Overview: Environmental impacts of ocean alkalinity enhancement

Riebesell, Ulf

doi:https://doi.org/10.5194/bg-22-2381-2025

Ocean alkalinity enhancement approaches and the predictability of runaway precipitation processes: results of an experimental study to determine critical alkalinity ranges for safe and sustainable application scenarios

Niels Suitner, Giulia Faucher, Carl Lim, Julieta Schneider, Charly A. Moras, Ulf Riebesell, and Jens Hartmann

Biogeosciences, 21, 4587–4604, https://doi.org/10.5194/bg-21-4587-2024,https://doi.org/10.5194/bg-21-4587-2024, 2024

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Early life stages of fish under ocean alkalinity enhancement in coastal plankton communities

Silvan Urs Goldenberg, Ulf Riebesell, Daniel Brüggemann, Gregor Börner, Michael Sswat, Arild Folkvord, Maria Couret, Synne Spjelkavik, Nicolás Sánchez, Cornelia Jaspers, and Marta Moyano

Biogeosciences, 21, 4521–4532, https://doi.org/10.5194/bg-21-4521-2024,https://doi.org/10.5194/bg-21-4521-2024, 2024

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Lipid remodeling in phytoplankton exposed to multi-environmental drivers in a mesocosm experiment

Sebastian I. Cantarero, Edgart Flores, Harry Allbrook, Paulina Aguayo, Cristian A. Vargas, John E. Tamanaha, J. Bentley C. Scholz, Lennart T. Bach, Carolin R. Löscher, Ulf Riebesell, Balaji Rajagopalan, Nadia Dildar, and Julio Sepúlveda

Biogeosciences, 21, 3927–3958, https://doi.org/10.5194/bg-21-3927-2024,https://doi.org/10.5194/bg-21-3927-2024, 2024

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Assessing the impact of CO₂-equilibrated ocean alkalinity enhancement on microbial metabolic rates in an oligotrophic system

Laura Marín-Samper, Javier Arístegui, Nauzet Hernández-Hernández, Joaquín Ortiz, Stephen D. Archer, Andrea Ludwig, and Ulf Riebesell

Biogeosciences, 21, 2859–2876, https://doi.org/10.5194/bg-21-2859-2024,https://doi.org/10.5194/bg-21-2859-2024, 2024

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Investigating the effect of silicate- and calcium-based ocean alkalinity enhancement on diatom silicification

Aaron Ferderer, Kai G. Schulz, Ulf Riebesell, Kirralee G. Baker, Zanna Chase, and Lennart T. Bach

Biogeosciences, 21, 2777–2794, https://doi.org/10.5194/bg-21-2777-2024,https://doi.org/10.5194/bg-21-2777-2024, 2024

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Ocean alkalinity enhancement using sodium carbonate salts does not lead to measurable changes in Fe dynamics in a mesocosm experiment

David González-Santana, María Segovia, Melchor González-Dávila, Librada Ramírez, Aridane G. González, Leonardo J. Pozzo-Pirotta, Veronica Arnone, Victor Vázquez, Ulf Riebesell, and J. Magdalena Santana-Casiano

Biogeosciences, 21, 2705–2715, https://doi.org/10.5194/bg-21-2705-2024,https://doi.org/10.5194/bg-21-2705-2024, 2024

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Ocean alkalinity enhancement in an open ocean ecosystem: Biogeochemical responses and carbon storage durability

Allanah Joy Paul, Mathias Haunost, Silvan Urs Goldenberg, Jens Hartmann, Nicolás Sánchez, Julieta Schneider, Niels Suitner, and Ulf Riebesell

EGUsphere, https://doi.org/10.5194/egusphere-2024-417,https://doi.org/10.5194/egusphere-2024-417, 2024

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Phytoplankton response to increased nickel in the context of ocean alkalinity enhancement

Xiaoke Xin, Giulia Faucher, and Ulf Riebesell

Biogeosciences, 21, 761–772, https://doi.org/10.5194/bg-21-761-2024,https://doi.org/10.5194/bg-21-761-2024, 2024

