Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters

Institut for Geovidenskab og Naturforvaltning

Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters

Publikation: Bidrag til tidsskrift › Letter › Forskning › fagfællebedømt

Standard

Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters. / Rignot, Eric; Bjork, Anders; Chauche, Nolwenn; Klaucke, Ingo.

I: Geophysical Research Letters, Bind 49, Nr. 5, e2021GL097320, 2022.

Publikation: Bidrag til tidsskrift › Letter › Forskning › fagfællebedømt

Harvard

Rignot, E, Bjork, A, Chauche, N & Klaucke, I 2022, 'Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters', Geophysical Research Letters, bind 49, nr. 5, e2021GL097320. https://doi.org/10.1029/2021GL097320

APA

Rignot, E., Bjork, A., Chauche, N., & Klaucke, I. (2022). Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters. Geophysical Research Letters, 49(5), [e2021GL097320]. https://doi.org/10.1029/2021GL097320

Vancouver

Rignot E, Bjork A, Chauche N, Klaucke I. Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters. Geophysical Research Letters. 2022;49(5). e2021GL097320. https://doi.org/10.1029/2021GL097320

Author

Rignot, Eric ; Bjork, Anders ; Chauche, Nolwenn ; Klaucke, Ingo. / Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters. I: Geophysical Research Letters. 2022 ; Bind 49, Nr. 5.

Bibtex

@article{09318c304796442a9eb8094b158c6a67,

title = "Storstr{\o}mmen and L. Bistrup Br{\ae}, North Greenland, Protected From Warm Atlantic Ocean Waters",

abstract = "Storstr{\o}mmen and L. Bistrup Br{\ae} are 20- and 10-km wide, surge type glaciers in North Greenland in quiescent phase that terminate in the southernmost floating ice tongue in East Greenland. Novel multi-beam echo sounding data collected in August 2020 indicate a seabed at 350–400 m depth along a relatively uniform ice shelf front, 100 m deeper than expected, but surrounded by shallower terrain (<100 m) over a 30-km wide region that blocks the access of warm, salty, subsurface Atlantic Intermediate Water (AIW) at +1.6°C. Conductivity temperature depth data reveal waters in front of the glaciers at −1.8°C not connected to AIW in the outer fjord, Dove Bugt. The recent grounding line retreat of the glaciers is attributed to glacier thinning at its ablation rate, with little influence of ocean waters, which illustrates the fundamental importance of knowing the bathymetry of glacial fjords.",

keywords = "bathymetry, Greenland, ocean, sea level, Storstr{\o}mmen",

author = "Eric Rignot and Anders Bjork and Nolwenn Chauche and Ingo Klaucke",

note = "Publisher Copyright: {\textcopyright} 2022. The Authors.",

year = "2022",

doi = "10.1029/2021GL097320",

language = "English",

volume = "49",

journal = "Geophysical Research Letters",

issn = "0094-8276",

publisher = "Wiley-Blackwell",

number = "5",

}

RIS

TY - JOUR

T1 - Storstrømmen and L. Bistrup Bræ, North Greenland, Protected From Warm Atlantic Ocean Waters

AU - Rignot, Eric

AU - Bjork, Anders

AU - Chauche, Nolwenn

AU - Klaucke, Ingo

PY - 2022

Y1 - 2022

N2 - Storstrømmen and L. Bistrup Bræ are 20- and 10-km wide, surge type glaciers in North Greenland in quiescent phase that terminate in the southernmost floating ice tongue in East Greenland. Novel multi-beam echo sounding data collected in August 2020 indicate a seabed at 350–400 m depth along a relatively uniform ice shelf front, 100 m deeper than expected, but surrounded by shallower terrain (<100 m) over a 30-km wide region that blocks the access of warm, salty, subsurface Atlantic Intermediate Water (AIW) at +1.6°C. Conductivity temperature depth data reveal waters in front of the glaciers at −1.8°C not connected to AIW in the outer fjord, Dove Bugt. The recent grounding line retreat of the glaciers is attributed to glacier thinning at its ablation rate, with little influence of ocean waters, which illustrates the fundamental importance of knowing the bathymetry of glacial fjords.

AB - Storstrømmen and L. Bistrup Bræ are 20- and 10-km wide, surge type glaciers in North Greenland in quiescent phase that terminate in the southernmost floating ice tongue in East Greenland. Novel multi-beam echo sounding data collected in August 2020 indicate a seabed at 350–400 m depth along a relatively uniform ice shelf front, 100 m deeper than expected, but surrounded by shallower terrain (<100 m) over a 30-km wide region that blocks the access of warm, salty, subsurface Atlantic Intermediate Water (AIW) at +1.6°C. Conductivity temperature depth data reveal waters in front of the glaciers at −1.8°C not connected to AIW in the outer fjord, Dove Bugt. The recent grounding line retreat of the glaciers is attributed to glacier thinning at its ablation rate, with little influence of ocean waters, which illustrates the fundamental importance of knowing the bathymetry of glacial fjords.

KW - bathymetry

KW - Greenland

KW - ocean

KW - sea level

KW - Storstrømmen

U2 - 10.1029/2021GL097320

DO - 10.1029/2021GL097320

M3 - Letter

C2 - 35866066

VL - 49

JO - Geophysical Research Letters

JF - Geophysical Research Letters

SN - 0094-8276

IS - 5

M1 - e2021GL097320

ER -

ID: 302543386