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CORDIS - EU research results
CORDIS

Ocean-based Negative Emission Technologies - analyzing the feasibility, risks, and cobenefits of ocean-based negative emission technologies for stabilizing the climate

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Deliverables

Report on principle kinetic behaviour of selected materials for ocean alkalinization purposes (opens in new window)

Related to task 5.1

Report on skill of CMIP6 models to simulate alkalinity and improved parameterizations for large scale alkalinity distribution (opens in new window)

Related to task 44

New/refined parameterizations for modelling ocean alkalinization effects on biogeochemistry and plankton dynamics (opens in new window)

Related to task 5.5

Report on mesocosm experimentation deliberative workshops with stakeholders (opens in new window)

Related to task 74

Report on future legal regulation of ocean-based NETs (opens in new window)

Related to task 2.3

Periodic Report 2 on cooperation activities (opens in new window)

Related to task 94

Report on the future contribution of ocean NETs in different climate policies (opens in new window)

Related to tasks 1.3 and 1.4

Assessment of the social and political acceptability, affordability and feasibility, and societal implications of utilizing ocean-based NETs (opens in new window)

Related to task 7.8

Report on data workshop of ocean alkalinization mesocosm experiment in a low latitude oligotrophic ocean system (opens in new window)

Related to task 5.3

Periodic Report 3 on cooperation activities (opens in new window)

Related to task 9.4

Assessment of ocean- based NET CDR potentials and impacts after accounting for environmental and biogeochemical constraints (opens in new window)

Related to task 7.8

Periodic report on available data II (opens in new window)

Related to tasks 81 and 82

Report II of the interaction with the SRG and within WPs that have stakeholder sub-groups (opens in new window)

Related to tasks 71 and 72

Working paper on NETs perception and prioritization as a result of the deliberative workshops with laypeople (opens in new window)

Related to task 31

Summary report on Workshop 1 - laypersons' perceptions of marine NETs (opens in new window)

Related to task 31

Summary report on Workshop 2 - laypersons' perceptions of the mesocosm experiments (opens in new window)

Related to task 31

Report on carbon cycle interactions and efficacy of land-based NETs (e.g. BECCS), when combined with oceanic NETs (individually or in a portfolio) (opens in new window)

Related to task 4.6

Periodic report on available data III (opens in new window)

Related to tasks 8.1 and 8.2

Stylized case-study descriptions for use in stakeholder/ public engagement activities, and generally throughout the consortium (opens in new window)

Related to task 61

Periodic report on available data (opens in new window)

Related to tasks 81 and 82

Report on global connections in ocean NETs (opens in new window)

Related to task 2.1

Report on regional and global governance challenges and opportunities for emerging ocean-based NETs (opens in new window)

Related to task 2.2

Report on attribution of private conduct to States in relation to ocean-based NETS under the international law of the sea (opens in new window)

Related to task 23

Summary report on Workshop 1 on governance for ocean-based NETs (opens in new window)

Related to task 22

Report on comparative case studies (opens in new window)

Related to task 2.1

Report on public perception cross- country surveys (opens in new window)

Related to task 3.3

Report on data workshop of ocean alkalinisation mesocosm experiment in a temperate zone neritic system (opens in new window)

Related to task 5.4

Summary report on deliberative workshop with stakeholders on mesocosm research in the Canary Islands (opens in new window)

Related to task 74

Report I of the interaction with the SRG and within WPs that have stakeholder sub-groups (opens in new window)

Related to tasks 71 and 72

Summary report on meeting of WP6 case studies stakeholder groups (opens in new window)

Related to task 64

Realistic deployment scenarios/pathways that can be used to constrain Earth System models (opens in new window)

Related to task 62

Report III of the interaction with the SRG and within WPs that have stakeholder sub-groups (opens in new window)

Related to tasks 7.1 and 7.2

Report on parameterizing seasonal response patterns in primary- and net community production to ocean alkalinization (opens in new window)

Related to task 52

Report on the expert workshop on current and future costs and learn curves (opens in new window)

Related to Task 12

Policy brief identifying challenges and opportunities for emerging ocean-based NETs in regional and global ocean governance frameworks targeted to EU and global policy makers (opens in new window)

Related to task 2.2

Web-based SRG platform established (opens in new window)

Related to tasks 71 and 72

Report on analysis of ESM data with a focus on full carbon cycle interactions- e.g. how do oceanic-based NETs affect terrestrial carbon uptake? (opens in new window)

Related to task 4.7

Summary report on Workshop 2 on governance for ocean-based NETs (opens in new window)

Related to task 2.2

Report on operational and overall economic cost development for various ocean NETs (opens in new window)

