildfires
James A. King, Kimberley J. Simpson, Christopher G. Bousfield, and Maria Val Martin
EGUsphere, https://doi.org/10.5194/egusphere-2025-5267,https://doi.org/10.5194/egusphere-2025-5267, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Nov 2025
Influences of CO2 and Fungus-Assisted Bioweathering on Fluoridated Apatite
Mu Su, Yuyang Cao, Lingyi Tang, Haoyang Weng, Xiaoqing Shao, Zhijun Wang, Gilberto de Oliveira Mendes, Lingzi Meng, Meiyue Xu, Kun He, Zibo Li, Mao Luo, Geoffrey Michael Gadd, and Zhen Li
EGUsphere, https://doi.org/10.5194/egusphere-2025-5242,https://doi.org/10.5194/egusphere-2025-5242, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Nov 2025
DOM consumption and demethylation as potential drivers of low MeHg in Mediterranean Sea sponges and benthic fish: a modelling perspective
David Johannes Amptmeijer, Ulrike Hanz, Corinna Schrum, and Johannes Bieser
EGUsphere, https://doi.org/10.5194/egusphere-2025-5377,https://doi.org/10.5194/egusphere-2025-5377, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Nov 2025
The Oxygen Minimum Zones (OMZs) in the Indian Ocean
Eugene Odion Oboh, Niko Lahajnar, Birgit Gaye, Avanti Shrikumar, and Tim Rixen
EGUsphere, https://doi.org/10.5194/egusphere-2025-4712,https://doi.org/10.5194/egusphere-2025-4712, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Nov 2025
Selective accumulation of dissolved organic matter in the sea surface microlayer: Insights from CDOM and FDOM characterisation at a Mediterranean coastal site
Elli Pitta, Eleni Tzempelikou, and Christina Zeri
EGUsphere, https://doi.org/10.5194/egusphere-2025-5405,https://doi.org/10.5194/egusphere-2025-5405, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Nov 2025
Assessing methane emissions from an offshore marine aggregate extraction site near Sylt, Eastern North Sea
Martina Schmidt, Ingeborg Bussmann, Sarah Johanna Ernestina Reith, Annika Palzer, Cedric Couret, Frank Keppler, Daniela Polag, Lasse Sander, Moritz Schroll, and Julia B. Wietzel
EGUsphere, https://doi.org/10.5194/egusphere-2025-4850,https://doi.org/10.5194/egusphere-2025-4850, 2025
Preprint under review for BG (discussion: open, 0 comments)
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11 Nov 2025
Tracking striking algal changes over the last ~400 years using subfossil pigments in a high mountain lake (Sierra Nevada, Spain): Have we entered an unprecedented era?
Joana Llodrà-Llabrés, Carmen Pérez-Martínez, Teresa Vegas-Vilarrúbia, John P. Smol, Carsten Meyer-Jacob, Javier Sigro, and Teresa Buchaca
EGUsphere, https://doi.org/10.5194/egusphere-2025-5229,https://doi.org/10.5194/egusphere-2025-5229, 2025
Preprint under review for BG (discussion: open, 0 comments)
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10 Nov 2025
Aerodynamic flux–gradient measurements of ammonia over four spring seasons in grazed grassland: environmental drivers, methodological challenges and uncertainties
Mubaraq Olarewaju Abdulwahab, Christophe Flechard, Yannick Fauvel, Christoph Häni, Adrien Jacotot, Anne-Isabelle Graux, Nadège Edouard, Pauline Buysse, Valérie Viaud, and Albrecht Neftel
Biogeosciences, 22, 6669–6693, https://doi.org/10.5194/bg-22-6669-2025,https://doi.org/10.5194/bg-22-6669-2025, 2025
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10 Nov 2025
Fire activity in the northern Arctic tundra now exceeds late Holocene levels, driven by increasing dryness and shrub expansion
Angelica Feurdean, Randy Fulweber, Andrei-Cosmin Diaconu, Graeme T. Swindles, and Mariusz Gałka
Biogeosciences, 22, 6651–6667, https://doi.org/10.5194/bg-22-6651-2025,https://doi.org/10.5194/bg-22-6651-2025, 2025
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10 Nov 2025
Assessing forest properties with data-driven vegetation indices: insights from 900,000 forest stands
Samuel Matthias Fischer, Rico Fischer, and Andreas Huth
EGUsphere, https://doi.org/10.5194/egusphere-2025-5198,https://doi.org/10.5194/egusphere-2025-5198, 2025
Preprint under review for BG (discussion: open, 0 comments)
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10 Nov 2025
Organic Alkalinity modulates pH from the Sea-Surface Microlayer during a mesocosm study
Edgar Fernando Cortés-Espinoza, Alisa Wüst, Ander Lopéz-Puertas, Oliver Wurl, José Martín Hernández-Ayón, Hannelore Waska, and Mariana Ribas-Ribas
EGUsphere, https://doi.org/10.5194/egusphere-2025-5265,https://doi.org/10.5194/egusphere-2025-5265, 2025
Preprint under review for BG (discussion: open, 0 comments)
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07 Nov 2025
Rising atmospheric CO2 concentrations: the overlooked factor promoting SW Iberian Forest development across the LGM and the last deglaciation?