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Mesocosm experiments in ocean alkalinity enhancement research

Ulf Riebesell, Daniela Basso, Sonja Geilert, Andrew W. Dale, and Matthias Kreuzburg

State Planet, 2-oae2023, 6, https://doi.org/10.5194/sp-2-oae2023-6-2023,https://doi.org/10.5194/sp-2-oae2023-6-2023, 2023

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Drivers of particle sinking velocities in the Peruvian upwelling system

Moritz Baumann, Allanah Joy Paul, Jan Taucher, Lennart Thomas Bach, Silvan Goldenberg, Paul Stange, Fabrizio Minutolo, and Ulf Riebesell

Biogeosciences, 20, 2595–2612, https://doi.org/10.5194/bg-20-2595-2023,https://doi.org/10.5194/bg-20-2595-2023, 2023

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Extracellular enzyme activity in the coastal upwelling system off Peru: a mesocosm experiment

Kristian Spilling, Jonna Piiparinen, Eric P. Achterberg, Javier Arístegui, Lennart T. Bach, Maria T. Camarena-Gómez, Elisabeth von der Esch, Martin A. Fischer, Markel Gómez-Letona, Nauzet Hernández-Hernández, Judith Meyer, Ruth A. Schmitz, and Ulf Riebesell

Biogeosciences, 20, 1605–1619, https://doi.org/10.5194/bg-20-1605-2023,https://doi.org/10.5194/bg-20-1605-2023, 2023

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Ecological divergence of a mesocosm in an eastern boundary upwelling system assessed with multi-marker environmental DNA metabarcoding

Markus A. Min, David M. Needham, Sebastian Sudek, Nathan Kobun Truelove, Kathleen J. Pitz, Gabriela M. Chavez, Camille Poirier, Bente Gardeler, Elisabeth von der Esch, Andrea Ludwig, Ulf Riebesell, Alexandra Z. Worden, and Francisco P. Chavez

Biogeosciences, 20, 1277–1298, https://doi.org/10.5194/bg-20-1277-2023,https://doi.org/10.5194/bg-20-1277-2023, 2023

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Stability of alkalinity in ocean alkalinity enhancement (OAE) approaches – consequences for durability of CO₂ storage

Jens Hartmann, Niels Suitner, Carl Lim, Julieta Schneider, Laura Marín-Samper, Javier Arístegui, Phil Renforth, Jan Taucher, and Ulf Riebesell

Biogeosciences, 20, 781–802, https://doi.org/10.5194/bg-20-781-2023,https://doi.org/10.5194/bg-20-781-2023, 2023

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Upwelled plankton community modulates surface bloom succession and nutrient availability in a natural plankton assemblage

Allanah Joy Paul, Lennart Thomas Bach, Javier Arístegui, Elisabeth von der Esch, Nauzet Hernández-Hernández, Jonna Piiparinen, Laura Ramajo, Kristian Spilling, and Ulf Riebesell

Biogeosciences, 19, 5911–5926, https://doi.org/10.5194/bg-19-5911-2022,https://doi.org/10.5194/bg-19-5911-2022, 2022

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Temporal dynamics of surface ocean carbonate chemistry in response to natural and simulated upwelling events during the 2017 coastal El Niño near Callao, Peru

Shao-Min Chen, Ulf Riebesell, Kai G. Schulz, Elisabeth von der Esch, Eric P. Achterberg, and Lennart T. Bach

Biogeosciences, 19, 295–312, https://doi.org/10.5194/bg-19-295-2022,https://doi.org/10.5194/bg-19-295-2022, 2022

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Nitrogen loss processes in response to upwelling in a Peruvian coastal setting dominated by denitrification – a mesocosm approach

Kai G. Schulz, Eric P. Achterberg, Javier Arístegui, Lennart T. Bach, Isabel Baños, Tim Boxhammer, Dirk Erler, Maricarmen Igarza, Verena Kalter, Andrea Ludwig, Carolin Löscher, Jana Meyer, Judith Meyer, Fabrizio Minutolo, Elisabeth von der Esch, Bess B. Ward, and Ulf Riebesell