Related to Task 1.2

Summary report on deliberative workshop with stakeholders on mesocosm research in the Norway (opens in new window)

Related to task 74

Report on modifications of ocean carbon cycle feedbacks under ocean alkalinization (opens in new window)

Related to task 42

Periodic Report 1 on cooperation activities (opens in new window)

Related to task 94

Report on a sustainable development goals framework for ocean- based NET evaluation (opens in new window)

Related to task 7.7

Production of policy briefs based on the results of the two case- studies (opens in new window)

Related to task 6.4

International Scientific Advisory Board members list and a Terms of Reference list (opens in new window)

Related to task 91

Database and report on currently already existing or announced ocean NETs projects, including a world map of projects (opens in new window)

Related to task 14

Plan for Exploitation and Dissemination of results (PEDR) (opens in new window)

Related to task 92

Transdisciplinary assessment of the natural and societal dimensions of ocean- based negative emissions (opens in new window)

Related to task 7.8

Report on the detailed lifecycle analysis results of the two case- studies (opens in new window)

Related to task 6.3

Analysis (report) of high-resolution modelling of efficacy, and regional impacts of selected ocean NETs close to the deployment sites (opens in new window)

Related to task 4.3

Synthesis report on deliberative workshops, lab experiments, interviews and cross- country surveys (opens in new window)

Related to task 3.3

Report on case studies results (opens in new window)

Related to task 6.5

Specialized protocol for responsible research and innovation on ocean-based NETs (opens in new window)

Related to task 7.3

Report on public perception in deliberative workshops, laboratory experiments, and interviews (opens in new window)

Related to task 32

"Quantification of ""constrained"" potential of ocean NETs, i.e. deployment rates consistent with planetary boundaries, UN sustainable development goals, and public acceptance" (opens in new window)

Related to task 41

Report on appropriateness of accounting schemes to assign carbon credits to ocean NETs (opens in new window)

Related to Task 1.2

Publications

Achieving Climate Neutrality and Paris Agreement Goals: Opportunities for Ocean-Based Methods of Carbon Dioxide Removal, Science Policy Brief (opens in new window)

Author(s): Keller, David P. , Ketelhake, Sandra, Meyer, Judith, Neumann, Barbara, Oschlies, Andreas , Proelß, Alexander und Rickels, Wilfried
Published in: 2022
Publisher: OceanNETs & CDRmare
DOI: 10.3289/cdrmare.oceannets_1

Potential efficiency gains from the introduction of an emissions trading system for the buildings and road transport sectors in the European Union

Author(s): Rickels W., Rischer C., Schenuit F., Peterson S.
Published in: Kiel Working Paper, 2023
Publisher: Kiel Institute for the World Economy

The Need for Local Governance of Global Commons: The Example of Blue Carbon Ecosystems

Author(s): Christine Merk, Jonas Grunau, Marie‐Catherine Riekhof, Wilfried Rickels
Published in: Kiel Working Paper, Issue 2201, 2021
Publisher: Kiel Institute for the World Economy

Air-sea gas exchange measurements helped derive in-situ organic and inorganic carbon fixation in response to Ocean Alkalinity Enhancement in a temperate plankton community (opens in new window)

Author(s): Julieta Schneider, Ulf Riebesell, Charly André Moras, Laura Marín-Samper, Leila Kittu, Joaquín Ortíz-Cortes, Kai George Schulz
Published in: Preprint egusphere, 2025
Publisher: Copernicus GmbH
DOI: 10.5194/egusphere-2025-524

Carbon dioxide removal in a global analytic climate economy

Author(s): Felix Meier, Wilfried Rickels, Martin Quaas, Christian Traeger
Published in: Kiel Working Papers, Issue 2227, 2022
Publisher: IfW

Accounting for terrestrial and marine carbon sink enhancement

Author(s): Marius Paschen, Felix Meier, Wilfried Rickels
Published in: Kiel Working Paper, Issue 2204, 2021
Publisher: Kiel Institute for the World Economy

A Research Strategy for Ocean-based Carbon Dioxide Removal and Sequestration (opens in new window)

Author(s): Holly Buck, Ken Buesseler, M. Debora Iglesias-Rodriguez, Kathryn Moran, Andreas Oschlies, Phil Renforth, Joe Roman, Gaurav N. Sant, David A. Siegel, Romany Webb, Angelicque White,
Published in: 2022
Publisher: The National Academies Press
DOI: 10.17226/26278

Ocean alkalinity enhancement in an open ocean ecosystem: Biogeochemical responses and carbon storage durability (opens in new window)

