The glacial geomorphology of the Lago Buenos Aires and Lago Pueyrredón ice lobes of central Patagonia. / Bendle, Jacob; Thorndycraft, Varyl; Palmer, Adrian.

In: Journal of Maps, Vol. 13, No. 2, 2017, p. 654-673.

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The glacial geomorphology of the Lago Buenos Aires and Lago Pueyrredón ice lobes of central Patagonia. / Bendle, Jacob; Thorndycraft, Varyl; Palmer, Adrian.

In: Journal of Maps, Vol. 13, No. 2, 2017, p. 654-673.

Research output: Contribution to journalArticlepeer-review

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@article{d1030a3d072e4bbc81f9dfa842755c2d,
title = "The glacial geomorphology of the Lago Buenos Aires and Lago Pueyrred{\'o}n ice lobes of central Patagonia",
abstract = "This paper presents a glacial geomorphological map of landforms produced by the Lago General Carrera-Buenos Aires and Lago Cochrane-Pueyrred{\'o}n ice lobes of the former Patagonian Ice Sheet. Over 35,000 landforms were digitised into a Geographical Information System from high-resolution (<15 m) satellite imagery, supported by field mapping. The map illustrates a rich suite of ice-marginal glacigenic, subglacial, glaciofluvial and glaciolacustrine landforms, many of which have not been mapped previously (e.g. hummocky terrain, till eskers, eskers). The map reveals two principal landform assemblages in the central Patagonian landscape: (i) an assemblage of nested latero-frontal moraine arcs, outwash plains or corridors, and inset hummocky terrain, till eskers and eskers, which formed when major ice lobes occupied positions on the Argentine steppe; and (ii) a lake-terminating system, dominated by the formation of glaciolacustrine landforms (deltas, shorelines) and localized ice-contact glaciofluvial features (e.g. outwash fans), which prevailed during deglaciation. ",
keywords = "Glacial geomorphology, Patagonia , Patagonian Ice Sheet, Ice lobes",
author = "Jacob Bendle and Varyl Thorndycraft and Adrian Palmer",
year = "2017",
doi = "10.1080/17445647.2017.1351908",
language = "English",
volume = "13",
pages = "654--673",
journal = "Journal of Maps",
issn = "1744-5647",
publisher = "Taylor and Francis",
number = "2",

}

RIS

TY - JOUR

T1 - The glacial geomorphology of the Lago Buenos Aires and Lago Pueyrredón ice lobes of central Patagonia

AU - Bendle, Jacob

AU - Thorndycraft, Varyl

AU - Palmer, Adrian

PY - 2017

Y1 - 2017

N2 - This paper presents a glacial geomorphological map of landforms produced by the Lago General Carrera-Buenos Aires and Lago Cochrane-Pueyrredón ice lobes of the former Patagonian Ice Sheet. Over 35,000 landforms were digitised into a Geographical Information System from high-resolution (<15 m) satellite imagery, supported by field mapping. The map illustrates a rich suite of ice-marginal glacigenic, subglacial, glaciofluvial and glaciolacustrine landforms, many of which have not been mapped previously (e.g. hummocky terrain, till eskers, eskers). The map reveals two principal landform assemblages in the central Patagonian landscape: (i) an assemblage of nested latero-frontal moraine arcs, outwash plains or corridors, and inset hummocky terrain, till eskers and eskers, which formed when major ice lobes occupied positions on the Argentine steppe; and (ii) a lake-terminating system, dominated by the formation of glaciolacustrine landforms (deltas, shorelines) and localized ice-contact glaciofluvial features (e.g. outwash fans), which prevailed during deglaciation.

AB - This paper presents a glacial geomorphological map of landforms produced by the Lago General Carrera-Buenos Aires and Lago Cochrane-Pueyrredón ice lobes of the former Patagonian Ice Sheet. Over 35,000 landforms were digitised into a Geographical Information System from high-resolution (<15 m) satellite imagery, supported by field mapping. The map illustrates a rich suite of ice-marginal glacigenic, subglacial, glaciofluvial and glaciolacustrine landforms, many of which have not been mapped previously (e.g. hummocky terrain, till eskers, eskers). The map reveals two principal landform assemblages in the central Patagonian landscape: (i) an assemblage of nested latero-frontal moraine arcs, outwash plains or corridors, and inset hummocky terrain, till eskers and eskers, which formed when major ice lobes occupied positions on the Argentine steppe; and (ii) a lake-terminating system, dominated by the formation of glaciolacustrine landforms (deltas, shorelines) and localized ice-contact glaciofluvial features (e.g. outwash fans), which prevailed during deglaciation.

KW - Glacial geomorphology

KW - Patagonia

KW - Patagonian Ice Sheet

KW - Ice lobes

U2 - 10.1080/17445647.2017.1351908

DO - 10.1080/17445647.2017.1351908

M3 - Article

VL - 13

SP - 654

EP - 673

JO - Journal of Maps

JF - Journal of Maps

SN - 1744-5647

IS - 2

ER -