Biogeosciences
Biogeosciences
BG
The following lists the recent preprints posted on EGUsphere with BG-related topics, the recent preprints posted in BG’s discussion forum, as well as final revised papers published recently in BG.
03 Apr 2025
Early Permian longitudinal position of the South China Block from brachiopod paleobiogeography
Robert James Marks, Nicolas Flament, Sangmin Lee, and Guang R. Shi
EGUsphere, https://doi.org/10.5194/egusphere-2025-1018,https://doi.org/10.5194/egusphere-2025-1018, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
03 Apr 2025
Ecosystem-scale greenhouse gas fluxes from actively extracted peatlands: water table depth drives interannual variability
Miranda Louise Hunter, Ian Strachan, Paul Moore, Sara Knox, and Maria Strack
EGUsphere, https://doi.org/10.5194/egusphere-2025-1111,https://doi.org/10.5194/egusphere-2025-1111, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
02 Apr 2025
Multi-Source Remote Sensing for large-scale biomass estimation in mediterranean olive orchards using GEDI LiDAR and Machine Learning
Francisco Contreras, María Luz Cayuela, Miguel Ángel Sánchez-Monedero, and Pedro Pérez-Cutillas
EGUsphere, https://doi.org/10.5194/egusphere-2025-917,https://doi.org/10.5194/egusphere-2025-917, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
02 Apr 2025
Modeling 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
EGUsphere, https://doi.org/10.5194/egusphere-2025-1375,https://doi.org/10.5194/egusphere-2025-1375, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
01 Apr 2025
Exploring microscale heterogeneity as a driver of biogeochemical transformations and gas transport in peat
Lukas Kohl, Petri Kiuru, Marjo Palviainen, Maarit Raivonen, Markku Koskinen, Mari Pihlatie, and Annamari Laurén
Biogeosciences, 22, 1711–1727, https://doi.org/10.5194/bg-22-1711-2025,https://doi.org/10.5194/bg-22-1711-2025, 2025
Short summary
01 Apr 2025
Surface CO2 gradients challenge conventional CO2 emission quantification in lentic water bodies under calm conditions
Patrick Aurich, Uwe Spank, and Matthias Koschorreck
Biogeosciences, 22, 1697–1709, https://doi.org/10.5194/bg-22-1697-2025,https://doi.org/10.5194/bg-22-1697-2025, 2025
Short summary
31 Mar 2025
Stable iron isotope signals indicate a “pseudo-abiotic” process driving deep iron release in methanic sediments
Susann Henkel, Bo Liu, Michael Staubwasser, Simone A. Kasemann, Anette Meixner, David A. Aromokeye, Michael W. Friedrich, and Sabine Kasten
Biogeosciences, 22, 1673–1696, https://doi.org/10.5194/bg-22-1673-2025,https://doi.org/10.5194/bg-22-1673-2025, 2025
Short summary
31 Mar 2025
Bacterial community composition changes independently of soil edaphic parameters with permafrost disturbance
Patrick Neuberger, Alireza Saidi-Mehrabad, Duane Froese, and Brian Lanoil
EGUsphere, https://doi.org/10.5194/egusphere-2025-224,https://doi.org/10.5194/egusphere-2025-224, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Mar 2025
Temporal dynamics and environmental controls of carbon dioxide and methane fluxes measured by the eddy covariance method over a boreal river
Aki Vähä, Timo Vesala, Sofya Guseva, Anders Lindroth, Andreas Lorke, Sally MacIntyre, and Ivan Mammarella
Biogeosciences, 22, 1651–1671, https://doi.org/10.5194/bg-22-1651-2025,https://doi.org/10.5194/bg-22-1651-2025, 2025
Short summary
28 Mar 2025
| BG Letters
| Highlight paper
Composite model-based estimate of the ocean carbon sink from 1959 to 2022
Jens Terhaar
Biogeosciences, 22, 1631–1649, https://doi.org/10.5194/bg-22-1631-2025,https://doi.org/10.5194/bg-22-1631-2025, 2025
Short summary Co-editor-in-chief
28 Mar 2025