Author(s): Allanah Joy Paul, Mathias Haunost, Silvan Urs Goldenberg, Jens Hartmann, Nicolás Sánchez, Julieta Schneider, Niels Suitner, Ulf Riebesell
Published in: EGUsphere, 2025
Publisher: Copernicus GmbH
DOI: 10.5194/egusphere-2024-417

Surface area and Ω-aragonite oversaturation as controls of the runaway precipitation process in ocean alkalinity enhancement (opens in new window)

Author(s): Niels Suitner, Jens Hartmann, Selene Varliero, Giulia Faucher, Philipp Suessle, Charly A. Moras
Published in: Preprint egusphere, 2025
Publisher: Copernicus GmbH
DOI: 10.5194/egusphere-2025-381

A Code of Conduct for Marine Carbon Dioxide Removal Research

Author(s): Boettcher, Miranda, Chai, Fei, Canothan, Michael, Cooley, Sarah, Keller, David P. , Klinsky, Sonja, Lezaun, Javier, Renforth, Phil, Scobie, Michelle und Webb, Romany M.
Published in: 2023
Publisher: Aspen Institute

Negative Emissions and Carbon Dioxide Removal (CDR) including Ocean Scenarios, NETI Policy Brief 01/2022

Author(s): Sørensen, A (ed), C. Banet, M. Bjordal, M. Bjørndal, J. Fuhrman, D.O. Hessen, M.S. Hole, F. Levihn, C. Merk, M. Mistry, P. Moss, F. Ramos, S. Roussanaly, J.S. Røttereng, J. Skjermo, A. Torvanger, K. Weber, A. Tomasgard
Published in: NETI Policy Brief 01/2022, 2022
Publisher: NTNU

James S. Campbell, Laura Bastianini, Jim Buckman, Liam Bullock, Spyros Foteinis, Veronica Furey, Jess Hamilton, Kirsty Harrington, Olivia K. Hawrot, Phil Holdship, William J. Knapp, Cara N. Maesano, William M. Mayes, Philip A. E. Pogge von Strandmann, Tom Reershemius, Georgina Margaret Rosair, Fiona Sturgeon, Connor Turvey, Sasha Wilson, Phil Renforth (opens in new window)

Author(s): James Campbell, Phil Renforth
Published in: Heriot Watt University - Research Portal, 2023
Publisher: Heriot-Watt University
DOI: 10.17861/2ge7-re08

Geochemical Negative Emissions Technologies: Part II. Roadmap (opens in new window)

Author(s): Cara N. Maesano James S. Campbell Spyros Foteinis Veronica Furey Olivia Hawrot Daniel Pike Silvan Aeschlimann Paul L. Reginato Daniel R. Goodwin Loren L. Looger Edward S. Boyden and Phil Renforth
Published in: Frontiers in climate, 2022, ISSN 2624-9553
Publisher: Frontiers Media SA
DOI: 10.3389/fclim.2022.945332

The rise, fall and rebirth of ocean carbon sequestration as a climate 'solution' (opens in new window)

Author(s): Kari De Pryck, Miranda Boettcher
Published in: Global Environmental Change, Issue 85, 2024, Page(s) 102820, ISSN 0959-3780
Publisher: Elsevier BV
DOI: 10.1016/j.gloenvcha.2024.102820

Publics and counter-publics of net-zero (opens in new window)

Author(s): Jose Maria Valenzuela, Javier Lezaun
Published in: Futures, Issue 156, 2024, Page(s) 103322, ISSN 0016-3287
Publisher: Elsevier BV
DOI: 10.1016/j.futures.2024.103322

Wastewater Treatment for Carbon Dioxide Removal (opens in new window)

Author(s): Vhahangwele Masindi, Spyros Foteinis, Phil Renforth, Efthalia Chatzisymeon
Published in: ACS Omega, Issue 8, 2023, Page(s) 40251-40259, ISSN 2470-1343
Publisher: American Chemical Society (ACS)
DOI: 10.1021/acsomega.3c04231

Broaden Research on Ocean Alkalinity Enhancement to Better Characterize Social Impacts (opens in new window)

Author(s): Sara Nawaz, Javier Lezaun, Jose Maria Valenzuela, Phil Renforth
Published in: Environmental Science & Technology, Issue 57, 2023, Page(s) 8863-8869, ISSN 0013-936X
Publisher: American Chemical Society
DOI: 10.1021/acs.est.2c09595

FOCI-MOPS v1 – integration of marine biogeochemistry within the Flexible Ocean and Climate Infrastructure version 1 (FOCI 1) Earth system model (opens in new window)

