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Southern Ocean

Southern Ocean

Southern Ocean

... SAM (Gordon et al. 2007), and/or reduced sea ice concentra- tion and upper-ocean instability from upwelling of warm and salty waters on the flanks of Maud Rise (Gordon and Huber 1995; Lindsay et al. 2004; de Steur ...

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Photosynthetic performance and productivity of phytoplankton in the Southern Ocean

Photosynthetic performance and productivity of phytoplankton in the Southern Ocean

... p < 0.01, n = 85) but the relationship between the methods differed vertically and spatially, mainly due to the effect of non-photochemical quenching under high irradiance. This indi- cates the FRR fluorometry ...

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Factors controlling coccolithophore biogeography in the Southern Ocean

Factors controlling coccolithophore biogeography in the Southern Ocean

... of Southern Ocean phytoplank- ton controls the local biogeochemistry and the export of macronutrients to lower latitudes and ...the Southern Ocean (24– 78 ◦ S) that has been extended to ...

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The Impact of the Processes in the Southern Ocean on ENSO Development

The Impact of the Processes in the Southern Ocean on ENSO Development

... the Southern and Pacific ...Indian Ocean can be seen in Figure 1 presenting temperature anomalies on the zonal cross- section along the equator in the Indian and Pacific ...the Southern Hemisphere ...

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Overturning cells in the Southern Ocean and subtropical gyres

Overturning cells in the Southern Ocean and subtropical gyres

... The overturning circulation in the subtropical gyres must necessarily have a diapycnal component and so must differ from that in the Southern Ocean. However, the wind-induced coupling of the overturning and ...

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Photosynthetic performance and productivity of phytoplankton in the Southern Ocean

Photosynthetic performance and productivity of phytoplankton in the Southern Ocean

... p < 0.01, n = 85) but the relationship between the methods differed vertically and spatially, mainly due to the effect of non-photochemical quenching under high irradiance. This indi- cates the FRR fluorometry ...

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Imprint of Southern Ocean mesoscale eddies on chlorophyll

Imprint of Southern Ocean mesoscale eddies on chlorophyll

... mesoscale ocean eddies are ubiqui- tous in the Southern Ocean, their average regional and sea- sonal association with phytoplankton has not been quanti- fied systematically ...the Southern ...

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Recent trends in the Southern Ocean eddy field

Recent trends in the Southern Ocean eddy field

... the ocean circulation, within computational ...in Southern Ocean wind stress magnitude and wind stress ...on Southern Ocean zonal transport or EKE in this ...decadal Southern ...

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Southern Ocean carbon-wind stress feedback

Southern Ocean carbon-wind stress feedback

... the Southern Ocean air–sea fluxes of ...the Southern Ocean mixed layer where it is exposed to the atmosphere, leading to ...the ocean uptake of anthropogenic ...the Southern ...

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On the distribution of bomb carbon-14 in the Southern Ocean

On the distribution of bomb carbon-14 in the Southern Ocean

... In an earlier WOCE newsletter (Ribbe & Tomczak, 1995) we reported on the development of an off-line radiocarbon validated tracer model for the Southern Ocean based on the Fine Resolution Antarctic Model ...

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The Southern Ocean as a constraint to reduce uncertainty in future ocean carbon sinks

The Southern Ocean as a constraint to reduce uncertainty in future ocean carbon sinks

... the ocean when compared with two independent observationally based estimates of about ...the Southern Ocean as a source of carbon to the atmosphere at about ...

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Dynamics of Southern Ocean Mixed Layers

Dynamics of Southern Ocean Mixed Layers

... the Southern Ocean is studied using a 1/10° ocean general circulation ...the Southern Ocean at depths of 250, 500, and 1000 m during both summer and winter ...

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Opening the window to the Southern Ocean: the role of jet dynamics

Opening the window to the Southern Ocean: the role of jet dynamics

... in Southern Ocean ...global ocean models to fully resolve Reynolds stresses, these models rely on parameterizations of these unresolved ...eddy-permitting ocean models, that is, models that ...

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Impact of icebergs on net primary productivity in the Southern Ocean

Impact of icebergs on net primary productivity in the Southern Ocean

... the Southern Ocean (SO) is iron- limited, and supply of iron dissolved from aeolian dust is be- lieved to be the main source from outside the marine envi- ...and ocean net primary productivity (NPP) ...

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Oceanographic Research of Marine Hydrophysical Institute in the Southern Ocean

Oceanographic Research of Marine Hydrophysical Institute in the Southern Ocean

... (Fig. 7) have been prevailing in the Southern Ocean for the last half of the century, which is consistent with modern concepts of global warming of the World Ocean [9]. High positive SST trends (~ 1 ...

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On the fast response of the Southern Ocean to changes in the zonal wind

On the fast response of the Southern Ocean to changes in the zonal wind

... where stratification is much stronger. The problem was in- vestigated by D¨o¨os and Webb (1994), who showed that the cell was associated with a large scale meander of the Antarc- tic Circumpolar Current (ACC). In the ...

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Particle Fluxes in the North East Atlantic and
Southern Ocean

Particle Fluxes in the North East Atlantic and Southern Ocean

... The Southern Ocean is the largest HNLC region of the global ocean, yet there are areas within the Southern Ocean where there are annual phytoplankton blooms, and the logical hypothesis ...

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Controls on Southern Ocean phytoplankton production : a systems approach

Controls on Southern Ocean phytoplankton production : a systems approach

... High-energy internal tidal waves that interact with the bathymetry enhance the vertical eddy diffusivity above the plateau, and hence the supply of subsurface iron and other nutrients [Park et al., 2008a]. This supply ...

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The unusual surface chlorophyll signatures of Southern Ocean eddies

The unusual surface chlorophyll signatures of Southern Ocean eddies

... The Southern Ocean, de fi ned here as south of 30°S, is an important region for ocean circulation, primary pro- duction, and carbon cycling (Frölicher et ...global ocean surface area but is ...

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Bioprospecting in the Southern Ocean and Antarctica A review of the issues and options

Bioprospecting in the Southern Ocean and Antarctica A review of the issues and options

... CCAMLR as it exists could, however, regulate the gathering of samples or bulk harvesting of host marine organisms for their genetic resource. It could set total allowable harvesting (catch) and require environmental ...

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