Biogeosciences, 18, 4305–4320, https://doi.org/10.5194/bg-18-4305-2021,https://doi.org/10.5194/bg-18-4305-2021, 2021

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Factors controlling plankton community production, export flux, and particulate matter stoichiometry in the coastal upwelling system off Peru

Lennart Thomas Bach, Allanah Joy Paul, Tim Boxhammer, Elisabeth von der Esch, Michelle Graco, Kai Georg Schulz, Eric Achterberg, Paulina Aguayo, Javier Arístegui, Patrizia Ayón, Isabel Baños, Avy Bernales, Anne Sophie Boegeholz, Francisco Chavez, Gabriela Chavez, Shao-Min Chen, Kristin Doering, Alba Filella, Martin Fischer, Patricia Grasse, Mathias Haunost, Jan Hennke, Nauzet Hernández-Hernández, Mark Hopwood, Maricarmen Igarza, Verena Kalter, Leila Kittu, Peter Kohnert, Jesus Ledesma, Christian Lieberum, Silke Lischka, Carolin Löscher, Andrea Ludwig, Ursula Mendoza, Jana Meyer, Judith Meyer, Fabrizio Minutolo, Joaquin Ortiz Cortes, Jonna Piiparinen, Claudia Sforna, Kristian Spilling, Sonia Sanchez, Carsten Spisla, Michael Sswat, Mabel Zavala Moreira, and Ulf Riebesell

Biogeosciences, 17, 4831–4852, https://doi.org/10.5194/bg-17-4831-2020,https://doi.org/10.5194/bg-17-4831-2020, 2020

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Can morphological features of coccolithophores serve as a reliable proxy to reconstruct environmental conditions of the past?

Giulia Faucher, Ulf Riebesell, and Lennart Thomas Bach

Clim. Past, 16, 1007–1025, https://doi.org/10.5194/cp-16-1007-2020,https://doi.org/10.5194/cp-16-1007-2020, 2020

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Population-specific responses in physiological rates of Emiliania huxleyi to a broad CO₂ range

Yong Zhang, Lennart T. Bach, Kai T. Lohbeck, Kai G. Schulz, Luisa Listmann, Regina Klapper, and Ulf Riebesell

Biogeosciences, 15, 3691–3701, https://doi.org/10.5194/bg-15-3691-2018,https://doi.org/10.5194/bg-15-3691-2018, 2018

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Alterations in microbial community composition with increasing fCO₂: a mesocosm study in the eastern Baltic Sea

Katharine J. Crawfurd, Santiago Alvarez-Fernandez, Kristina D. A. Mojica, Ulf Riebesell, and Corina P. D. Brussaard

Biogeosciences, 14, 3831–3849, https://doi.org/10.5194/bg-14-3831-2017,https://doi.org/10.5194/bg-14-3831-2017, 2017

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Impact of trace metal concentrations on coccolithophore growth and morphology: laboratory simulations of Cretaceous stress

Giulia Faucher, Linn Hoffmann, Lennart T. Bach, Cinzia Bottini, Elisabetta Erba, and Ulf Riebesell

Biogeosciences, 14, 3603–3613, https://doi.org/10.5194/bg-14-3603-2017,https://doi.org/10.5194/bg-14-3603-2017, 2017

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Ciliate and mesozooplankton community response to increasing CO₂ levels in the Baltic Sea: insights from a large-scale mesocosm experiment

Silke Lischka, Lennart T. Bach, Kai-Georg Schulz, and Ulf Riebesell

Biogeosciences, 14, 447–466, https://doi.org/10.5194/bg-14-447-2017,https://doi.org/10.5194/bg-14-447-2017, 2017

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Exploring the distance between nitrogen and phosphorus limitation in mesotrophic surface waters using a sensitive bioassay

