{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/18950"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/18950","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"The oceanography, the biogeochemistry and the fluxes of carbon dioxide in the Benguela Upwelling System","abstract":"The aim of this study was to quantitatively investigate the mechanisms which drive carbon fluxes in an eastern boundary coastal upwelling system of which the Benguela is one of four comparable examples in the world. Three hypotheses describe the way the key aspects of the problem: ■ The Benguela upwelling system is, by virtue of its high primary production and sediment organic carbon accumulation rates, an important CO₂ sink. ■ The carbon export flux and the magnitude of the CO₂ sink in the Benguela System can be predicted from the C:N stoichiometry provided by the Redfield Ratio. ■ The inorganic carbon pump through coccolithophore production plays a minimal role in driving changes to the magnitude of both the carbon export flux and the air-sea CO₂ flux in the Benguela System. Carbon and nitrogen bulk water concentrations together with relevant physical parameters were measured along three transects which spanned the Benguela System defining the physical and biogeochemical characteristics of waters at the key stages of the upwelling cycle.","abstract_html":"The aim of this study was to quantitatively investigate the mechanisms which drive carbon fluxes in an eastern boundary coastal upwelling system of which the Benguela is one of four comparable examples in the world. Three hypotheses describe the way the key aspects of the problem: ■ The Benguela upwelling system is, by virtue of its high primary production and sediment organic carbon accumulation rates, an important CO₂ sink. ■ The carbon export flux and the magnitude of the CO₂ sink in the Benguela System can be predicted from the C:N stoichiometry provided by the Redfield Ratio. ■ The inorganic carbon pump through coccolithophore production plays a minimal role in driving changes to the magnitude of both the carbon export flux and the air-sea CO₂ flux in the Benguela System. Carbon and nitrogen bulk water concentrations together with relevant physical parameters were measured along three transects which spanned the Benguela System defining the physical and biogeochemical characteristics of waters at the key stages of the upwelling cycle.","abstract_has_math":false,"creators":["Monteiro, Pedro Manuel Scheel"],"institution":"Department of Oceanography","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1996,"date_issued":"1996","date_published":"1996","updated_at":"2026-07-22T22:23:47Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/18950","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Monteiro, Pedro Manuel Scheel"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2016-04-19T09:01:55Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2016-04-19T09:01:55Z"]},{"key":"dc:date.issued","label":"Date","values":["1996"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Oceanography"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Doctoral Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Doctoral"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["PhD"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/18950"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The aim of this study was to quantitatively investigate the mechanisms which drive carbon fluxes in an eastern boundary coastal upwelling system of which the Benguela is one of four comparable examples in the world. Three hypotheses describe the way the key aspects of the problem: ■ The Benguela upwelling system is, by virtue of its high primary production and sediment organic carbon accumulation rates, an important CO₂ sink. ■ The carbon export flux and the magnitude of the CO₂ sink in the Benguela System can be predicted from the C:N stoichiometry provided by the Redfield Ratio. ■ The inorganic carbon pump through coccolithophore production plays a minimal role in driving changes to the magnitude of both the carbon export flux and the air-sea CO₂ flux in the Benguela System. Carbon and nitrogen bulk water concentrations together with relevant physical parameters were measured along three transects which spanned the Benguela System defining the physical and biogeochemical characteristics of waters at the key stages of the upwelling cycle."]},{"key":"dc:title","label":"Title","values":["The oceanography, the biogeochemistry and the fluxes of carbon dioxide in the Benguela Upwelling System"]}]}],"canonical_facts":{"dc:creator":["Monteiro, Pedro Manuel Scheel"],"dc:date.accessioned":["2016-04-19T09:01:55Z"],"dc:date.available":["2016-04-19T09:01:55Z"],"dc:date.issued":["1996"],"dc:description.abstract":["The aim of this study was to quantitatively investigate the mechanisms which drive carbon fluxes in an eastern boundary coastal upwelling system of which the Benguela is one of four comparable examples in the world. 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Carbon and nitrogen bulk water concentrations together with relevant physical parameters were measured along three transects which spanned the Benguela System defining the physical and biogeochemical characteristics of waters at the key stages of the upwelling cycle."],"dc:identifier.uri":["http://hdl.handle.net/11427/18950"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Oceanography"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["The oceanography, the biogeochemistry and the fluxes of carbon dioxide in the Benguela Upwelling System"],"dc:type":["Doctoral Thesis"],"dc:type.qualificationlevel":["Doctoral"],"dc:type.qualificationname":["PhD"]},"updated_at":"2026-07-22T22:23:47Z"}