Triple oxygen isotope evidence for the pathway of nitrous oxide production in a forested soil with increased emission on rainy days
Weitian Ding, Urumu Tsunogai, Tianzheng Huang, Takashi Sambuichi, Wenhua Ruan, Masanori Ito, Hao Xu, Yongwon Kim, and Fumiko Nakagawa
External preprint server, https://doi.org/10.21203/rs.3.rs-4264720/v2,https://doi.org/10.21203/rs.3.rs-4264720/v2, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Mar 2025
Archaeal lipostratigraphy of the Scotian Slope shallow sediments, Atlantic Canada
Narges Ahangarian, Unyime Umoh, Natasha MacAdam, Adam MacDonald, Patricia Granados, Jeremy N. Bentley, Elish Redshaw, Martin G. Fowler, Venus Baghalabadi, and G. Todd Ventura
EGUsphere, https://doi.org/10.5194/egusphere-2025-1228,https://doi.org/10.5194/egusphere-2025-1228, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Mar 2025
Altitudinal distribution of soil organic and inorganic carbon in a dry alpine rangeland of northern Qinghai-Tibetan Plateau
Qinglin Liu, Ailin Zhang, Xiangyi Li, Jinfei Yin, Yuxue Zhang, Osbert Jianxin Sun, and Yong Jiang
EGUsphere, https://doi.org/10.5194/egusphere-2025-1269,https://doi.org/10.5194/egusphere-2025-1269, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
28 Mar 2025
A normalised framework for the Zero Emissions Commitment
Richard G. Williams, Philip Goodwin, Paulo Ceppi, Chris D. Jones, and Andrew MacDougall
EGUsphere, https://doi.org/10.5194/egusphere-2025-800,https://doi.org/10.5194/egusphere-2025-800, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
27 Mar 2025
Biological response of eelgrass epifauna, Taylor's Sea hare (Phyllaplysia taylori) and eelgrass isopod (Idotea resecata), to elevated ocean alkalinity
Kristin Jones, Lenaïg G. Hemery, Nicholas D. Ward, Peter J. Regier, Mallory C. Ringham, and Matthew D. Eisaman
Biogeosciences, 22, 1615–1630, https://doi.org/10.5194/bg-22-1615-2025,https://doi.org/10.5194/bg-22-1615-2025, 2025
Short summary
27 Mar 2025
Precipitation–fire functional interactions control biomass stocks and carbon exchanges across the world's largest savanna
Mathew Williams, David T. Milodowski, T. Luke Smallman, Kyle G. Dexter, Gabi C. Hegerl, Iain M. McNicol, Michael O'Sullivan, Carla M. Roesch, Casey M. Ryan, Stephen Sitch, and Aude Valade
Biogeosciences, 22, 1597–1614, https://doi.org/10.5194/bg-22-1597-2025,https://doi.org/10.5194/bg-22-1597-2025, 2025
Short summary
27 Mar 2025
Mature riparian alder forest acts as a strong and consistent carbon sink
Alisa Krasnova, Kaido Soosaar, Svyatoslav Rogozin, Dmitrii Krasnov, and Ülo Mander
EGUsphere, https://doi.org/10.5194/egusphere-2025-1280,https://doi.org/10.5194/egusphere-2025-1280, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
26 Mar 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
EGUsphere, https://doi.org/10.5194/egusphere-2025-1253,https://doi.org/10.5194/egusphere-2025-1253, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
26 Mar 2025
Northern North Atlantic climate variability controls on ocean carbon sinks in EC-Earth3-CC
Anna Pedersen, Carolin R. Löscher, and Steffen M. Olsen
EGUsphere, https://doi.org/10.5194/egusphere-2025-1218,https://doi.org/10.5194/egusphere-2025-1218, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
25 Mar 2025
Water usage of old-growth oak at elevated CO2 in the FACE (Free-Air CO2 Enrichment) of climate change
Susan E. Quick, Giulio Curioni, Nicholas J. Harper, Stefan Krause, and A. Robert MacKenzie
Biogeosciences, 22, 1557–1581, https://doi.org/10.5194/bg-22-1557-2025,https://doi.org/10.5194/bg-22-1557-2025, 2025
Short summary
25 Mar 2025
Elephant megacarcasses increase local nutrient pools in African savanna soils and plants