Enis Hrustić, Risto Lignell, Ulf Riebesell, and Tron Frede Thingstad

Biogeosciences, 14, 379–387, https://doi.org/10.5194/bg-14-379-2017,https://doi.org/10.5194/bg-14-379-2017, 2017

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Ocean acidification impacts bacteria–phytoplankton coupling at low-nutrient conditions

Thomas Hornick, Lennart T. Bach, Katharine J. Crawfurd, Kristian Spilling, Eric P. Achterberg, Jason N. Woodhouse, Kai G. Schulz, Corina P. D. Brussaard, Ulf Riebesell, and Hans-Peter Grossart

Biogeosciences, 14, 1–15, https://doi.org/10.5194/bg-14-1-2017,https://doi.org/10.5194/bg-14-1-2017, 2017

Effect of ocean acidification on the structure and fatty acid composition of a natural plankton community in the Baltic Sea

Rafael Bermúdez, Monika Winder, Annegret Stuhr, Anna-Karin Almén, Jonna Engström-Öst, and Ulf Riebesell

Biogeosciences, 13, 6625–6635, https://doi.org/10.5194/bg-13-6625-2016,https://doi.org/10.5194/bg-13-6625-2016, 2016

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Ocean acidification challenges copepod phenotypic plasticity

Anu Vehmaa, Anna-Karin Almén, Andreas Brutemark, Allanah Paul, Ulf Riebesell, Sara Furuhagen, and Jonna Engström-Öst

Biogeosciences, 13, 6171–6182, https://doi.org/10.5194/bg-13-6171-2016,https://doi.org/10.5194/bg-13-6171-2016, 2016

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Effects of ocean acidification on pelagic carbon fluxes in a mesocosm experiment

Kristian Spilling, Kai G. Schulz, Allanah J. Paul, Tim Boxhammer, Eric P. Achterberg, Thomas Hornick, Silke Lischka, Annegret Stuhr, Rafael Bermúdez, Jan Czerny, Kate Crawfurd, Corina P. D. Brussaard, Hans-Peter Grossart, and Ulf Riebesell

Biogeosciences, 13, 6081–6093, https://doi.org/10.5194/bg-13-6081-2016,https://doi.org/10.5194/bg-13-6081-2016, 2016

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Ocean acidification decreases plankton respiration: evidence from a mesocosm experiment

Kristian Spilling, Allanah J. Paul, Niklas Virkkala, Tom Hastings, Silke Lischka, Annegret Stuhr, Rafael Bermúdez, Jan Czerny, Tim Boxhammer, Kai G. Schulz, Andrea Ludwig, and Ulf Riebesell

Biogeosciences, 13, 4707–4719, https://doi.org/10.5194/bg-13-4707-2016,https://doi.org/10.5194/bg-13-4707-2016, 2016

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The role of coccoliths in protecting Emiliania huxleyi against stressful light and UV radiation

Juntian Xu, Lennart T. Bach, Kai G. Schulz, Wenyan Zhao, Kunshan Gao, and Ulf Riebesell

Biogeosciences, 13, 4637–4643, https://doi.org/10.5194/bg-13-4637-2016,https://doi.org/10.5194/bg-13-4637-2016, 2016

Effect of ocean acidification and elevated fCO₂ on trace gas production by a Baltic Sea summer phytoplankton community

Alison L. Webb, Emma Leedham-Elvidge, Claire Hughes, Frances E. Hopkins, Gill Malin, Lennart T. Bach, Kai Schulz, Kate Crawfurd, Corina P. D. Brussaard, Annegret Stuhr, Ulf Riebesell, and Peter S. Liss

Biogeosciences, 13, 4595–4613, https://doi.org/10.5194/bg-13-4595-2016,https://doi.org/10.5194/bg-13-4595-2016, 2016

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No observed effect of ocean acidification on nitrogen biogeochemistry in a summer Baltic Sea plankton community

Allanah J. Paul, Eric P. Achterberg, Lennart T. Bach, Tim Boxhammer, Jan Czerny, Mathias Haunost, Kai-Georg Schulz, Annegret Stuhr, and Ulf Riebesell