Sandra Domingues Gomes, William Fletcher, Abi Stone, Teresa Rodrigues, Andreia Rebotim, Dulce Oliveira, Maria Sánchez Goñi, Fátima Abrantes, and Filipa Naughton
Biogeosciences, 22, 6631–6650, https://doi.org/10.5194/bg-22-6631-2025,https://doi.org/10.5194/bg-22-6631-2025, 2025
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07 Nov 2025
Marine heatwaves deeply alter marine food web structure and function
Vianney Guibourd de Luzinais, William W. L. Cheung, and Didier Gascuel
Biogeosciences, 22, 6583–6606, https://doi.org/10.5194/bg-22-6583-2025,https://doi.org/10.5194/bg-22-6583-2025, 2025
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07 Nov 2025
Colored dissolved organic matter (CDOM) alters the seasonal physics and biogeochemistry of the Arctic Mackenzie River plume
Clément Bertin, Vincent Le Fouest, Dustin Carroll, Stephanie Dutkiewicz, Dimitris Menemenlis, Atsushi Matsuoka, Manfredi Manizza, and Charles E. Miller
Biogeosciences, 22, 6607–6629, https://doi.org/10.5194/bg-22-6607-2025,https://doi.org/10.5194/bg-22-6607-2025, 2025
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07 Nov 2025
Ideas and perspectives: Mineralizing Fluid Control on Minor Elements in Biogenic CaCO3: Insights from Otoliths
Athina Kekelou, Gerald Langer, and Patrizia Ziveri
EGUsphere, https://doi.org/10.5194/egusphere-2025-5251,https://doi.org/10.5194/egusphere-2025-5251, 2025
Preprint under review for BG (discussion: open, 0 comments)
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07 Nov 2025
Bioreactivity of dissolved organic carbon in ponds of the ice-wedge polygonal tundra
Thomas Pacoureau, Milla Rautio, and Isabelle Laurion
EGUsphere, https://doi.org/10.5194/egusphere-2025-5257,https://doi.org/10.5194/egusphere-2025-5257, 2025
Preprint under review for BG (discussion: open, 0 comments)
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07 Nov 2025
Wind-induced collapse of the biopolymeric surface microlayer induces sudden changes in sea surface roughness
Anja Engel, Gernot Friedrichs, Kerstin Krall, and Bernd Jähne
EGUsphere, https://doi.org/10.5194/egusphere-2025-5375,https://doi.org/10.5194/egusphere-2025-5375, 2025
Preprint under review for BG (discussion: open, 0 comments)
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06 Nov 2025
Very-high resolution aerial imagery and deep learning uncover the fine-scale patterns of elevational treelines
Erik Carrieri, Donato Morresi, Fabio Meloni, Nicolò Anselmetto, Emanuele Lingua, Raffaella Marzano, Carlo Urbinati, Alessandro Vitali, and Matteo Garbarino
Biogeosciences, 22, 6393–6409, https://doi.org/10.5194/bg-22-6393-2025,https://doi.org/10.5194/bg-22-6393-2025, 2025
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06 Nov 2025
| Highlight paper
Automated mask generation in citizen science smartphone photos and their value for mapping plant species in drone imagery
Salim Soltani, Lauren E. Gillespie, Moises Exposito-Alonso, Olga Ferlian, Nico Eisenhauer, Hannes Feilhauer, and Teja Kattenborn
Biogeosciences, 22, 6545–6561, https://doi.org/10.5194/bg-22-6545-2025,https://doi.org/10.5194/bg-22-6545-2025, 2025
Short summary Co-editor-in-chief
06 Nov 2025
Tracing the contribution of dust origins on deposition and phytoplankton carbon uptake in global oceans
Yaxin Liu, Yunting Xiao, Lehui Cui, Qinghao Guo, Yiyang Sun, Pingqing Fu, Cong-Qiang Liu, and Jialei Zhu
Biogeosciences, 22, 6445–6464, https://doi.org/10.5194/bg-22-6445-2025,https://doi.org/10.5194/bg-22-6445-2025, 2025
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06 Nov 2025
Breathing storms: Enhanced ecosystem respiration during storms in a heterotrophic headwater stream
Carolina Jativa, Anna Lupon, Emma Lannergård, José L. J. Ledesma, Gerard Rocher-Ros, Xavier Peñarroya, and Susana Bernal