Author(s): Chia-Te Chien; Jonathan V. Durgadoo; Dana Ehlert; Ivy Frenger; David P. Keller; Wolfgang Koeve; Iris Kriest; Angela Landolfi; Lavinia Patara; Sebastian Wahl; Andreas Oschlies
Published in: Geoscientific Model Development, Issue 15, 2022, Page(s) 5987–6024, ISSN 1991-959X
Publisher: Copernicus Gesellschaft mbH
DOI: 10.5194/gmd-15-5987-2022

On the emission-path dependency of the efficiency of ocean alkalinity enhancement (opens in new window)

Author(s): Jörg Schwinger, Timothée Bourgeois, Wilfried Rickels
Published in: Environmental Research Letters, Issue 19, 2024, Page(s) 074067, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/ad5a27

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 (opens in new window)

Author(s): Niels Suitner, Giulia Faucher, Carl Lim, Julieta Schneider, Charly A. Moras, Ulf Riebesell, Jens Hartmann
Published in: Biogeosciences, Issue 21, 2024, Page(s) 4587-4604, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-21-4587-2024

Alkalinity biases in CMIP6 Earth system models and implications for simulated CO<sub>2</sub> drawdown via artificial alkalinity enhancement (opens in new window)

Author(s): Claudia Hinrichs, Peter Köhler, Christoph Völker, Judith Hauck
Published in: Biogeosciences, Issue 20, 2025, Page(s) 3717-3735, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-20-3717-2023

Grappling with a sea change: Tensions in expert imaginaries of marine carbon dioxide removal (opens in new window)

Author(s): Sara Nawaz, Javier Lezaun
Published in: Global Environmental Change, Issue 85, 2024, Page(s) 102806, ISSN 0959-3780
Publisher: Elsevier BV
DOI: 10.1016/j.gloenvcha.2024.102806

Irreversible loss in marine ecosystem habitability after a temperature overshoot (opens in new window)

Author(s): Yeray Santana-Falcón, Akitomo Yamamoto, Andrew Lenton, Chris D. Jones, Friedrich A. Burger, Jasmin G. John, Jerry Tjiputra, Jörg Schwinger, Michio Kawamiya, Thomas L. Frölicher, Tilo Ziehn, Roland Séférian
Published in: Communications Earth &amp; Environment, Issue 4, 2023, ISSN 2662-4435
Publisher: Springer Science and Business Media LLC
DOI: 10.1038/s43247-023-01002-1

The role of soils in the regulation of ocean acidification. (opens in new window)

Author(s): Renforth, P.; Campbell, J. S.
Published in: Philosophical Transactions of the Royal Society B: Biological Sciences, Issue 376 (1834), Art.Nr. 20200174, 2021, ISSN 1471-2970
Publisher: Royal Society
DOI: 10.1098/rstb.2020.0174

CMIP6 models agree on similar carbon cycle feedbacks between enhancing terrestrial and marine carbon sinks (opens in new window)

Author(s): Hao-Wei Wey, Yiannis Moustakis, Tobias Nützel, Andreas Oschlies, Jörg Schwinger, Tomohiro Hajima, Rosie A Fisher, Tilo Ziehn, Spencer K Liddicoat, Tronje P Kemena, David P Keller
Published in: Environmental Research Letters, Issue 20, 2025, Page(s) 054029, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/adc617

Carbon Dioxide Removal via Macroalgae Open-ocean Mariculture and Sinking: An Earth System Modeling Study (opens in new window)

Author(s): Jiajun Wu, David P. Keller, and Andreas Oschlies
Published in: Earth System Dynamics, Issue 14, 2023, Page(s) 185–221, ISSN 2190-4979
Publisher: Copernicus Gesellschaft mbH
DOI: 10.5194/esd-14-185-2023

Ocean-based negative emissions technologies: a governance framework review (opens in new window)

Author(s): Lina Röschel, Barbara Neumann
Published in: Frontiers in Marine Science, Issue 10, 2024, ISSN 2296-7745
Publisher: Frontiers Media SA
DOI: 10.3389/fmars.2023.995130

Cascading effects augment the direct impact of CO2 on phytoplankton growth in a biogeochemical model (opens in new window)

Author(s): Miriam Seifert; Cara Nissen; Björn Rost; Judith Hauck
Published in: EPIC3Elementa: Science of the Anthropocene, Issue 10 (1): 00104, 2022, ISSN 2325-1026
Publisher: University of California Press
DOI: 10.1525/elementa.2021.00104

Riverine nitrogen supply to the global ocean and its limited impact on global marine primary production: a feedback study using an Earth system model (opens in new window)