Courtney G. Reed, Michelle L. Budny, Johan T. du Toit, Ryan Helcoski, Joshua P. Schimel, Izak P. J. Smit, Tercia Strydom, Aimee Tallian, Dave I. Thompson, Helga van Coller, Nathan P. Lemoine, and Deron E. Burkepile
Biogeosciences, 22, 1583–1596, https://doi.org/10.5194/bg-22-1583-2025,https://doi.org/10.5194/bg-22-1583-2025, 2025
Short summary
25 Mar 2025
Impacts of recent eutrophication and deoxygenation on the sediment biogeochemistry in the Sea of Marmara
İsmail Akçay, Süleyman Tuğrul, Hasan Örek, Devrim Tezcan, Koray Özhan, Barış Salihoğlu, and Mustafa Yücel
EGUsphere, https://doi.org/10.5194/egusphere-2025-1255,https://doi.org/10.5194/egusphere-2025-1255, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
25 Mar 2025
Ideas and perspectives: Tipping into the unknown—the global consequences of biogeochemical system collapse 
Salvador Sánchez-Carrillo, Felipe García-Oliva, Javier Alcocer, Rocío Alcántara-Hernández, Martín Merino-Ibarra, and David G. Angeler
EGUsphere, https://doi.org/10.5194/egusphere-2025-1153,https://doi.org/10.5194/egusphere-2025-1153, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
24 Mar 2025
Dissolved organic matter fosters core mercury-methylating microbiomes for methylmercury production in paddy soils
Qiang Pu, Bo Meng, Jen-How Huang, Kun Zhang, Jiang Liu, Yurong Liu, Mahmoud A. Abdelhafiz, and Xinbin Feng
Biogeosciences, 22, 1543–1556, https://doi.org/10.5194/bg-22-1543-2025,https://doi.org/10.5194/bg-22-1543-2025, 2025
Short summary
21 Mar 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
EGUsphere, https://doi.org/10.5194/egusphere-2025-1109,https://doi.org/10.5194/egusphere-2025-1109, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Mar 2025
Constraining 2010–2020 Amazonian carbon flux estimates with satellite solar-induced fluorescence (SIF)
Archana Dayalu, Marikate Mountain, Bharat Rastogi, John B. Miller, and Luciana Gatti
Biogeosciences, 22, 1509–1528, https://doi.org/10.5194/bg-22-1509-2025,https://doi.org/10.5194/bg-22-1509-2025, 2025
Short summary
20 Mar 2025
Spatiotemporal variability of CO2, N2O and CH4 fluxes from a semi-deciduous tropical forest soil in the Congo Basin
Roxanne Daelman, Marijn Bauters, Matti Barthel, Emmanuel Bulonza, Lodewijk Lefevre, José Mbifo, Johan Six, Klaus Butterbach-Bahl, Benjamin Wolf, Ralf Kiese, and Pascal Boeckx
Biogeosciences, 22, 1529–1542, https://doi.org/10.5194/bg-22-1529-2025,https://doi.org/10.5194/bg-22-1529-2025, 2025
Short summary
20 Mar 2025
Comparative analysis of nutrient concentrations in generalist and specialist tree species on clay and sandy soils in the Central Amazon
Sarah Camelo da Silva, Bárbara Bomfim, Jeffrey Quintin Chambers, Regison Costa de Oliveira, Cacilda Adélia Sampaio de Souza, Marcelo Nunes Vilas-Boas, Adriano José Nogueira Lima, Niro Higuchi, and Bruno Oliva Gimenez
EGUsphere, https://doi.org/10.5194/egusphere-2025-391,https://doi.org/10.5194/egusphere-2025-391, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
20 Mar 2025
Machine learning for estimating phytoplankton size structure from satellite ocean color imagery in optically complex Pacific Arctic waters
Hisatomo Waga, Amane Fujiwara, Wesley J. Moses, Steven G. Ackleson, Daniel Koestner, Maria Tzortziou, Kyle Turner, Alana Menendez, Toru Hirawake, Koji Suzuki, and Sei-Ichi Saitoh
External preprint server, https://doi.org/10.2139/ssrn.4967119,https://doi.org/10.2139/ssrn.4967119, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Mar 2025
Organic soil carbon balance in drained and undrained hemiboreal forests
Aldis Butlers, Raija Laiho, Andis Lazdiņš, Thomas Schindler, Kaido Soosaar, Jyrki Jauhiainen, Arta Bārdule, Muhammad Kamil-Sardar, Ieva Līcīte, Valters Samariks, Andreas Haberl, Hanna Vahter, Dovilė Čiuldienė, Jani Anttila, and Kęstutis Armolaitis