Biogeosciences, 22, 6411–6425, https://doi.org/10.5194/bg-22-6411-2025,https://doi.org/10.5194/bg-22-6411-2025, 2025
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06 Nov 2025
| Highlight paper
Reviews and syntheses: Best practices for the application of marine GDGTs as proxy for paleotemperatures: sampling, processing, analyses, interpretation, and archiving protocols
Peter K. Bijl, Kasia K. Śliwińska, Bella Duncan, Arnaud Huguet, Sebastian Naeher, Ronnakrit Rattanasriampaipong, Claudia Sosa-Montes de Oca, Alexandra Auderset, Melissa A. Berke, Bum Soo Kim, Nina Davtian, Tom Dunkley Jones, Desmond D. Eefting, Felix J. Elling, Pierrick Fenies, Gordon N. Inglis, Lauren O'Connor, Richard D. Pancost, Francien Peterse, Addison Rice, Appy Sluijs, Devika Varma, Wenjie Xiao, and Yi Ge Zhang
Biogeosciences, 22, 6465–6508, https://doi.org/10.5194/bg-22-6465-2025,https://doi.org/10.5194/bg-22-6465-2025, 2025
Short summary Co-editor-in-chief
06 Nov 2025
Bacteriohopanepolyols track past environmental transitions in the Black Sea
Anna Cutmore, Nora Richter, Nicole Bale, Stefan Schouten, and Darci Rush
Biogeosciences, 22, 6563–6581, https://doi.org/10.5194/bg-22-6563-2025,https://doi.org/10.5194/bg-22-6563-2025, 2025
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06 Nov 2025
Identifying alpine treeline species using high-resolution WorldView-3 multispectral imagery and convolutional neural networks
Laurel A. Sindewald, Ryan Lagerquist, Matthew D. Cross, Theodore A. Scambos, Peter J. Anthamatten, and Diana F. Tomback
Biogeosciences, 22, 6509–6543, https://doi.org/10.5194/bg-22-6509-2025,https://doi.org/10.5194/bg-22-6509-2025, 2025
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06 Nov 2025
Unpacking climate effects on boreal tree growth: an analysis of tree-ring widths across temperature and soil moisture gradients
Andreas Lundgren, Joachim Strengbom, Johannes Edvardsson, and Gustaf Granath
Biogeosciences, 22, 6427–6443, https://doi.org/10.5194/bg-22-6427-2025,https://doi.org/10.5194/bg-22-6427-2025, 2025
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05 Nov 2025
Plant community composition explains spatial variation in year-round methane fluxes in a boreal rich fen
Eeva Järvi-Laturi, Teemu Tahvanainen, Eero Koskinen, Efrén López-Blanco, Juho Lämsä, Hannu Marttila, Mikhail Mastepanov, Riku Paavola, Maria Väisänen, and Torben R. Christensen
Biogeosciences, 22, 6343–6367, https://doi.org/10.5194/bg-22-6343-2025,https://doi.org/10.5194/bg-22-6343-2025, 2025
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05 Nov 2025
Hot spots, hot moments, and spatiotemporal drivers of soil CO2 flux in temperate peatlands using UAV remote sensing
Yanfei Li, Maud Henrion, Angus Moore, Sébastien Lambot, Sophie Opfergelt, Veerle Vanacker, François Jonard, and Kristof Van Oost
Biogeosciences, 22, 6369–6392, https://doi.org/10.5194/bg-22-6369-2025,https://doi.org/10.5194/bg-22-6369-2025, 2025
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05 Nov 2025
Technical note: New insights into stomatal oxygen transport viewed as a multicomponent diffusion process
Jordi Vilà-Guerau de Arellano, Roderick Dewar, Kim A. P. Faassen, Teemu Hölttä, Remco de Kok, Ingrid T. Luijkx, and Timo Vesala
Biogeosciences, 22, 6327–6341, https://doi.org/10.5194/bg-22-6327-2025,https://doi.org/10.5194/bg-22-6327-2025, 2025
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04 Nov 2025
Distribution and fluxes of marine particles in the South China Sea continental slope: implications for carbon export
Shujin Guo, Mingliang Zhu, Wenlong Xu, Shan Zheng, Sumei Liu, Ying Wu, Juan Du, Chenhao Zhao, and Xiaoxia Sun