Author(s): Miriam Tivig, David P. Keller, Andreas Oschlies
Published in: Biogeosciences, Issue 18, 2025, Page(s) 5327-5350, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-18-5327-2021

Growth response of <i>Emiliania huxleyi</i> to ocean alkalinity enhancement (opens in new window)

Author(s): Giulia Faucher, Mathias Haunost, Allanah Joy Paul, Anne Ulrike Christiane Tietz, Ulf Riebesell
Published in: Biogeosciences, Issue 22, 2025, Page(s) 405-415, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-22-405-2025

A review of measurement for quantification of carbon dioxide removal by enhanced weathering in soil (opens in new window)

Author(s): Matthew O. Clarkson, Christina S. Larkin, Philipp Swoboda, Tom Reershemius, T. Jesper Suhrhoff, Cara N. Maesano, James S. Campbell
Published in: Frontiers in Climate, Issue 6, 2024, ISSN 2624-9553
Publisher: Frontiers Media SA
DOI: 10.3389/fclim.2024.1345224

The need for local governance of global commons: The example of blue carbon ecosystems (opens in new window)

Author(s): Merk, C., Grunau, J., Riekhof, M.C., Rickels, W.
Published in: Ecoological Economis, Issue 201, 107581, 2022, ISSN 0921-8009
Publisher: Elsevier BV
DOI: 10.1016/j.ecolecon.2022.107581

Mesocosm experiments in ocean alkalinity enhancement research (opens in new window)

Author(s): Ulf Riebesell, Daniela Basso, Sonja Geilert, Andrew W. Dale, Matthias Kreuzburg
Published in: State of the Planet, Issue 2-oae2023, 2025, Page(s) 1-14, ISSN 2752-0706
Publisher: Copernicus GmbH
DOI: 10.5194/sp-2-oae2023-6-2023

Assessing the impact of CO<sub>2</sub>-equilibrated ocean alkalinity enhancement on microbial metabolic rates in an oligotrophic system (opens in new window)

Author(s): Laura Marín-Samper, Javier Arístegui, Nauzet Hernández-Hernández, Joaquín Ortiz, Stephen D. Archer, Andrea Ludwig, Ulf Riebesell
Published in: Biogeosciences, Issue 21, 2024, Page(s) 2859-2876, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-21-2859-2024

Meeting Carbon Dioxide Removal Demand in 2030: The Potential of Macroalgae Cultivation and Harvest (opens in new window)

Author(s): Lotta Siebert, Jiajun Wu, Lena-Katharina Bednarz, David Keller, Felix Meier, Christine Merk, Sonja Peterson, Wilfried Rickels
Published in: Journal of Ocean and Coastal Economics, Issue 12, 2025, ISSN 2373-8456
Publisher: Center for the Blue Economy
DOI: 10.15351/2373-8456.1203

Emit now, mitigate later? Earth system reversibilityunder overshoots of different magnitudes and durations (opens in new window)

Author(s): Jörg Schwinger, Ali Asaadi, Norman Julius Steinert, and Hanna Lee
Published in: Earth System Dynamics, Issue 13, 2022, Page(s) 1641–1665, ISSN 2190-4979
Publisher: Copernicus Gesellschaft mbH
DOI: 10.5194/esd-13-1641-2022

Riverine nutrient impact on global ocean nitrogen cycle feedbacks and marine primary production in an Earth system model (opens in new window)

Author(s): Miriam Tivig, David P. Keller, Andreas Oschlies
Published in: Biogeosciences, Issue 21, 2024, Page(s) 4469-4493, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-21-4469-2024

Life Cycle Assessment of Coastal Enhanced Weathering for Carbon Dioxide Removal from Air (opens in new window)

Author(s): Spyros Foteinis, James S Campbell, Phil Renforth
Published in: Environmental Science &amp; Technology, Issue 57, 2023, Page(s) 6169-6178, ISSN 0013-936X
Publisher: American Chemical Society
DOI: 10.1021/acs.est.2c08633

A method to identify barriers to and enablers of implementing climate change mitigation options. (opens in new window)

Author(s): Linda Steg, Janet Veldstra, Kiane de Kleijne, Şiir Kılkış, André F.P. Lucena, Lars J. Nilsson, Masahiro Sugiyama, Pete Smith, Massimo Tavoni, Heleen de Coninck, Renée van Diemen, Phil Renforth, Sebastian Mirasgedis, Gregory Nemet, Robert Görsch, Helene Muri, Paolo Bertoldi, Luisa F. Cabeza, Érika Mata, Aleksandra Novikova, Lucas R. Caldas, Marta Chàfer, Radhika Khosla, David Vérez
Published in: One Earth, Issue Volume 5, Issue 11, 2022, Page(s) 1216-1227, ISSN 2590-3322
Publisher: Elsevier
DOI: 10.1016/j.oneear.2022.10.007