EGUsphere, https://doi.org/10.5194/egusphere-2025-1032,https://doi.org/10.5194/egusphere-2025-1032, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Mar 2025
Geographic patterns of upward shifts in treeline vegetation across western North America, 1984–2017
Joanna L. Corimanya, Daniel Jiménez-García, Xingong Li, and A. Townsend Peterson
EGUsphere, https://doi.org/10.5194/egusphere-2025-1203,https://doi.org/10.5194/egusphere-2025-1203, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
20 Mar 2025
Strong relation between atmospheric CO2 growth rate and terrestrial water storage in tropical forests on interannual timescales
Samantha Petch, Liang Feng, Paul Palmer, Robert P. King, Tristan Quaife, and Keith Haines
External preprint server, https://doi.org/10.22541/essoar.173343481.12875858/v1,https://doi.org/10.22541/essoar.173343481.12875858/v1, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
19 Mar 2025
Phytoplankton community structure in relation to iron and macronutrient fluxes from subsurface waters in the western North Pacific during summer
Huailin Deng, Koji Suzuki, Ichiro Yasuda, Hiroshi Ogawa, and Jun Nishioka
Biogeosciences, 22, 1495–1508, https://doi.org/10.5194/bg-22-1495-2025,https://doi.org/10.5194/bg-22-1495-2025, 2025
Short summary
19 Mar 2025
Carbon soil stock change in an intensive crop field near Paris reveals significant carbon losses
Benjamin Loubet, Nicolas P. Saby, Maryam Gebleh, Pauline Buysse, Jean-Philippe Chenu, Céline Ratie, Claudy Jolivet, Carmen Kalalian, Florent Levavasseur, Jose-Luis Munera-Echeverri, Sebastien Lafont, Denis Loustau, Dario Papale, Giacomo Nicolini, Bruna Winck, and Dominique Arrouays
EGUsphere, https://doi.org/10.5194/egusphere-2025-592,https://doi.org/10.5194/egusphere-2025-592, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
18 Mar 2025
Nitrogen concentrations in boreal and temperate tree tissues vary with tree age/size, growth rate, and climate
Martin Thurner, Kailiang Yu, Stefano Manzoni, Anatoly Prokushkin, Melanie A. Thurner, Zhiqiang Wang, and Thomas Hickler
Biogeosciences, 22, 1475–1493, https://doi.org/10.5194/bg-22-1475-2025,https://doi.org/10.5194/bg-22-1475-2025, 2025
Short summary
18 Mar 2025
Influence of Carbon Source and Iron Oxide Minerals on Methane Production and Magnetic Mineral Formation in Salt Marsh Sediments
Kaleigh R. Block, Amy Arbetman, Sarah P. Slotznick, Thomas E. Hanson, George W. Luther III, and Sunita R. Shah Walter
EGUsphere, https://doi.org/10.5194/egusphere-2025-822,https://doi.org/10.5194/egusphere-2025-822, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
18 Mar 2025
Variability in oxygen isotopic fractionation of enzymatic O2 consumption
Carolina F.M. de Carvalho, Moritz F. Lehmann, and Sarah G. Pati
EGUsphere, https://doi.org/10.5194/egusphere-2025-1193,https://doi.org/10.5194/egusphere-2025-1193, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
17 Mar 2025
Consistency of global carbon budget between concentration- and emission-driven historical experiments simulated by CMIP6 Earth system models and suggestions for improved simulation of CO2 concentration
Tomohiro Hajima, Michio Kawamiya, Akihiko Ito, Kaoru Tachiiri, Chris D. Jones, Vivek Arora, Victor Brovkin, Roland Séférian, Spencer Liddicoat, Pierre Friedlingstein, and Elena Shevliakova
Biogeosciences, 22, 1447–1473, https://doi.org/10.5194/bg-22-1447-2025,https://doi.org/10.5194/bg-22-1447-2025, 2025
Short summary
17 Mar 2025
A microbially driven and depth-explicit soil organic carbon model constrained by carbon isotopes to reduce parameter equifinality
Marijn Van de Broek, Gerard Govers, Marion Schrumpf, and Johan Six