Biogeosciences, 22, 6309–6326, https://doi.org/10.5194/bg-22-6309-2025,https://doi.org/10.5194/bg-22-6309-2025, 2025
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03 Nov 2025
Temperature-driven vapor pressure deficit structures forest bryophyte communities across the landscape
Anna Růžičková, Matěj Man, Martin Macek, Jan Wild, and Martin Kopecký
Biogeosciences, 22, 6291–6307, https://doi.org/10.5194/bg-22-6291-2025,https://doi.org/10.5194/bg-22-6291-2025, 2025
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30 Oct 2025
Intertidal regions regulate seasonal coastal carbonate system dynamics in the East Frisian Wadden Sea
Julia Meyer, Yoana G. Voynova, Bryce Van Dam, Lara Luitjens, Dagmar Daehne, and Helmuth Thomas
Biogeosciences, 22, 6255–6273, https://doi.org/10.5194/bg-22-6255-2025,https://doi.org/10.5194/bg-22-6255-2025, 2025
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30 Oct 2025
Technical note: assessing pretreatment approaches for serial pyrolysis-oxidation analysis of sedimentary organic carbon
Songfan He, Huiyuan Yang, and Xingqian Cui
Biogeosciences, 22, 6243–6253, https://doi.org/10.5194/bg-22-6243-2025,https://doi.org/10.5194/bg-22-6243-2025, 2025
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30 Oct 2025
On-site microbiome study of silica structures in a subterranean Mars analog environment
Martina Cappelletti, Giacomo Broglia, Andrea Firrincieli, Ettore Lopo, Alice Checcucci, Daniele Ghezzi, Federico Pisani, Freddy Vergara, Bruno Casarotto, and Francesco Sauro
Biogeosciences, 22, 6275–6289, https://doi.org/10.5194/bg-22-6275-2025,https://doi.org/10.5194/bg-22-6275-2025, 2025
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30 Oct 2025
Respiration rates of marine prokaryotes and implications for the in vivo INT method
Isabel Seguro, Kevin Vikström, Jonathan D. Todd, Stephen J. Giovannoni, E. Elena García-Martín, Robert Utting, and Carol Robinson
Biogeosciences, 22, 6225–6242, https://doi.org/10.5194/bg-22-6225-2025,https://doi.org/10.5194/bg-22-6225-2025, 2025
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29 Oct 2025
Subsurface CO2 dynamics in a temperate karst system reveal complex seasonal and spatial variations
Sarah Ann Rowan, Marc Luetscher, Thomas Laemmel, Anna Harrison, Sönke Szidat, and Franziska A. Lechleitner
Biogeosciences, 22, 6173–6203, https://doi.org/10.5194/bg-22-6173-2025,https://doi.org/10.5194/bg-22-6173-2025, 2025
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29 Oct 2025
Modelling impacts of ozone on gross primary production across European forest ecosystems using JULES
Inês Vieira, Félicien Meunier, Maria Carolina Duran Rojas, Stephen Sitch, Flossie Brown, Giacomo Gerosa, Silvano Fares, Pascal Boeckx, Marijn Bauters, and Hans Verbeeck
Biogeosciences, 22, 6205–6223, https://doi.org/10.5194/bg-22-6205-2025,https://doi.org/10.5194/bg-22-6205-2025, 2025
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29 Oct 2025
Direct Estimation of Wildfire Emissions at High Latitudes from Combined Polar Orbiter FRP and Sentinel-5P CO Data
William Michael Maslanka, Martin John Wooster, Zixia Liu, and Jiangping He
EGUsphere, https://doi.org/10.5194/egusphere-2025-4486,https://doi.org/10.5194/egusphere-2025-4486, 2025
Preprint under review for BG (discussion: open, 0 comments)
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29 Oct 2025
Denitrification as the predominant process in nitrous oxide production in the water column of two eutrophic reservoirs
Elizabeth Leon-Palmero, Claudia Frey, Bess B. Ward, Rafael Morales-Baquero, and Isabel Reche
EGUsphere, https://doi.org/10.5194/egusphere-2025-5003,https://doi.org/10.5194/egusphere-2025-5003, 2025
Preprint under review for BG (discussion: open, 0 comments)
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28 Oct 2025
