[PDF] Top 20 Ocean acidification affects iron speciation in seawater
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Ocean acidification affects iron speciation in seawater
... were obtained from 2.5 m depth via syringe pumping through PTFE tubing, immediately followed by 0.2 µm filtration and injection into CL-FIA system. Additionally, Fe(II) oxida- tion rates were determined on 0.2 µm ... See full document
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Towards accounting for dissolved iron speciation in global ocean models
... the seawater Fe cycle, which impact its spe- ciation and bioavailability, are simplified in such OGCBMs due to gaps in understanding and to avoid high computational ...costs. In a similar ... See full document
15
CO<sub>2</sub>-induced seawater acidification affects physiological performance of the marine diatom <i>Phaeodactylum tricornutum</i>
... While the ongoing ocean acidification has been shown to adversely affect calcifying marine organisms (Riebesell et al., 2000; Gao and Zheng, 2010) though stimulated produc- tivity was observed ... See full document
9
CO<sub>2</sub>-induced seawater acidification affects physiological performance of the marine diatom <I>Phaeodactylum tricornutum</I>
... ongoing ocean acidification may cause diatoms to increase growth, down-regulate their CCM, and experience enhanced photo-inhibition and dark ...factor in determining the net effect of rising ... See full document
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Ocean acidification state in western Antarctic surface waters: drivers and interannual variability
... shelves in western Antarctica, relatively warm Circumpolar Deep Water (CDW) enters the continental shelf through troughs and mixes with fresh and cold AASW becoming mCDW ...lies in the area south of 60 ◦ S, ... See full document
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Resilience to temperature and pH changes in a future climate change scenario in six strains of the polar diatom <i>Fragilariopsis cylindrus</i>
... decrease in pH but also to other concurrent changes such as increased SST, which is why it is important to consider cumulative effects of multiple climate stressors ... See full document
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Ocean acidification accelerates dissolution of experimental coral reef communities
... calcification in the field and in the flumes suggest that the communities assembled in the flumes effectively mimicked both the biological communi- ties and the physical and chemical conditions ... See full document
8
Genomewide transcriptional reprogramming in the seagrass Cymodocea nodosa under experimental ocean acidification
... role in photosynthesis (Photosystem II D2 protein, Ribulose bisphosphate carboxylase small chain), protein folding and transport (Heat shock 70 kDa protein 6, ADP-ribosylation factor 1, Peptidyl-prolyl cis-trans ... See full document
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Ocean acidification accelerates dissolution of experimental coral reef communities
... present seawater conditions, and might exceed precipitation of calcium carbonate by 2100 (Andersson et ...Further, in situ manipulations show that elevated pCO 2 (∼ 800 µatm) can switch the calcifica- tion ... See full document
17
Recruitment and Succession in a Tropical Benthic Community in Response to In-Situ Ocean Acidification.
... Ocean acidification is predicted to directly impact calcifying organisms by reducing calcifi- cation ...how acidification may impact commu- nities by altering competitive interactions between ... See full document
16
Inter- and intra-specific responses of coccolithophores to CO<sub>2</sub>-induced ocean acidification
... nomenon, we found that the pH values of the cultures incubated at 380 and 2000 µatm of CO 2 ranged between 8.81 and 7.62 on the 7th day (Table S1 and Fig. S2), and a shift in pH was caused by comparing blanks with ... See full document
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Adriana Rodrigues Perretti 1,5 , Ana Cecília Rizzatti de Albergaria-Barbosa 2,5 , Rodrigo Kerr 3,5, Leticia Cotrim da Cunha 4,5
... BAKKER, D. C. E., PFEIL, B., LANDA, C. S., METZI, N., O’BRIEN, K. M., OLSEN, A., NOJIRI, Y., SCHUSTER, U., STEINHOFF, T., SWEENEY, C., TAKAHASHI, T., TIL- BROOK, B., WADA, C., WANNINKHOF, R., ALIN, S. R., BALESTRINI, C. ... See full document
9
Green speciation of iron using aqueous two-phase system
... hole in chemical and biological functions as phytoplankton growth, respiratory, photosynthetic electron transport chains, synthesis of chlorophyll, and reduction of nitrate and nitrite (Lin and Twining 2012, ... See full document
16
Quím. Nova vol.35 número3
... the speciation of iron on the membrane disk was as ...of iron(III) and iron(II) sam- ple solution (adjusted to pH ...extracted iron(III) was stripped from the membrane disk using 9 mL ... See full document
6
Dissolved greenhouse gases (nitrous oxide and methane) associated with the naturally iron-fertilized Kerguelen region (KEOPS 2 cruise) in the Southern Ocean
... Bopp, L.,Bowie, A., Brunet, C., Brussaard, K., Carlotti, F., Chris- taki, U., Corbiére, A., Durand, I., Ebersbach, F., Fuda, J. L., Gar- cia, N., Gerringa, L. J. A., Griffiths, F. B., Guigue, C., Guillerm, C., Jacquet, ... See full document
16
Seawater capacitance – a promising proxy for mapping and characterizing drifting hydrocarbon plumes in the deep ocean
... oil in seawater gives rise to a large distributed ...evolving in the deep ocean. A side benefit demonstrated in some earlier sea-trials is that this same approach in modified ... See full document
16
Dilution of seawater affects the Ca2 + transport in the outer mantle epithelium of crassostrea gigas
... role in the Ca 2+ metabolism of the mantle ...found in most invertebrates, although this gene can undergo alternative splicing to produce multiple tissue specific proteins (Altshuler et ...predominantly ... See full document
15
Sedimentary and mineral dust sources of dissolved iron to the World Ocean
... with iron inputs only from dust (DustOnly), and with the LowFe and HighDesorp simulations (see text for ...change in flux relative to the New simulation is shown in ...(PP in PgC/yr), export ... See full document
49
European lobster (Homarus gammarus) larvae under an acidification scenario: addressing biochemical, development and behaviour responses
... observed in the crustacean copepod Calanus sinicus (Dajuan et ...which, in case of increasing ROS formed in the OA scenario, can result in damage in macromolecules, as actually verified ... See full document
84
Does ocean acidification induce an upward flux of marine aggregates?
... organic carbon should drop to <10% and the upward flux should raise to >90% af- ter a diminution of seawater pH of 0.2 units or more (Fig. 5). This scenario should be considered cautiously for several ... See full document
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