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Dataset associated with "A First-Order Approximation of Floodplain Soil Organic Carbon Stocks in a River Network: the South Platte River, Colorado, USA"

dc.contributor.authorWohl, Ellen
dc.contributor.authorKnox, Richard
dc.coverage.spatialSouth Platte River Basinen_US
dc.date.accessioned2022-08-05T20:57:48Z
dc.date.available2022-08-05T20:57:48Z
dc.date.issued2022
dc.descriptionThis data includes floodplain extent, raw floodplain data (elevation, stream order association), floodplain widths, and lake and reservoir information for the South Platte river basin.en_US
dc.descriptionDepartment of Geosciences
dc.description.abstractWe use the hydrogeomorphic floodplain tool GFPLAIN to delineate the extent of 100-year floodplains in the South Platte River watershed of Colorado, USA. We distinguish elevation bands for the steppe, montane, subalpine, and alpine zones. We also differentiate bead (floodplain width/channel width > 5) and string (floodplain width/channel width < 5) reaches within the montane and subalpine zones. Drawing on prior, field-based measurements of organic carbon stock in downed, dead wood and soil in these floodplain types, we estimate total floodplain organic carbon storage, which includes organic carbon storage in lake and reservoir sediments in the watershed. Soil constitutes the greatest reservoir of floodplain carbon. The total estimated area of floodplain is 2916 km2, which is 4.3% of the total watershed area of the South Platte River. Our preferred estimate is 42.7 Tg C storage (likely range of 39.1-42.7 Tg). This equates to 11.1% of a previously estimated overall carbon stock (above and belowground biomass and soil organic carbon) in the entire watershed of 384 Tg C. Floodplains are thus disproportionately important, relative to their surface area, in storing organic carbon in this semiarid watershed. Field measurements of floodplain soil organic carbon storage from across the globe indicate that this finding is not unique to this watershed and this has implications for prioritizing floodplain management and restoration as a means of enhancing carbon sequestration.en_US
dc.format.mediumZIP
dc.format.mediumPDF
dc.format.mediumXLSX
dc.format.mediumCSV
dc.format.mediumGeoDB
dc.format.mediumShapefile
dc.identifier.urihttps://hdl.handle.net/10217/235524
dc.identifier.urihttp://dx.doi.org/10.25675/10217/235524
dc.languageEnglishen_US
dc.language.isoengen_US
dc.publisherColorado State University. Librariesen_US
dc.relation.ispartofResearch Data
dc.relation.isreferencedbyWohl, E., Knox, R. L., 2022. A first-order approximation of floodplain soil organic carbon stocks in a river network: The South Platte River, Colorado, USA as a case study. Science of The Total Environment. 852, 158507. https://doi.org/10.1016/j.scitotenv.2022.158507
dc.rights.licenseThe material is open access and distributed under the terms and conditions of the Creative Commons Public Domain "No rights reserved" (https://creativecommons.org/share-your-work/public-domain/cc0/).
dc.rights.urihttps://creativecommons.org/share-your-work/public-domain/cc0/
dc.subjectcarbon sequestrationen_US
dc.subjectriver restorationen_US
dc.subjectmanagementen_US
dc.titleDataset associated with "A First-Order Approximation of Floodplain Soil Organic Carbon Stocks in a River Network: the South Platte River, Colorado, USA"en_US
dc.typeDataseten_US

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floodplain widths.xlsx
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Floodplain widths
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Floodplain extents for the three contributing area thresholds (50, 25, 10 square kms), a compressed ArcGIS Pro file geodatabase
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Zip file of three csv files with floodplain widths for each of the three floodplains (50, 25, 10 square km threshold) in tidy format
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lakes_reservoirs.csv
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Lake and reservoir elevation and area
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