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Assessing the utility of 210 Pb geochronology for estimating sediment accumulation rates on river floodplains in Fiji

Date

Authors

Terry, James

Lal, Rajeev

Garimella, Sitaram

Publisher

Blackwell Publishing Ltd

Abstract

Low-energy gamma ray spectroscopy has been employed to estimate floodplain sedimentation rates using measurements of210Pb in floodplain alluvium. The utility of the technique is assessed through the analysis of excess (unsupported)210Pb profiles in three

Keywords

Keywords: alluvial deposit; cesium isotope; dating method; floodplain; gamma ray spectrometry; geochronology; lead isotope; lead-lead dating; radionuclide; sediment core; sedimentation rate; Fiji; Labasa River; Pacific islands; Pacific Ocean; Vanua Levu 210Pb; Fiji; Floodplain sedimentation; Gamma ray spectroscopy; Sugarcane farming

URI

http://hdl.handle.net/1885/69653

Collections

ANU Research Publications

Source

Singapore Journal of Tropical Geography

Type

Journal article

DOI

10.1111/j.1467-9493.2011.00414.x

Restricted until

2037-12-31

Downloads

File

Description

01_Terry_Assessing_the_utility_of__210_2011.pdf (801.33 KB)

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