Biogeosciences, 13, 3901–3913, https://doi.org/10.5194/bg-13-3901-2016,https://doi.org/10.5194/bg-13-3901-2016, 2016

Water column biogeochemistry of oxygen minimum zones in the eastern tropical North Atlantic and eastern tropical South Pacific oceans

Carolin R. Löscher, Hermann W. Bange, Ruth A. Schmitz, Cameron M. Callbeck, Anja Engel, Helena Hauss, Torsten Kanzow, Rainer Kiko, Gaute Lavik, Alexandra Loginova, Frank Melzner, Judith Meyer, Sven C. Neulinger, Markus Pahlow, Ulf Riebesell, Harald Schunck, Sören Thomsen, and Hannes Wagner

Biogeosciences, 13, 3585–3606, https://doi.org/10.5194/bg-13-3585-2016,https://doi.org/10.5194/bg-13-3585-2016, 2016

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Effects of CO₂ perturbation on phosphorus pool sizes and uptake in a mesocosm experiment during a low productive summer season in the northern Baltic Sea

Monika Nausch, Lennart Thomas Bach, Jan Czerny, Josephine Goldstein, Hans-Peter Grossart, Dana Hellemann, Thomas Hornick, Eric Pieter Achterberg, Kai-Georg Schulz, and Ulf Riebesell

Biogeosciences, 13, 3035–3050, https://doi.org/10.5194/bg-13-3035-2016,https://doi.org/10.5194/bg-13-3035-2016, 2016

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Technical note: Sampling and processing of mesocosm sediment trap material for quantitative biogeochemical analysis

Tim Boxhammer, Lennart T. Bach, Jan Czerny, and Ulf Riebesell

Biogeosciences, 13, 2849–2858, https://doi.org/10.5194/bg-13-2849-2016,https://doi.org/10.5194/bg-13-2849-2016, 2016

Negligible effects of ocean acidification on Eurytemora affinis (Copepoda) offspring production

Anna-Karin Almén, Anu Vehmaa, Andreas Brutemark, Lennart Bach, Silke Lischka, Annegret Stuhr, Sara Furuhagen, Allanah Paul, J. Rafael Bermúdez, Ulf Riebesell, and Jonna Engström-Öst

Biogeosciences, 13, 1037–1048, https://doi.org/10.5194/bg-13-1037-2016,https://doi.org/10.5194/bg-13-1037-2016, 2016

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Changing nutrient stoichiometry affects phytoplankton production, DOP accumulation and dinitrogen fixation – a mesocosm experiment in the eastern tropical North Atlantic

J. Meyer, C. R. Löscher, S. C. Neulinger, A. F. Reichel, A. Loginova, C. Borchard, R. A. Schmitz, H. Hauss, R. Kiko, and U. Riebesell

Biogeosciences, 13, 781–794, https://doi.org/10.5194/bg-13-781-2016,https://doi.org/10.5194/bg-13-781-2016, 2016

Phytoplankton calcification as an effective mechanism to alleviate cellular calcium poisoning

M. N. Müller, J. Barcelos e Ramos, K. G. Schulz, U. Riebesell, J. Kaźmierczak, F. Gallo, L. Mackinder, Y. Li, P. N. Nesterenko, T. W. Trull, and G. M. Hallegraeff

Biogeosciences, 12, 6493–6501, https://doi.org/10.5194/bg-12-6493-2015,https://doi.org/10.5194/bg-12-6493-2015, 2015

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C : N : P stoichiometry at the Bermuda Atlantic Time-series Study station in the North Atlantic Ocean

A. Singh, S. E. Baer, U. Riebesell, A. C. Martiny, and M. W. Lomas

Biogeosciences, 12, 6389–6403, https://doi.org/10.5194/bg-12-6389-2015,https://doi.org/10.5194/bg-12-6389-2015, 2015

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Effect of elevated CO₂ on organic matter pools and fluxes in a summer Baltic Sea plankton community