Biogeosciences, 22, 1427–1446, https://doi.org/10.5194/bg-22-1427-2025,https://doi.org/10.5194/bg-22-1427-2025, 2025
Short summary
17 Mar 2025
Surface area and Ω-aragonite oversaturation as controls of the runaway precipitation process in ocean alkalinity enhancement
Niels Suitner, Jens Hartmann, Selene Varliero, Giulia Faucher, Philipp Suessle, and Charly A. Moras
EGUsphere, https://doi.org/10.5194/egusphere-2025-381,https://doi.org/10.5194/egusphere-2025-381, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Mar 2025
Mineral Formation during Shipboard Ocean Alkalinity Enhancement Experiments in the North Atlantic
Mohammed Hashim, Lukas Marx, Frieder Klein, Chloe Dean, Emily Burdige, Matthew Hayden, Daniel McCorkle, and Adam Subhas
EGUsphere, https://doi.org/10.5194/egusphere-2025-988,https://doi.org/10.5194/egusphere-2025-988, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Mar 2025
Seasonality of the North Pacific Ocean Desert area in the past two decades and a modelling perspective for the 21st century
Siyu Meng, Xun Gong, Benjamin Webber, Manoj Joshi, Xiaokun Ding, Xiang Gong, Mingliang Gu, and Huiwang Gao
EGUsphere, https://doi.org/10.5194/egusphere-2025-13,https://doi.org/10.5194/egusphere-2025-13, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Mar 2025
On the Challenges of Retrieving Phytoplankton Properties from Remote-Sensing Observations
J. Xavier Prochaska and Robert J. Frouin
EGUsphere, https://doi.org/10.5194/egusphere-2025-927,https://doi.org/10.5194/egusphere-2025-927, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Mar 2025
How does nitrogen control soil organic matter turnover and composition? – Theory and model
Chun Chung Yeung, Harald Bugmann, Frank Hagedorn, Margaux Moreno Duborgel, and Olalla Díaz-Yáñez
EGUsphere, https://doi.org/10.5194/egusphere-2025-1022,https://doi.org/10.5194/egusphere-2025-1022, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Mar 2025
20th-century ecological disasters in central European monoculture pine plantations led to critical transitions in peatlands
Mariusz Bąk, Mariusz Lamentowicz, Piotr Kołaczek, Daria Wochal, Michał Jakubowicz, Luke Andrews, and Katarzyna Marcisz
EGUsphere, https://doi.org/10.5194/egusphere-2025-1008,https://doi.org/10.5194/egusphere-2025-1008, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
14 Mar 2025
The incubation history of soil samples strongly affects the occlusion of particulate organic matter
Frederick Büks, Sabine Dumke, and Julia König
EGUsphere, https://doi.org/10.5194/egusphere-2025-771,https://doi.org/10.5194/egusphere-2025-771, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
14 Mar 2025
A niche for diverse cable bacteria in continental margin sediments overlain by oxygen-deficient waters
Caroline P. Slomp, Martijn Hermans, Niels A. G. M. van Helmond, Silke Severmann, James McManus, Marit R. van Erk, and Sairah Malkin
EGUsphere, https://doi.org/10.5194/egusphere-2025-817,https://doi.org/10.5194/egusphere-2025-817, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
13 Mar 2025
Selecting allometric equations to estimate forest biomass from plot- rather than individual-level predictive performance
Nicolas Picard, Noël Fonton, Faustin Boyemba Bosela, Adeline Fayolle, Joël Loumeto, Gabriel Ngua Ayecaba, Bonaventure Sonké, Olga Diane Yongo Bombo, Hervé Martial Maïdou, and Alfred Ngomanda
Biogeosciences, 22, 1413–1426, https://doi.org/10.5194/bg-22-1413-2025,https://doi.org/10.5194/bg-22-1413-2025, 2025
Short summary
13 Mar 2025
Assessing terrestrial carbon fluxes and stocks in South America and its major biomes using CMIP6 Earth System Models
Marcos B. Sanches, Manoel Cardoso, Celso von Randow, Chris Jones, and Mathew Williams
