Dissolved Organic Carbon Dynamics in Constructed and Natural Fens in Athabasca Oil Sands Development Region near Fort McMurray, Alberta

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atmire.migration.oldid2723
dc.contributor.advisorStrack, Maria
dc.contributor.authorKhadka, Bhupesh
dc.date.accessioned2014-09-30T20:24:33Z
dc.date.available2014-11-17T08:00:50Z
dc.date.issued2014-09-30
dc.date.submitted2014en
dc.description.abstractPeatlands, mainly fens, are largely disturbed in order to recover bitumen below the surface in the Athabasca oil sands development region, Alberta. Mine closure plans require ecosystem reclamation: hence fen construction method is being investigated. In this study, dissolved organic carbon (DOC) dynamics in a constructed fen were compared with three other diverse natural fens in the region. The constructed fen had lower soil DOC concentration than all natural fens. Based on E2/E3, E4/E6 and SUVA254 of the DOC, the constructed fen had DOC with significantly greater humic content, aromatic nature and larger molecular size than the natural fens. A laboratory DOC production study revealed that these patterns are likely due to the limited DOC contribution from newly planted vegetation at the constructed fen resulting in DOC largely derived from humified peat. These preliminary results suggest that DOC dynamics in the constructed system could be useful for evaluating reclamation success through time.en_US
dc.identifier.citationKhadka, B. (2014). Dissolved Organic Carbon Dynamics in Constructed and Natural Fens in Athabasca Oil Sands Development Region near Fort McMurray, Alberta (Master's thesis, University of Calgary, Calgary, Canada). Retrieved from https://prism.ucalgary.ca. doi:10.11575/PRISM/25724en_US
dc.identifier.doihttp://dx.doi.org/10.11575/PRISM/25724
dc.identifier.urihttp://hdl.handle.net/11023/1860
dc.language.isoeng
dc.publisher.facultyGraduate Studies
dc.publisher.institutionUniversity of Calgaryen
dc.publisher.placeCalgaryen
dc.rightsUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.
dc.subjectBiogeochemistry
dc.subjectHydrology
dc.subjectPhysical Geography
dc.subject.classificationPeatlanden_US
dc.subject.classificationReclamationen_US
dc.subject.classificationBiogeochemistryen_US
dc.subject.classificationDissolved organic carbonen_US
dc.subject.classificationFenen_US
dc.titleDissolved Organic Carbon Dynamics in Constructed and Natural Fens in Athabasca Oil Sands Development Region near Fort McMurray, Alberta
dc.typemaster thesis
thesis.degree.disciplineGeography
thesis.degree.grantorUniversity of Calgary
thesis.degree.nameMaster of Science (MSc)
ucalgary.item.requestcopytrue
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