The ocean carbon sink enhances countries’ inclusive wealth and reduces the cost of national climate policies (opens in new window)

Author(s): Wilfried Rickels, Felix Meier, Sonja Peterson, Sina Rühland, Sneha Thube, Johannes Karstensen, Conny Posern, Claudia Wolff, Athanasios T. Vafeidis, Patricia Grasse, Martin Quaas
Published in: Communications Earth &amp; Environment, Issue 5, 2024, ISSN 2662-4435
Publisher: Springer Science and Business Media LLC
DOI: 10.1038/s43247-024-01674-3

Resilience of Phytoplankton and Microzooplankton Communities under Ocean Alkalinity Enhancement in the Oligotrophic Ocean (opens in new window)

Author(s): Xiaoke Xin, Silvan Urs Goldenberg, Jan Taucher, Annegret Stuhr, Javier Arístegui, Ulf Riebesell
Published in: Environmental Science &amp; Technology, Issue 58, 2024, Page(s) 20918-20930, ISSN 0013-936X
Publisher: American Chemical Society
DOI: 10.1021/acs.est.4c09838

Ocean alkalinity enhancement (OAE) does not cause cellular stress in a phytoplankton community of the subtropical Atlantic Ocean (opens in new window)

Author(s): Librada Ramírez, Leonardo J. Pozzo-Pirotta, Aja Trebec, Víctor Manzanares-Vázquez, José L. Díez, Javier Arístegui, Ulf Riebesell, Stephen D. Archer, María Segovia
Published in: Biogeosciences, Issue 22, 2025, Page(s) 1865-1886, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-22-1865-2025

Biogeochemical Timescales of Climate Change Onset and Recovery in the North Atlantic Interior Under Rapid Atmospheric CO2 Forcing (opens in new window)

Author(s): Leonardo Bertini and Jerry Tjiputra
Published in: Journal of Geophysical Research - Oceans, Issue 127, 2022, ISSN 2169-9291
Publisher: Wiley-Blackwell
DOI: 10.1029/2021jc017929

Hugging the Shore: Tackling Marine Carbon Dioxide Removal as a Local Governance Problem (opens in new window)

Author(s): Javier Lezaun
Published in: Frontiers in Climate, Issue 3:684063, 2021, ISSN 2624-9553
Publisher: Lausanne: Frontiers Media SA
DOI: 10.3389/fclim.2021.684063

Plankton food web structure and productivity under ocean alkalinity enhancement (opens in new window)

Author(s): Nicolás Sánchez, Silvan U. Goldenberg, Daniel Brüggemann, Cornelia Jaspers, Jan Taucher, Ulf Riebesell
Published in: Science Advances, Issue 10, 2024, ISSN 2375-2548
Publisher: American Association for the Advancement of Science (AAAS)
DOI: 10.1126/sciadv.ado0264

Particle fluxes by subtropical pelagic communities under ocean alkalinity enhancement (opens in new window)

Author(s): Philipp Suessle, Jan Taucher, Silvan Urs Goldenberg, Moritz Baumann, Kristian Spilling, Andrea Noche-Ferreira, Mari Vanharanta, Ulf Riebesell
Published in: Biogeosciences, Issue 22, 2025, Page(s) 71-86, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-22-71-2025

Early life stages of fish under ocean alkalinity enhancement in coastal plankton communities (opens in new window)

Author(s): Silvan Urs Goldenberg, Ulf Riebesell, Daniel Brüggemann, Gregor Börner, Michael Sswat, Arild Folkvord, Maria Couret, Synne Spjelkavik, Nicolás Sánchez, Cornelia Jaspers, Marta Moyano
Published in: Biogeosciences, Issue 21, 2024, Page(s) 4521-4532, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-21-4521-2024

Stability of alkalinity in Ocean Alkalinity Enhancement (OAE) approaches – consequences for durability of CO2 storage (opens in new window)

Author(s): Hartmann, Jens; Suitner, Niels; Lim, Carl; Schneider, Julieta; Marín-Samper, Laura; Arístegui, Javier; Renforth, Phil; Taucher, Jan; Riebesell, Ulf
Published in: Biogeosciences, Issue 20, 2023, Page(s) 781-802, ISSN 1726-4170
Publisher: European Geosciences Union (EGU).
DOI: 10.5194/bg-20-781-2023

Mögliche Effizienzgewinne durch die Einführung eines länderübergreifenden Emissionshandels für den Gebäude- und Straßenverkehrssektor in der Europäischen Union (opens in new window)

