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Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment. / Benaud, Pia; Anderson, Karen; James, Mike R. et al.
In: International Soil and Water Conservation Research, Vol. 11, No. 4, 31.12.2023, p. 633-648.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Benaud, P, Anderson, K, James, MR, Quine, TA, Quinton, JN & Brazier, RE 2023, 'Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment', International Soil and Water Conservation Research, vol. 11, no. 4, pp. 633-648. https://doi.org/10.1016/j.iswcr.2023.04.003

APA

Benaud, P., Anderson, K., James, M. R., Quine, T. A., Quinton, J. N., & Brazier, R. E. (2023). Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment. International Soil and Water Conservation Research, 11(4), 633-648. https://doi.org/10.1016/j.iswcr.2023.04.003

Vancouver

Benaud P, Anderson K, James MR, Quine TA, Quinton JN, Brazier RE. Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment. International Soil and Water Conservation Research. 2023 Dec 31;11(4):633-648. Epub 2023 Sept 29. doi: 10.1016/j.iswcr.2023.04.003

Author

Benaud, Pia ; Anderson, Karen ; James, Mike R. et al. / Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment. In: International Soil and Water Conservation Research. 2023 ; Vol. 11, No. 4. pp. 633-648.

Bibtex

@article{5ae722511f754e7ba2c97bcee8d48ab0,
title = "Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment",
abstract = "Accurately quantifying rates of soil erosion requires capturing both the volumetric nature of the visible, convergent fluvial pathways (also known as rills) and the subtle nature of the less-visible, diffuse pathways (interrill areas). The aim of this study was to use Rare Earth Oxide (REO) tracers and Structure-from-Motion (SfM) photogrammetry to elucidate retrospective information about soil erosion rates and sediment sources during different soil erosion conditions, within a controlled laboratory environment. The experimental conditions created erosion events consistent with diffuse and convergent erosion processes. REO tracers allowed the sediment transport distances of over 2 m to be described, and helped resolved the relative contribution of diffuse and convergent soil erosion; interrill areas were also identified as a significant sediment sources soil loss under convergent erosion conditions. While the potential for SfM photogrammetry to resolve sub-millimetre elevations changes was demonstrated, under some conditions non-erosional changes in surface elevation, such as compaction, exceeded volumes of soil loss via diffuse erosion. The discrepancies between SfM Photogrammetry calculations and REO tagged sediment export were beneficial, identifying that during soil erosion events sediment in both aggregate and particle form is deposited within the convergent features, even when the rill extended the full length of the soil surface. The combination of SfM photogrammetry and REO tracers has provided a novel platform for building a spatial understanding of patterns of soil loss and source apportionment between rill and interrill erosion.",
keywords = "Soil erosion, Structure-from-Motion Photogrammetry, Rare Earth Oxides, Tracers, Sediment, Rainfall simulator, Sheetwash, Rilling, Interrill",
author = "Pia Benaud and Karen Anderson and James, {Mike R.} and Quine, {Timothy A.} and Quinton, {John N.} and Brazier, {Richard E.}",
year = "2023",
month = dec,
day = "31",
doi = "10.1016/j.iswcr.2023.04.003",
language = "English",
volume = "11",
pages = "633--648",
journal = "International Soil and Water Conservation Research",
issn = "2095-6339",
publisher = "Elsevier",
number = "4",

}

RIS

TY - JOUR

T1 - Structure-from-Motion Photogrammetry and Rare Earth Oxides can quantify diffuse and convergent soil loss and source apportionment

AU - Benaud, Pia

AU - Anderson, Karen

AU - James, Mike R.

AU - Quine, Timothy A.

AU - Quinton, John N.

AU - Brazier, Richard E.

PY - 2023/12/31

Y1 - 2023/12/31

N2 - Accurately quantifying rates of soil erosion requires capturing both the volumetric nature of the visible, convergent fluvial pathways (also known as rills) and the subtle nature of the less-visible, diffuse pathways (interrill areas). The aim of this study was to use Rare Earth Oxide (REO) tracers and Structure-from-Motion (SfM) photogrammetry to elucidate retrospective information about soil erosion rates and sediment sources during different soil erosion conditions, within a controlled laboratory environment. The experimental conditions created erosion events consistent with diffuse and convergent erosion processes. REO tracers allowed the sediment transport distances of over 2 m to be described, and helped resolved the relative contribution of diffuse and convergent soil erosion; interrill areas were also identified as a significant sediment sources soil loss under convergent erosion conditions. While the potential for SfM photogrammetry to resolve sub-millimetre elevations changes was demonstrated, under some conditions non-erosional changes in surface elevation, such as compaction, exceeded volumes of soil loss via diffuse erosion. The discrepancies between SfM Photogrammetry calculations and REO tagged sediment export were beneficial, identifying that during soil erosion events sediment in both aggregate and particle form is deposited within the convergent features, even when the rill extended the full length of the soil surface. The combination of SfM photogrammetry and REO tracers has provided a novel platform for building a spatial understanding of patterns of soil loss and source apportionment between rill and interrill erosion.

AB - Accurately quantifying rates of soil erosion requires capturing both the volumetric nature of the visible, convergent fluvial pathways (also known as rills) and the subtle nature of the less-visible, diffuse pathways (interrill areas). The aim of this study was to use Rare Earth Oxide (REO) tracers and Structure-from-Motion (SfM) photogrammetry to elucidate retrospective information about soil erosion rates and sediment sources during different soil erosion conditions, within a controlled laboratory environment. The experimental conditions created erosion events consistent with diffuse and convergent erosion processes. REO tracers allowed the sediment transport distances of over 2 m to be described, and helped resolved the relative contribution of diffuse and convergent soil erosion; interrill areas were also identified as a significant sediment sources soil loss under convergent erosion conditions. While the potential for SfM photogrammetry to resolve sub-millimetre elevations changes was demonstrated, under some conditions non-erosional changes in surface elevation, such as compaction, exceeded volumes of soil loss via diffuse erosion. The discrepancies between SfM Photogrammetry calculations and REO tagged sediment export were beneficial, identifying that during soil erosion events sediment in both aggregate and particle form is deposited within the convergent features, even when the rill extended the full length of the soil surface. The combination of SfM photogrammetry and REO tracers has provided a novel platform for building a spatial understanding of patterns of soil loss and source apportionment between rill and interrill erosion.

KW - Soil erosion

KW - Structure-from-Motion Photogrammetry

KW - Rare Earth Oxides

KW - Tracers

KW - Sediment

KW - Rainfall simulator

KW - Sheetwash

KW - Rilling

KW - Interrill

U2 - 10.1016/j.iswcr.2023.04.003

DO - 10.1016/j.iswcr.2023.04.003

M3 - Journal article

VL - 11

SP - 633

EP - 648

JO - International Soil and Water Conservation Research

JF - International Soil and Water Conservation Research

SN - 2095-6339

IS - 4

ER -