A. J. Paul, L. T. Bach, K.-G. Schulz, T. Boxhammer, J. Czerny, E. P. Achterberg, D. Hellemann, Y. Trense, M. Nausch, M. Sswat, and U. Riebesell

Biogeosciences, 12, 6181–6203, https://doi.org/10.5194/bg-12-6181-2015,https://doi.org/10.5194/bg-12-6181-2015, 2015

Reviews and Syntheses: Responses of coccolithophores to ocean acidification: a meta-analysis

J. Meyer and U. Riebesell

Biogeosciences, 12, 1671–1682, https://doi.org/10.5194/bg-12-1671-2015,https://doi.org/10.5194/bg-12-1671-2015, 2015

Genotyping an Emiliania huxleyi (prymnesiophyceae) bloom event in the North Sea reveals evidence of asexual reproduction

S. A. Krueger-Hadfield, C. Balestreri, J. Schroeder, A. Highfield, P. Helaouët, J. Allum, R. Moate, K. T. Lohbeck, P. I. Miller, U. Riebesell, T. B. H. Reusch, R. E. M. Rickaby, J. Young, G. Hallegraeff, C. Brownlee, and D. C. Schroeder

Biogeosciences, 11, 5215–5234, https://doi.org/10.5194/bg-11-5215-2014,https://doi.org/10.5194/bg-11-5215-2014, 2014

Influence of temperature and CO₂ on the strontium and magnesium composition of coccolithophore calcite

M. N. Müller, M. Lebrato, U. Riebesell, J. Barcelos e Ramos, K. G. Schulz, S. Blanco-Ameijeiras, S. Sett, A. Eisenhauer, and H. M. Stoll

Biogeosciences, 11, 1065–1075, https://doi.org/10.5194/bg-11-1065-2014,https://doi.org/10.5194/bg-11-1065-2014, 2014

Pelagic community production and carbon-nutrient stoichiometry under variable ocean acidification in an Arctic fjord

A. Silyakova, R. G. J. Bellerby, K. G. Schulz, J. Czerny, T. Tanaka, G. Nondal, U. Riebesell, A. Engel, T. De Lange, and A. Ludvig

Biogeosciences, 10, 4847–4859, https://doi.org/10.5194/bg-10-4847-2013,https://doi.org/10.5194/bg-10-4847-2013, 2013

Implications of elevated CO₂ on pelagic carbon fluxes in an Arctic mesocosm study – an elemental mass balance approach

J. Czerny, K. G. Schulz, T. Boxhammer, R. G. J. Bellerby, J. Büdenbender, A. Engel, S. A. Krug, A. Ludwig, K. Nachtigall, G. Nondal, B. Niehoff, A. Silyakova, and U. Riebesell

Biogeosciences, 10, 3109–3125, https://doi.org/10.5194/bg-10-3109-2013,https://doi.org/10.5194/bg-10-3109-2013, 2013

Technical Note: The determination of enclosed water volume in large flexible-wall mesocosms "KOSMOS"

J. Czerny, K. G. Schulz, S. A. Krug, A. Ludwig, and U. Riebesell

Biogeosciences, 10, 1937–1941, https://doi.org/10.5194/bg-10-1937-2013,https://doi.org/10.5194/bg-10-1937-2013, 2013

Technical Note: A mobile sea-going mesocosm system – new opportunities for ocean change research

U. Riebesell, J. Czerny, K. von Bröckel, T. Boxhammer, J. Büdenbender, M. Deckelnick, M. Fischer, D. Hoffmann, S. A. Krug, U. Lentz, A. Ludwig, R. Muche, and K. G. Schulz

Biogeosciences, 10, 1835–1847, https://doi.org/10.5194/bg-10-1835-2013,https://doi.org/10.5194/bg-10-1835-2013, 2013

High tolerance of microzooplankton to ocean acidification in an Arctic coastal plankton community