EGUsphere, https://doi.org/10.5194/egusphere-2025-942,https://doi.org/10.5194/egusphere-2025-942, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
13 Mar 2025
Terrestrial browning from Colored Dissolved Organic Matter (CDOM) changes the seasonal phenology of the coastal Arctic carbon cycle
Clement Bertin, Vincent Le Fouest, Dustin Carroll, Stephanie Dutkiewicz, Dimitris Menemenlis, Atsushi Matsuoka, Manfredi Manizza, and Charles E. Miller
EGUsphere, https://doi.org/10.5194/egusphere-2025-973,https://doi.org/10.5194/egusphere-2025-973, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
13 Mar 2025
Tree Growth and Water-Use Efficiency at the Himalayan Fir Treeline and lower altitudes: Roles of Climate Warming and CO2 Fertilization
Xing Pu and Lixin Lyu
EGUsphere, https://doi.org/10.5194/egusphere-2025-952,https://doi.org/10.5194/egusphere-2025-952, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
13 Mar 2025
Phytoplankton community succession and biogeochemistry in a bloom simulation experiment at an estuary-ocean interface
Jenna Alyson Lee, Joseph H. Vineis, Mathieu A. Poupon, Laure Resplandy, and Bess B. Ward
EGUsphere, https://doi.org/10.5194/egusphere-2025-871,https://doi.org/10.5194/egusphere-2025-871, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Mar 2025
Shifts in organic matter character and microbial assemblages from glacial headwaters to downstream reaches in the Canadian Rocky Mountains
Hayley F. Drapeau, Suzanne E. Tank, Maria A. Cavaco, Jessica A. Serbu, Vincent L. St. Louis, and Maya P. Bhatia
Biogeosciences, 22, 1369–1391, https://doi.org/10.5194/bg-22-1369-2025,https://doi.org/10.5194/bg-22-1369-2025, 2025
Short summary
12 Mar 2025
Impact of winter warming on CO2 fluxes in evergreen needleleaf forests
Mana Gharun, Ankit Shekhar, Lukas Hörtnagl, Luana Krebs, Nicola Arriga, Mirco Migliavacca, Marilyn Roland, Bert Gielen, Leonardo Montagnani, Enrico Tomelleri, Ladislav Šigut, Matthias Peichl, Peng Zhao, Marius Schmidt, Thomas Grünwald, Mika Korkiakoski, Annalea Lohila, and Nina Buchmann
Biogeosciences, 22, 1393–1411, https://doi.org/10.5194/bg-22-1393-2025,https://doi.org/10.5194/bg-22-1393-2025, 2025
Short summary
12 Mar 2025
Simulating ecosystem carbon dioxide fluxes and their associated influencing factors for a restored peatland
Hongxing He, Ian B. Strachan, and Nigel T. Roulet
Biogeosciences, 22, 1355–1368, https://doi.org/10.5194/bg-22-1355-2025,https://doi.org/10.5194/bg-22-1355-2025, 2025
Short summary
12 Mar 2025
Long-term ecosystem dynamics of an ice-poor permafrost peatland in eastern Eurasia: paleoecological insights into climate sensitivity
Zhengyu Xia, Fengtong Chen, Mengyang Guo, and Zicheng Yu
EGUsphere, https://doi.org/10.5194/egusphere-2025-946,https://doi.org/10.5194/egusphere-2025-946, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
12 Mar 2025
Sedimentary organic carbon dynamics in a glaciated Arctic fjord: tracing contributions of terrestrial and marine sources in the context of Atlantification over recent centuries
Dahae Kim, Jung-Hyun Kim, Youngkyu Ahn, Matthias Forwick, and Seung-Il Nam
EGUsphere, https://doi.org/10.5194/egusphere-2025-957,https://doi.org/10.5194/egusphere-2025-957, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
11 Mar 2025
Benthic ostracod diversity and biogeography in an urban semi–enclosed eutrophic riverine bay
Jialu Huang, Moriaki Yasuhara, He Wang, Pedro Julião Jimenez, Jiying Li, and Minhan Dai
EGUsphere, https://doi.org/10.5194/egusphere-2025-138,https://doi.org/10.5194/egusphere-2025-138, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
11 Mar 2025
Does increased spatial replication above heterogeneous agroforestry improve the representativeness of eddy covariance measurements?
