Search Results - "Bowie, Andrew R."

The integral role of iron in ocean biogeochemistry by Tagliabue, Alessandro, Bowie, Andrew R., Boyd, Philip W., Buck, Kristen N., Johnson, Kenneth S., Saito, Mak A.

“…The micronutrient iron is now recognized to be important in regulating the magnitude and dynamics of ocean primary productivity, making it an integral…”
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Surface-water iron supplies in the Southern Ocean sustained by deep winter mixing by Tagliabue, Alessandro, Sallée, Jean-Baptiste, Bowie, Andrew R., Lévy, Marina, Swart, Sebastiaan, Boyd, Philip W.

“…Low levels of iron limit primary productivity across much of the Southern Ocean. At the basin scale, most dissolved iron is supplied to surface waters from…”
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The biogeochemical role of baleen whales and krill in Southern Ocean nutrient cycling by Ratnarajah, Lavenia, Bowie, Andrew R, Lannuzel, Delphine, Meiners, Klaus M, Nicol, Stephen

“…The availability of micronutrients is a key factor that affects primary productivity in High Nutrient Low Chlorophyll (HNLC) regions of the Southern Ocean…”
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Critical evaluation of a seaFAST system for the analysis of trace metals in marine samples by Wuttig, Kathrin, Townsend, Ashley T., van der Merwe, Pier, Gault-Ringold, Melanie, Holmes, Thomas, Schallenberg, Christina, Latour, Pauline, Tonnard, Manon, Rijkenberg, Micha J.A., Lannuzel, Delphine, Bowie, Andrew R.

“…A seawater preconcentration system (seaFAST) with offline sector-field inductively coupled plasma mass spectrometry (SF-ICP-MS) detection was critically…”
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The interplay between regeneration and scavenging fluxes drives ocean iron cycling by Tagliabue, Alessandro, Bowie, Andrew R., DeVries, Timothy, Ellwood, Michael J., Landing, William M., Milne, Angela, Ohnemus, Daniel C., Twining, Benjamin S., Boyd, Philip W.

“…Despite recent advances in observational data coverage, quantitative constraints on how different physical and biogeochemical processes shape dissolved iron…”
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Assessment of leaching protocols to determine the solubility of trace metals in aerosols by Perron, Morgane M.G., Strzelec, Michal, Gault-Ringold, Melanie, Proemse, Bernadette C., Boyd, Philip W., Bowie, Andrew R.

“…Atmospheric deposition of aerosols to the ocean provides an important pathway for the supply of vital micronutrients, including trace metals. These trace…”
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Nutrient Cycling: Are Antarctic Krill a Previously Overlooked Source in the Marine Iron Cycle? by Ratnarajah, Lavenia, Bowie, Andrew R.

“…Iron limits phytoplankton growth in large areas of the Southern Ocean. A new study shows that Antarctic krill play a crucial role in the recycling of iron in…”
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Hydrothermal contribution to the oceanic dissolved iron inventory by Tagliabue, Alessandro, Bopp, Laurent, Dutay, Jean-Claude, Bowie, Andrew R, Chever, Fanny, Jean-Baptiste, Philippe, Bucciarelli, Eva, Lannuzel, Delphine, Remenyi, Tomas, Sarthou, Géraldine, Aumont, Olivier, Gehlen, Marion, Jeandel, Catherine

“…Iron limits phytoplankton growth and hence the biological carbon pump in the Southern Ocean. Models assessing the impacts of iron on the global carbon cycle…”
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Changing Biogeochemistry of the Southern Ocean and Its Ecosystem Implications by Henley, Sian F., Cavan, Emma L., Fawcett, Sarah E., Kerr, Rodrigo, Monteiro, Thiago, Sherrell, Robert M., Bowie, Andrew R., Boyd, Philip W., Barnes, David K. A., Schloss, Irene R., Marshall, Tanya, Flynn, Raquel, Smith, Shantelle

“…The Southern Ocean plays a critical role in regulating global climate as a major sink for atmospheric carbon dioxide (CO2), and in global ocean biogeochemistry…”
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Earth, Wind, Fire, and Pollution: Aerosol Nutrient Sources and Impacts on Ocean Biogeochemistry by Hamilton, Douglas S, Perron, Morgane M.G, Bond, Tami C, Bowie, Andrew R, Buchholz, Rebecca R, Guieu, Cecile, Ito, Akinori, Maenhaut, Willy, Myriokefalitakis, Stelios, Olgun, Nazl, Rathod, Sagar D, Schepanski, Kerstin, Tagliabue, Alessandro, Wagner, Robert, Mahowald, Natalie M