Author(s): Wilfried Rickels, Christian Rischer, Felix Schenuit, Sonja Peterson
Published in: Perspektiven der Wirtschaftspolitik, Issue 25, 2024, Page(s) 70-80, ISSN 1465-6493
Publisher: Blackwell Publishing Inc.
DOI: 10.1515/pwp-2023-0022

Geochemical Negative Emissions Technologies: Part I. Review (opens in new window)

Author(s): James S. Campbell, Spyros Foteinis Veronica Furey Olivia Hawrot Daniel Pike Silvan Aeschlimann, Cara N. Maesano Paul L. Reginato Daniel R. Goodwin Loren L. Looger Edward S. Boyden and Phil Renforth
Published in: Frontiers in Climate, Issue 4, 2022, ISSN 2624-9553
Publisher: Frontiers Media SA
DOI: 10.3389/fclim.2022.879133

Responses of microbial metabolic rates to non-equilibrated silicate- versus calcium-based ocean alkalinity enhancement (opens in new window)

Author(s): Laura Marín-Samper, Javier Arístegui, Nauzet Hernández-Hernández, Ulf Riebesell
Published in: Biogeosciences, Issue 21, 2024, Page(s) 5707-5724, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-21-5707-2024

Potential impacts of marine carbon dioxide removal on ocean oxygen (opens in new window)

Author(s): Andreas Oschlies, Caroline P Slomp, Andrew H Altieri, Natalya D Gallo, Marilaure Gregoire, Kirsten Isensee, Lisa A Levin, Jiajun Wu
Published in: Environmental Research Letters, Issue 20, 2025, Page(s) 073002, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/ade0d4

The meaning of net zero and how to get it right (opens in new window)

Author(s): Sam Fankhauser; Stephen M. Smith; Myles Allen; Kaya Axelsson; Thomas Hale; Cameron Hepburn; J. Michael Kendall; Radhika Khosla; Javier Lezaun; Eli Mitchell-Larson; Michael Obersteiner; Lavanya Rajamani; Rosalind Rickaby; Nathalie Seddon; Thom Wetzer
Published in: Nature Climate Change, Issue 12, 2022, Page(s) 15–21, ISSN 1758-6798
Publisher: Nature Publishing Group
DOI: 10.1038/s41558-021-01245-w

Ocean alkalinity enhancement in an open-ocean ecosystem: biogeochemical responses and carbon storage durability (opens in new window)

Author(s): Allanah Joy Paul, Mathias Haunost, Silvan Urs Goldenberg, Jens Hartmann, Nicolás Sánchez, Julieta Schneider, Niels Suitner, Ulf Riebesell
Published in: Biogeosciences, Issue 22, 2025, Page(s) 2749-2766, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-22-2749-2025

Assessing the technical aspects of ocean-alkalinity-enhancement approaches (opens in new window)

Author(s): Matthew D. Eisaman, Sonja Geilert, Phil Renforth, Laura Bastianini, James Campbell, Andrew W. Dale, Spyros Foteinis, Patricia Grasse, Olivia Hawrot, Carolin R. Löscher, Greg H. Rau, Jakob Rønning
Published in: State of the Planet, Issue 2-oae2023, 2025, Page(s) 1-29, ISSN 2752-0706
Publisher: Copernicus GmbH
DOI: 10.5194/sp-2-oae2023-3-2023

Using ikaite and other hydrated carbonate minerals to increase ocean alkalinity for carbon dioxide removal and environmental remediation (opens in new window)

Author(s): Renforth, P., Baltruschat, S., Peterson, K., Mihailova, B. D., & Hartmann, J.
Published in: Joule, Issue 6 (12), 2022, Page(s) 2674-2679, ISSN 2542-4351
Publisher: Elsevier
DOI: 10.1016/j.joule.2022.11.001

Climate targets, carbon dioxide removal, and the potential role of ocean alkalinity enhancement (opens in new window)

Author(s): Andreas Oschlies, Lennart T. Bach, Rosalind E. M. Rickaby, Terre Satterfield, Romany Webb, Jean-Pierre Gattuso
Published in: State of the Planet, Issue 2-oae2023, 2025, Page(s) 1-9, ISSN 2752-0706
Publisher: Copernicus GmbH
DOI: 10.5194/sp-2-oae2023-1-2023

Life cycle assessment of ocean liming for carbon dioxide removal fromthe atmosphere (opens in new window)

Author(s): Spyros Foteinis, John Andresen, Francesco Campo, Stefano Caserini ,Phil Renforth
Published in: Journal of Cleaner Production, Issue 370, 2022, ISSN 0959-6526
Publisher: Elsevier BV
DOI: 10.1016/j.jclepro.2022.133309