Savanna ecosystem structure and productivity along a rainfall gradient: the role of competition and stress tolerance mediated by plant functional traits
Prashant Paudel, Stefan Olin, Mark Tjoelker, Mikael Pontarp, Daniel Metcalfe, and Benjamin Smith
Biogeosciences, 22, 6153–6171, https://doi.org/10.5194/bg-22-6153-2025,https://doi.org/10.5194/bg-22-6153-2025, 2025
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28 Oct 2025
Soil signals of key mechanisms driving greater protection of organic carbon under aspen compared to spruce forests in a North American montane ecosystem
Lena Wang, Sharon A. Billings, Li Li, Daniel R. Hirmas, Keira Johnson, Devon Kerins, Julio Pachon, Curtis Beutler, Karla M. Jarecke, Vaishnavi Varikuti, Micah Unruh, Hoori Ajami, Holly Barnard, Alejandro N. Flores, Kenneth Williams, and Pamela L. Sullivan
Biogeosciences, 22, 6097–6117, https://doi.org/10.5194/bg-22-6097-2025,https://doi.org/10.5194/bg-22-6097-2025, 2025
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28 Oct 2025
Water column respiration in the Yakima River basin is explained by temperature, nutrients, and suspended solids
Maggi M. Laan, Stephanie G. Fulton, Vanessa A. Garayburu-Caruso, Morgan E. Barnes, Mikayla A. Borton, Xingyuan Chen, Yuliya Farris, Brieanne Forbes, Amy E. Goldman, Samantha Grieger, Robert O. Hall Jr., Matthew H. Kaufman, Xinming Lin, Erin L. M. Zionce, Sophia A. McKever, Allison Myers-Pigg, Opal Otenburg, Aaron C. Pelly, Huiying Ren, Lupita Renteria, Timothy D. Scheibe, Kyongho Son, Jerry Tagestad, Joshua M. Torgeson, and James C. Stegen
Biogeosciences, 22, 6137–6152, https://doi.org/10.5194/bg-22-6137-2025,https://doi.org/10.5194/bg-22-6137-2025, 2025
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28 Oct 2025
Early Permian longitudinal position of the South China Block from brachiopod paleobiogeography
Robert J. Marks, Nicolas Flament, Sangmin Lee, and G. R. Shi
Biogeosciences, 22, 6119–6135, https://doi.org/10.5194/bg-22-6119-2025,https://doi.org/10.5194/bg-22-6119-2025, 2025
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28 Oct 2025
Exploring Silicon Isotope Fractionation by Silicoflagellates: Results from a KOSMOS Experiment off Peru
Patricia Grasse, Kristin Doering, Allanah J. Paul, Avy Bernales, Sonia Sanchez Ramirez, Elisabeth von der Esch, Michelle Graco, Tim Boxhammer, Lennart T. Bach, Ulf Riebesell, and Martin Frank
EGUsphere, https://doi.org/10.5194/egusphere-2025-5079,https://doi.org/10.5194/egusphere-2025-5079, 2025
Preprint under review for BG (discussion: open, 0 comments)
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28 Oct 2025
Relative uptake of carbonyl sulphide to CO2: 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
EGUsphere, https://doi.org/10.5194/egusphere-2025-4714,https://doi.org/10.5194/egusphere-2025-4714, 2025
Preprint under review for BG (discussion: open, 0 comments)
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27 Oct 2025
A cross-site comparison of ecosystem- and plot-scale methane fluxes from wetlands and uplands
Tiia Määttä, Ankur Desai, Masahito Ueyama, Rodrigo Vargas, Eric J. Ward, Zhen Zhang, Gil Bohrer, Kyle Delwiche, Etienne Fluet-Chouinard, Järvi Järveoja, Sara Knox, Lulie Melling, Mats B. Nilsson, Matthias Peichl, Angela Che Ing Tang, Eeva-Stiina Tuittila, Jinsong Wang, Sheel Bansal, Sarah Feron, Manuel Helbig, Aino Korrensalo, Ken W. Krauss, Gavin McNicol, Shuli Niu, Zutao Ouyang, Kathleen Savage, Oliver Sonnentag, Robert Jackson, and Avni Malhotra
EGUsphere, https://doi.org/10.5194/egusphere-2025-5023,https://doi.org/10.5194/egusphere-2025-5023, 2025
Preprint under review for BG (discussion: open, 0 comments)
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