“…A key Earth system science question is the role of atmospheric deposition in supplying vital nutrients to the phytoplankton that form the base of marine food…”
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Pre-concentration of thorium and neodymium isotopes using Nobias chelating resin: Method development and application to chromatographic separation by Pérez-Tribouillier, Habacuc, Noble, Taryn L., Townsend, Ashley T., Bowie, Andrew R., Chase, Zanna

“…The isotopes of thorium (Th) and neodymium (Nd) are used as tracers in oceanography, and are key parameters in the international GEOTRACES program. The very…”
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Pyrogenic iron: The missing link to high iron solubility in aerosols by Ito, Akinori, Myriokefalitakis, Stelios, Kanakidou, Maria, Mahowald, Natalie M, Scanza, Rachel A, Hamilton, Douglas S, Baker, Alex R, Jickells, Timothy, Sarin, Manmohan, Bikkina, Srinivas, Gao, Yuan, Shelley, Rachel U, Buck, Clifton S, Landing, William M, Bowie, Andrew R, Perron, Morgane M G, Guieu, Cécile, Meskhidze, Nicholas, Johnson, Matthew S, Feng, Yan, Kok, Jasper F, Nenes, Athanasios, Duce, Robert A

“…Atmospheric deposition is a source of potentially bioavailable iron (Fe) and thus can partially control biological productivity in large parts of the ocean…”
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Pelagic Iron Recycling in the Southern Ocean: Exploring the Contribution of Marine Animals by Ratnarajah, Lavenia, Nicol, Steve, Bowie, Andrew R.

“…The availability of iron controls primary productivity in large areas of the Southern Ocean. Iron is largely supplied via atmospheric dust deposition, melting…”
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Determination of dissolved iron in seawater: A historical review by Worsfold, Paul J., Lohan, Maeve C., Ussher, Simon J., Bowie, Andrew R.

“…This paper overviews the evolution of suitable analytical approaches for the determination of dissolved iron in seawater. The focus is on sampling and sample…”
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Biogeochemical iron budgets of the Southern Ocean south of Australia: Decoupling of iron and nutrient cycles in the subantarctic zone by the summertime supply by Bowie, Andrew R., Lannuzel, Delphine, Remenyi, Tomas A., Wagener, Thibaut, Lam, Phoebe J., Boyd, Philip W., Guieu, Cécile, Townsend, Ashley T., Trull, Thomas W.

“…Climate change is projected to significantly alter the delivery (stratification, boundary currents, aridification of landmasses, glacial melt) of iron to the…”
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A preliminary model of iron fertilisation by baleen whales and Antarctic krill in the Southern Ocean: Sensitivity of primary productivity estimates to parameter uncertainty by Ratnarajah, Lavenia, Melbourne-Thomas, Jessica, Marzloff, Martin P., Lannuzel, Delphine, Meiners, Klaus M., Chever, Fanny, Nicol, Stephen, Bowie, Andrew R.

“…•We model uncertainty in key parameters for biological iron recycling in the ocean.•Model results suggest that historical rates of recycling were…”
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Vertical distributions of iron-(III) complexing ligands in the Southern Ocean by Ibisanmi, Enitan, Sander, Sylvia G., Boyd, Philip W., Bowie, Andrew R., Hunter, Keith A.

“…Electrochemically derived iron speciation data from four vertical profiles to 1000 m depth were obtained during the SAZ-Sense voyage to offshore waters south…”
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Dissolved iron and iron(II) distributions beneath the pack ice in the East Antarctic (120°E) during the winter/spring transition by Schallenberg, Christina, van der Merwe, Pier, Chever, Fanny, Cullen, Jay T., Lannuzel, Delphine, Bowie, Andrew R.

“…Distributions of dissolved iron (dFe) and its reduced form, Fe(II), to a depth of 1000m were investigated under the seasonal pack ice off East Antarctica…”
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Dry season aerosol iron solubility in tropical northern Australia by Winton, V. Holly L, Edwards, Ross, Bowie, Andrew R, Keywood, Melita, Williams, Alistair G, Chambers, Scott D, Selleck, Paul W, Desservettaz, Maximilien, Mallet, Marc D, Paton-Walsh, Clare

“…Marine nitrogen fixation is co-limited by the supply of iron (Fe) and phosphorus in large regions of the global ocean. The deposition of soluble aerosol Fe can…”
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The role of bacterial and algal exopolymeric substances in iron chemistry by Norman, Louiza, Worms, Isabelle A.M., Angles, Emilie, Bowie, Andrew R., Nichols, Carol Mancuso, Ninh Pham, A., Slaveykova, Vera I., Townsend, Ashley T., David Waite, T., Hassler, Christel S.

“…It is widely accepted that the complexation of iron (Fe) with organic compounds is the primary factor that regulates Fe reactivity and its bioavailability to…”
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