A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations

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Standard

A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations. / Abermann, Jakob; Eckerstorfer, Markus; Malnes, Eirik; Hansen, Birger Ulf.

I: Natural Hazards, Bind 97, Nr. 2, 2019, s. 517-534.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Abermann, J, Eckerstorfer, M, Malnes, E & Hansen, BU 2019, 'A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations', Natural Hazards, bind 97, nr. 2, s. 517-534. https://doi.org/10.1007/s11069-019-03655-8

APA

Abermann, J., Eckerstorfer, M., Malnes, E., & Hansen, B. U. (2019). A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations. Natural Hazards, 97(2), 517-534. https://doi.org/10.1007/s11069-019-03655-8

Vancouver

Abermann J, Eckerstorfer M, Malnes E, Hansen BU. A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations. Natural Hazards. 2019;97(2):517-534. https://doi.org/10.1007/s11069-019-03655-8

Author

Abermann, Jakob ; Eckerstorfer, Markus ; Malnes, Eirik ; Hansen, Birger Ulf. / A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations. I: Natural Hazards. 2019 ; Bind 97, Nr. 2. s. 517-534.

Bibtex

@article{2bf865b6f5ac417cbe1c4aac74fd9e31,
title = "A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations",
abstract = "On 11 April 2016 we observed high slushflow and wet snow avalanche activity at the environmental monitoring station Kobbefjord in W-Greenland. Snow avalanches released as a result of snow wetting induced by rain-on-snow in combination with a strong rise in air temperature. We exploit high-resolution satellite imagery covering pre- and post-event conditions for avalanche quantification and show that nearly 800 avalanches were triggered during this cycle. The nature of this extraordinary event is put into a longer temporal context by analysing several years of meteorological data and time-lapse imagery. We find that no event of similar size has occurred during the past 10 years of intense environmental monitoring in the study area. Meteorological reanalysis data reveal consistent relevant weather patterns for potential rain-on-snow events in the study area being warm fronts from Southwest with orographic lifting processes that triggered heavy precipitation.",
keywords = "Arctic, Avalanche, Ecosystem effect, Remote sensing, Slushflow",
author = "Jakob Abermann and Markus Eckerstorfer and Eirik Malnes and Hansen, {Birger Ulf}",
year = "2019",
doi = "10.1007/s11069-019-03655-8",
language = "English",
volume = "97",
pages = "517--534",
journal = "Natural Hazards",
issn = "0921-030X",
publisher = "Springer",
number = "2",

}

RIS

TY - JOUR

T1 - A large wet snow avalanche cycle in West Greenland quantified using remote sensing and in situ observations

AU - Abermann, Jakob

AU - Eckerstorfer, Markus

AU - Malnes, Eirik

AU - Hansen, Birger Ulf

PY - 2019

Y1 - 2019

N2 - On 11 April 2016 we observed high slushflow and wet snow avalanche activity at the environmental monitoring station Kobbefjord in W-Greenland. Snow avalanches released as a result of snow wetting induced by rain-on-snow in combination with a strong rise in air temperature. We exploit high-resolution satellite imagery covering pre- and post-event conditions for avalanche quantification and show that nearly 800 avalanches were triggered during this cycle. The nature of this extraordinary event is put into a longer temporal context by analysing several years of meteorological data and time-lapse imagery. We find that no event of similar size has occurred during the past 10 years of intense environmental monitoring in the study area. Meteorological reanalysis data reveal consistent relevant weather patterns for potential rain-on-snow events in the study area being warm fronts from Southwest with orographic lifting processes that triggered heavy precipitation.

AB - On 11 April 2016 we observed high slushflow and wet snow avalanche activity at the environmental monitoring station Kobbefjord in W-Greenland. Snow avalanches released as a result of snow wetting induced by rain-on-snow in combination with a strong rise in air temperature. We exploit high-resolution satellite imagery covering pre- and post-event conditions for avalanche quantification and show that nearly 800 avalanches were triggered during this cycle. The nature of this extraordinary event is put into a longer temporal context by analysing several years of meteorological data and time-lapse imagery. We find that no event of similar size has occurred during the past 10 years of intense environmental monitoring in the study area. Meteorological reanalysis data reveal consistent relevant weather patterns for potential rain-on-snow events in the study area being warm fronts from Southwest with orographic lifting processes that triggered heavy precipitation.

KW - Arctic

KW - Avalanche

KW - Ecosystem effect

KW - Remote sensing

KW - Slushflow

U2 - 10.1007/s11069-019-03655-8

DO - 10.1007/s11069-019-03655-8

M3 - Journal article

AN - SCOPUS:85068855170

VL - 97

SP - 517

EP - 534

JO - Natural Hazards

JF - Natural Hazards

SN - 0921-030X

IS - 2

ER -

ID: 241094659