José Ángel Callejas-Rodelas, Alexander Knohl, Ivan Mammarella, Timo Vesala, Olli Peltola, and Christian Markwitz
EGUsphere, https://doi.org/10.5194/egusphere-2025-810,https://doi.org/10.5194/egusphere-2025-810, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
10 Mar 2025
Animal burrowing at cold seep ecotones boosts productivity by linking macromolecule turnover with chemosynthesis and nutrient cycling
Maxim Rubin-Blum, Eyal Rahav, Guy Sisma-Ventura, Yana Yudkovski, Zoya Harbuzov, Or M. Bialik, Oded Ezra, Anneleen Foubert, Barak Herut, and Yizhaq Makovsky
Biogeosciences, 22, 1321–1340, https://doi.org/10.5194/bg-22-1321-2025,https://doi.org/10.5194/bg-22-1321-2025, 2025
Short summary
10 Mar 2025
Earth observation reveals reduced winter wheat growth and the importance of plant available water during drought
Hanna Sjulgård, Lukas Valentin Graf, Tino Colombi, Juliane Hirte, Thomas Keller, and Helge Aasen
Biogeosciences, 22, 1341–1354, https://doi.org/10.5194/bg-22-1341-2025,https://doi.org/10.5194/bg-22-1341-2025, 2025
Short summary
10 Mar 2025
Drone-based multispectral differentiation of subalpine vegetation at the treeline in the Southern Alps of New Zealand
Fabian Döweler and Martin K.-F. Bader
EGUsphere, https://doi.org/10.5194/egusphere-2025-926,https://doi.org/10.5194/egusphere-2025-926, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
07 Mar 2025
Narrowing down dune establishment drivers on the beach
Jan-Markus Homberger, Sasja van Rosmalen, Michel Riksen, and Juul Limpens
Biogeosciences, 22, 1301–1320, https://doi.org/10.5194/bg-22-1301-2025,https://doi.org/10.5194/bg-22-1301-2025, 2025
Short summary
07 Mar 2025
Improving Marine Sediment Carbon Stock Estimates: The Role of Dry Bulk Density and Predictor Adjustments
Mark Chatting, Markus Diesing, William Ross Hunter, Anthony Grey, Brian P. Kelleher, and Mark Coughlan
EGUsphere, https://doi.org/10.5194/egusphere-2025-661,https://doi.org/10.5194/egusphere-2025-661, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
07 Mar 2025
Extreme carbon fluxes may result from autochthonous particulate organic carbon regulated by the interactions between picophytoplankton and heterotrophic bacteria in river-reservoir systems
Fang Luo, Zhe Li, Qiong Tang, Yan Xiao, Lunhui Lu, Dianchang Wang, Chong Li, and Xinghua Wu
EGUsphere, https://doi.org/10.5194/egusphere-2025-156,https://doi.org/10.5194/egusphere-2025-156, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
07 Mar 2025
Preservation and degradation of ancient organic matter in mid-Miocene Antarctic permafrost
Marjolaine Verret, Sebastian Naeher, Denis Lacelle, Catherine Ginnane, Warren Dickinson, Kevin Norton, Jocelyn Turnbull, and Richard Levy
EGUsphere, https://doi.org/10.5194/egusphere-2025-786,https://doi.org/10.5194/egusphere-2025-786, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
06 Mar 2025
Eddy-covariance fluxes of CO2, CH4 and N2O in a drained peatland forest after clear-cutting
Olli-Pekka Tikkasalo, Olli Peltola, Pavel Alekseychik, Juha Heikkinen, Samuli Launiainen, Aleksi Lehtonen, Qian Li, Eduardo Martínez-García, Mikko Peltoniemi, Petri Salovaara, Ville Tuominen, and Raisa Mäkipää
Biogeosciences, 22, 1277–1300, https://doi.org/10.5194/bg-22-1277-2025,https://doi.org/10.5194/bg-22-1277-2025, 2025
Short summary
06 Mar 2025
Clouds influence the functioning of airborne microorganisms
Raphaëlle Péguilhan, Florent Rossi, Muriel Joly, Engy Nasr, Bérénice Batut, François Enault, Barbara Ervens, and Pierre Amato
Biogeosciences, 22, 1257–1275, https://doi.org/10.5194/bg-22-1257-2025,https://doi.org/10.5194/bg-22-1257-2025, 2025
Short summary
