Results 21 to 30 of about 355 (146)

Ocean alkalinity enhancement in an open-ocean ecosystem: biogeochemical responses and carbon storage durability [PDF]

open access: yesBiogeosciences
Ocean alkalinity enhancement (OAE) is considered for the long-term removal of gigatonnes of carbon dioxide (CO2) from the atmosphere to achieve our climate goals.
A. J. Paul   +7 more
doaj   +3 more sources

Earth system responses to carbon dioxide removal as exemplified by ocean alkalinity enhancement: tradeoffs and lags [PDF]

open access: yesEnvironmental Research Letters
Carbon dioxide removal (CDR) is discussed for offsetting residual greenhouse gas emissions or even reversing climate change. All emissions scenarios of the Intergovernmental Panel on Climate Change that meet the ‘well below 2 °C’ warming target of the ...
Aurich Jeltsch-Thömmes   +5 more
doaj   +2 more sources

Quantifying Marine Carbon Dioxide Removal via Alkalinity Enhancement Across Circulation Regimes Using ECCO‐Darwin and 1D Models

open access: yesJournal of Advances in Modeling Earth Systems
Ocean Alkalinity Enhancement (OAE) is emerging as a viable method for removing anthropogenic CO2 emissions from the atmosphere to mitigate climate change.
Kay Suselj   +7 more
doaj   +2 more sources

Assessing the efficacy of river-based ocean alkalinity enhancement for carbon sequestration under high emission pathways [PDF]

open access: yesBiogeosciences
Among various proposed geoengineering methods, ocean alkalinity enhancement (OAE) stands out as a unique solution. By mimicking natural weathering processes, OAE can simultaneously enhance oceanic carbon uptake and mitigate ocean acidification.
X.-Y. Zhu, S. Li, W.-L. Wang
doaj   +3 more sources

Ocean Alkalinity Enhancement in Deep Water Formation Regions Under Low and High Emission Pathways [PDF]

open access: yesEarth's Future
Ocean Alkalinity Enhancement (OAE) is an ocean‐based Carbon Dioxide Removal (CDR) method to mitigate climate change. Studies to characterize regional differences in OAE efficiencies and biogeochemical effects are still sparse.
Tanvi Nagwekar   +2 more
doaj   +2 more sources

Prey dynamics as a buffer: enhancing copepod resilience to ocean alkalinity enhancement [PDF]

open access: yesEnvironmental Research Letters
Ocean alkalinity enhancement (OAE) aims to counteract climate change by increasing the ocean’s carbon storage capacity through the addition of alkaline substances into seawater. However, this process alters seawater chemistry, increasing total alkalinity
Amrita Bhaumik   +4 more
doaj   +2 more sources

Alkalinity enhancement in subduction regions and the global ocean: efficiency, earth system feedbacks, and scenario sensitivity [PDF]

open access: yesEnvironmental Research Letters
Ocean alkalinity enhancement (OAE) refers to the addition of alkaline material to the surface ocean, which shifts carbonate chemistry towards more oceanic uptake of atmospheric CO _2 .
Tanvi Nagwekar   +3 more
doaj   +2 more sources

Preliminary Appraisal of a Correlation Between Glaciations and Large Igneous Provinces Over the Past 720 Million Years

open access: yesGeophysical Monograph Series, Page 169-190., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Nasrrddine Youbi   +9 more
wiley  

+2 more sources

Guide to Best Practices in Ocean Alkalinity Enhancement Research (OAE Guide 23) [PDF]

open access: yes, 2023
Ocean alkalinity enhancement (OAE) is a marine carbon dioxide removal (CDR) approach. Publicly funded research projects have begun, and philanthropic funding and start-ups are collectively pushing the field forward.
Gattuso, J. P.   +7 more
openaire   +3 more sources

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