Energy potentials and water requirements from perennial grasses on abandoned land in the former Soviet Union (opens in new window)

Author(s): Jan Sandstad Næss; Cristina Maria Iordan; Helene Muri; Francesco Cherubini
Published in: Environmental Research Letters, Issue 17, 2022, Page(s) 045017, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/ac5e67

Public Perceptions of Ocean-Based Carbon Dioxide Removal: The Nature-Engineering Divide? (opens in new window)

Author(s): Christine Bertram; Christine Merk
Published in: Frontiers in Climate, Issue 2:594194, 2020, ISSN 2624-9553
Publisher: Lausanne: Frontiers Media SA
DOI: 10.3389/fclim.2020.594194

Can ‘Net Zero’ still be an instrument of climate justice? (opens in new window)

Author(s): Radhika Khosla, Javier Lezaun, Alexis McGivern, Jessica Omukuti
Published in: Environmental Research Letters, Issue 18, 2023, Page(s) 061001, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/acd130

Editorial: The Role of Ocean-Based Negative Emission Technologies for Climate Mitigation (opens in new window)

Author(s): David P. Keller; Kerryn Brent; Lennart T. Bach; Wilfried Rickels
Published in: Frontiers in Climate, Issue 3:743816, 2021, ISSN 2624-9553
Publisher: Lausanne: Frontiers Media SA
DOI: 10.3389/fclim.2021.743816

Scientific literature on carbon dioxide removal revealed as much larger through AI-enhanced systematic mapping (opens in new window)

Author(s): Sarah Lück, Max Callaghan, Malgorzata Borchers, Annette Cowie, Sabine Fuss, Matthew Gidden, Jens Hartmann, Claudia Kammann, David P. Keller, Florian Kraxner, William F. Lamb, Niall Mac Dowell, Finn Müller-Hansen, Gregory F. Nemet, Benedict S. Probst, Phil Renforth, Tim Repke, Wilfried Rickels, Ingrid Schulte, Pete Smith, Stephen M. Smith, Daniela Thrän, Tiffany G. Troxler, Volker Sick, Mijndert
Published in: Nature Communications, Issue 16, 2025, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-025-61485-8

Earth system responses to carbon dioxide removal as exemplified by ocean alkalinity enhancement: tradeoffs and lags (opens in new window)

Author(s): Aurich Jeltsch-Thömmes, Giang Tran, Sebastian Lienert, David P Keller, Andreas Oschlies, Fortunat Joos
Published in: Environmental Research Letters, Issue 19, 2024, Page(s) 054054, ISSN 1748-9326
Publisher: Institute of Physics Publishing
DOI: 10.1088/1748-9326/ad4401

Investigating the effect of silicate- and calcium-based ocean alkalinity enhancement on diatom silicification (opens in new window)

Author(s): Aaron Ferderer, Kai G. Schulz, Ulf Riebesell, Kirralee G. Baker, Zanna Chase, Lennart T. Bach
Published in: Biogeosciences, Issue 21, 2025, Page(s) 2777-2794, ISSN 1726-4189
Publisher: Copernicus GmbH
DOI: 10.5194/bg-21-2777-2024

Prudent carbon dioxide removal strategies hedge against high climate sensitivity (opens in new window)

Author(s): Theresa Schaber, Tommi Ekholm, Joonas Merikanto, Antti-Ilari Partanen
Published in: Communications Earth &amp; Environment, Issue 5, 2024, ISSN 2662-4435
Publisher: Springer Science and Business Media LLC
DOI: 10.1038/s43247-024-01456-x

SolACE - Solar Geoengineering in an Analytic Climate Economy (opens in new window)

Author(s): Meier, F., Trager, C.
Published in: SSRN Working Paper, 2022, ISSN 1556-5068
Publisher: Elsevier
DOI: 10.2139/ssrn.3958821

Chapter 7: Geochemical Negative Emission Technologies (opens in new window)

Author(s): Olivia Hawrot ; James Campbell ; Frances Buckingham ; Phil Renforth
Published in: Greenhouse Gas Removal Technologies, 2022
Publisher: Royal Society of Chemistry
DOI: 10.1039/9781839165245-00138

Global governance of ocean-based negative emission technologies. Exploring gaps, challenges, and opportunities. (opens in new window)

Author(s): Neumann, B., Röschel, L.
Published in: EGU General Assembly 2022, 23–27 May 2022, 2022, Page(s) EGU22-893
Publisher: EGU
DOI: 10.5194/egusphere-egu22-893

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