06 Mar 2025
Tracing the contribution of dust sources 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
EGUsphere, https://doi.org/10.5194/egusphere-2025-763,https://doi.org/10.5194/egusphere-2025-763, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
05 Mar 2025
Geochemical and microbial factors driving crustacean assemblages in adjacent aquifer units within the same aquifer
Tiziana Di Lorenzo, Stefano Amalfitano, Diana Maria Paola Galassi, Marco Melita, Annamaria Zoppini, Daniele Parrone, Stefano Ghergo, David Rossi, Agostina Tabilio Di Camillo, and Elisabetta Preziosi
Biogeosciences, 22, 1237–1256, https://doi.org/10.5194/bg-22-1237-2025,https://doi.org/10.5194/bg-22-1237-2025, 2025
Short summary
05 Mar 2025
Mixing, spatial resolution and argon saturation in a suite of coupled general ocean circulation biogeochemical models off Mauritania
Heiner Dietze and Ulrike Löptien
Biogeosciences, 22, 1215–1236, https://doi.org/10.5194/bg-22-1215-2025,https://doi.org/10.5194/bg-22-1215-2025, 2025
Short summary
05 Mar 2025
Intense and localized export of selected marine snow types at eddy edges in the South Atlantic Ocean
Alexandre Accardo, Rémi Laxenaire, Alberto Baudena, Sabrina Speich, Rainer Kiko, and Lars Stemmann
Biogeosciences, 22, 1183–1201, https://doi.org/10.5194/bg-22-1183-2025,https://doi.org/10.5194/bg-22-1183-2025, 2025
Short summary
05 Mar 2025
Effects of pH/pCO2 fluctuations on photosynthesis and fatty acid composition of two marine diatoms, with reference to consequences of coastal acidification
Yu Shang, Jingmin Qiu, Yuxi Weng, Xin Wang, Di Zhang, Yuwei Zhou, Juntian Xu, and Futian Li
Biogeosciences, 22, 1203–1214, https://doi.org/10.5194/bg-22-1203-2025,https://doi.org/10.5194/bg-22-1203-2025, 2025
Short summary
05 Mar 2025
Bacteria as paleoenvironmental proxies: the study of a cave Pleistocene profile
Cătălina Haidău, Ionuţ Cornel Mirea, Silviu Constantin, and Oana Teodora Moldovan
Biogeosciences, 22, 1163–1182, https://doi.org/10.5194/bg-22-1163-2025,https://doi.org/10.5194/bg-22-1163-2025, 2025
Short summary
05 Mar 2025
Global patterns and drivers of climate-driven fires in a warming world
Hemraj Bhattarai, Maria Val Martin, Stephen Sitch, David H. Y. Yung, and Amos P. K. Tai
EGUsphere, https://doi.org/10.5194/egusphere-2025-804,https://doi.org/10.5194/egusphere-2025-804, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
04 Mar 2025
Part 2: Quantitative contributions of cyanobacterial alkaline phosphatases to biogeochemical rates in the subtropical North Atlantic
Noelle A. Held, Korrina Kunde, Clare E. Davis, Neil J. Wyatt, Elizabeth L. Mann, E. Malcolm S. Woodward, Matthew McIlvin, Alessandro Tagliabue, Benjamin S. Twining, Claire Mahaffey, Mak A. Saito, and Maeve C. Lohan
EGUsphere, https://doi.org/10.5194/egusphere-2024-3996,https://doi.org/10.5194/egusphere-2024-3996, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
04 Mar 2025
Physiological responses to ultra-high CO2 levels in an evergreen tree species
Ben-El Levy, Yedidya Ben-Eliyahu, Yaniv-Brian Grunstein, Itay Halevy, and Tamir Klein
EGUsphere, https://doi.org/10.5194/egusphere-2025-807,https://doi.org/10.5194/egusphere-2025-807, 2025
Preprint under review for BG (discussion: open, 0 comments)
Short summary
04 Mar 2025
Assessing Carbon Flux Variability in an Alpine Steppe: Insights from Dual-Height Measurements
Nithin D. Pillai, Christian Wille, Felix Nieberding, Manuel Helbig, and Torsten Sachs
EGUsphere, https://doi.org/10.5194/egusphere-2025-530,https://doi.org/10.5194/egusphere-2025-530, 2025
Preprint under review for BG (discussion: open, 1 comment)
Short summary
CC BY 4.0