Results 41 to 50 of about 1,403,380 (198)

Ocean deoxygenation caused non‐linear responses in the structure and functioning of benthic ecosystems

open access: yesGlobal Change Biology, 2023
The O2 content of the global ocean has been declining progressively over the past decades, mainly because of human activities and global warming. Nevertheless, how long‐term deoxygenation affects macrobenthic communities, sediment biogeochemistry and ...
Ludovic Pascal   +6 more
semanticscholar   +1 more source

Facing Marine Deoxygenation

open access: yes, 2020
Marine deoxygenation is increasingly recognized as a major environmental threat. Global warming leads a substantial part of this deoxygenation trend and, it is foreseen to exacerbate during the next decades both in the open ocean and in the coastal ...

core   +1 more source

Irreversible loss in marine ecosystem habitability after a temperature overshoot

open access: yesCommunications Earth & Environment, 2023
Anthropogenic warming of the oceans and associated deoxygenation are altering marine ecosystems. Current knowledge suggests these changes may be reversible on a centennial timescale at the ocean surface but irreversible at deeper depths even if global ...
Yeray Santana-Falcón   +11 more
doaj   +1 more source

Indian Ocean glacial deoxygenation and respired carbon accumulation during mid-late Quaternary ice ages

open access: yesNature Communications, 2023
Reconstructions of ocean oxygenation are critical for understanding the role of respired carbon storage in regulating atmospheric CO2. Independent sediment redox proxies are essential to assess such reconstructions.
Liao Chang   +15 more
semanticscholar   +1 more source

Reviews and syntheses: Biological indicators of low-oxygen stress in marine water-breathing animals [PDF]

open access: yesBiogeosciences
Anthropogenic warming and nutrient over-enrichment of our oceans have resulted in significant, and often catastrophic, reductions in dissolved oxygen (deoxygenation).
M. R. Roman   +10 more
doaj   +1 more source

Can green hydrogen production be used to mitigate ocean deoxygenation? A scenario from the Gulf of St. Lawrence

open access: yesMitigation and Adaptation Strategies for Global Change, 2023
Ocean deoxygenation and expansion and intensification of hypoxia in the ocean are a major, growing threat to marine ecosystems. Measures currently used to protect marine biodiversity (e.g., marine protected areas) are ineffective in countering this ...
Douglas W. R. Wallace   +4 more
semanticscholar   +1 more source

Impacts of Ocean Deoxygenation on Marine Benthos in the Gulf of Mexico

open access: yesBulletin of the Florida Museum of Natural History, 2023
Ocean deoxygenation is a growing concern globally. Oxygen is less soluble in warm water, and warming temperatures also result in the slowdown of ocean circulation which limits oxygen delivery to deeper waters.
P. Harnik, A. Chao, K. Collins, M. Rillo
semanticscholar   +1 more source

Aerobic growth index (AGI): An index to understand the impacts of ocean warming and deoxygenation on global marine fisheries resources [PDF]

open access: yes, 2021
Ocean warming and deoxygenation are affecting the physiological performance of marine species by increasing their oxygen demand while reducing oxygen supply.
Reygondeau, Gabriel   +5 more
core   +1 more source

Ocean deoxygenation from climate change [PDF]

open access: yes, 2019
Summary • According to the most recent observational estimate, the ocean lost 2% of its oxygen inventory between 1960 and 2010. • About 15% (range 10-30%) of the oxygen loss is attributed to warming-induced decline in solubility (high confidence ...
Oschlies, Andreas
core   +3 more sources

Comparison of ocean deoxygenation between CMIP models and an observational dataset in the North Pacific from 1958 to 2005

open access: yesFrontiers in Marine Science, 2023
This study investigated the relationship between the observed and simulated dissolved oxygen (O2) inventory changes in the North Pacific by analyzing an observational dataset and the outputs of Coupled Model Intercomparison Project Phase 5 and 6 (CMIP5/6)
Yumi Abe, S. Minobe
semanticscholar   +1 more source

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