N. Aberle, K. G. Schulz, A. Stuhr, A. M. Malzahn, A. Ludwig, and U. Riebesell

Biogeosciences, 10, 1471–1481, https://doi.org/10.5194/bg-10-1471-2013,https://doi.org/10.5194/bg-10-1471-2013, 2013

A ¹³C labelling study on carbon fluxes in Arctic plankton communities under elevated CO₂ levels

A. de Kluijver, K. Soetaert, J. Czerny, K. G. Schulz, T. Boxhammer, U. Riebesell, and J. J. Middelburg

Biogeosciences, 10, 1425–1440, https://doi.org/10.5194/bg-10-1425-2013,https://doi.org/10.5194/bg-10-1425-2013, 2013

CO₂ increases ¹⁴C primary production in an Arctic plankton community

A. Engel, C. Borchard, J. Piontek, K. G. Schulz, U. Riebesell, and R. Bellerby

Biogeosciences, 10, 1291–1308, https://doi.org/10.5194/bg-10-1291-2013,https://doi.org/10.5194/bg-10-1291-2013, 2013

Arctic microbial community dynamics influenced by elevated CO₂ levels

C. P. D. Brussaard, A. A. M. Noordeloos, H. Witte, M. C. J. Collenteur, K. Schulz, A. Ludwig, and U. Riebesell

Biogeosciences, 10, 719–731, https://doi.org/10.5194/bg-10-719-2013,https://doi.org/10.5194/bg-10-719-2013, 2013

Ocean acidification shows negligible impacts on high-latitude bacterial community structure in coastal pelagic mesocosms

A.-S. Roy, S. M. Gibbons, H. Schunck, S. Owens, J. G. Caporaso, M. Sperling, J. I. Nissimov, S. Romac, L. Bittner, M. Mühling, U. Riebesell, J. LaRoche, and J. A. Gilbert

Biogeosciences, 10, 555–566, https://doi.org/10.5194/bg-10-555-2013,https://doi.org/10.5194/bg-10-555-2013, 2013

Effect of increased pCO₂ on the planktonic metabolic balance during a mesocosm experiment in an Arctic fjord

T. Tanaka, S. Alliouane, R. G. B. Bellerby, J. Czerny, A. de Kluijver, U. Riebesell, K. G. Schulz, A. Silyakova, and J.-P. Gattuso

Biogeosciences, 10, 315–325, https://doi.org/10.5194/bg-10-315-2013,https://doi.org/10.5194/bg-10-315-2013, 2013

Response of bacterioplankton activity in an Arctic fjord system to elevated pCO₂: results from a mesocosm perturbation study

J. Piontek, C. Borchard, M. Sperling, K. G. Schulz, U. Riebesell, and A. Engel

Biogeosciences, 10, 297–314, https://doi.org/10.5194/bg-10-297-2013,https://doi.org/10.5194/bg-10-297-2013, 2013

Effect of elevated CO₂ on the dynamics of particle-attached and free-living bacterioplankton communities in an Arctic fjord

M. Sperling, J. Piontek, G. Gerdts, A. Wichels, H. Schunck, A.-S. Roy, J. La Roche, J. Gilbert, J. I. Nissimov, L. Bittner, S. Romac, U. Riebesell, and A. Engel

Biogeosciences, 10, 181–191, https://doi.org/10.5194/bg-10-181-2013,https://doi.org/10.5194/bg-10-181-2013, 2013

Temporal biomass dynamics of an Arctic plankton bloom in response to increasing levels of atmospheric carbon dioxide

K. G. Schulz, R. G. J. Bellerby, C. P. D. Brussaard, J. Büdenbender, J. Czerny, A. Engel, M. Fischer, S. Koch-Klavsen, S. A. Krug, S. Lischka, A. Ludwig, M. Meyerhöfer, G. Nondal, A. Silyakova, A. Stuhr, and U. Riebesell

Biogeosciences, 10, 161–180, https://doi.org/10.5194/bg-10-161-2013,https://doi.org/10.5194/bg-10-161-2013, 2013

Overview: Environmental impacts of ocean alkalinity enhancement

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