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View article: Natural hydrocarbon seepage at the Northeast Greenland continental shelf
Natural hydrocarbon seepage at the Northeast Greenland continental shelf Open
In the Arctic, substantial amounts of methane are stored in marine sediments. Yet, the distribution and stability of methane reservoirs is poorly understood, especially offshore Greenland. As Arctic warming accelerates, understanding natur…
View article: Continental shelf glaciations off Northeast Greenland since the late Miocene
Continental shelf glaciations off Northeast Greenland since the late Miocene Open
Amplified Arctic warming is triggering dramatic changes to the Greenland Ice Sheet (GrIS). Studying past warm periods can provide process insights valuable to predictions of future ice sheet response. Miocene (23.03 – 5.33 Ma) and Pliocene…
View article: Supplementary material to "Continental shelf glaciations off Northeast Greenland since the late Miocene"
Supplementary material to "Continental shelf glaciations off Northeast Greenland since the late Miocene" Open
View article: The International Bathymetric Chart of the Arctic Ocean Version 5.0
The International Bathymetric Chart of the Arctic Ocean Version 5.0 Open
Knowledge about seafloor depth, or bathymetry, is crucial for various marine activities, including scientific research, offshore industry, safety of navigation, and ocean exploration. Mapping the central Arctic Ocean is challenging due to …
View article: Glacial-interglacial sedimentation control on gas seepage exemplified by Vestnesa Ridge off NW Svalbard margin
Glacial-interglacial sedimentation control on gas seepage exemplified by Vestnesa Ridge off NW Svalbard margin Open
Vestnesa Ridge is built-up of thick contourites mainly deposited during the last ∼5 million years. Methane leaks from deep gas reservoirs creating pockmarks on its crest, and which have been the focus of numerous studies. Sedimentation pat…
View article: Retreat patterns and dynamics of the former Norske Trough ice stream (NE Greenland): An integrated geomorphological and sedimentological approach
Retreat patterns and dynamics of the former Norske Trough ice stream (NE Greenland): An integrated geomorphological and sedimentological approach Open
View article: Holocene gigascale rock avalanches in Vaigat strait, West Greenland—Implications for geohazard
Holocene gigascale rock avalanches in Vaigat strait, West Greenland—Implications for geohazard Open
Rock avalanche–triggered displacement waves (also termed tsunamis) have recently occurred in Greenland and Alaska, and they illustrate the presence of such hazards in polar regions. To improve understanding of the magnitude of this hazard …
View article: Late Cenozoic sedimentary systems offshore West Greenland providing new insights to ice-ocean interactions during periods of enhanced climate warming
Late Cenozoic sedimentary systems offshore West Greenland providing new insights to ice-ocean interactions during periods of enhanced climate warming Open
The need for constraining future climate scenarios requires a better understanding of how the cryosphere responded to ocean-climate conditions that were warmer than present. The Greenland shelf margins store thick sedimentary packages that…
View article: CAGE17-1-Leg 2 cruise report
CAGE17-1-Leg 2 cruise report Open
From the afternoon of May 19th to the early morning of June 2nd 2017, CAGE-WP6 at the Department of Geology Uit, the Arctic University of Norway, arranged a scientific cruise aimed at investigating sediment cores and porewater, and water m…
View article: CAGE15-7 Cruise Report: GEO8144/3144 – Marine Geology and Geophysics Cruise, Greenhouse Gases in the Ocean
CAGE15-7 Cruise Report: GEO8144/3144 – Marine Geology and Geophysics Cruise, Greenhouse Gases in the Ocean Open
From the late afternoon of July 23rd to the morning of August 3rd, 2015, the Department of Geology Uit, the Arctic University of Norway, arranged a AMGG-Research School scientific teaching cruise aimed atinvestigating the western and north…
View article: CAGE14-4 Cruise Report: CAGE-CO2 Cruise and GEO3144 Teaching Cruise to the western Svalbard margin and the Barents Sea
CAGE14-4 Cruise Report: CAGE-CO2 Cruise and GEO3144 Teaching Cruise to the western Svalbard margin and the Barents Sea Open
From the afternoon of July 21st to the morning of July 29th 2014, CAGE at the Department of Geology Uit, the Arctic University of Norway, arranged a scientific cruise with teaching (GEO3144/8144- Arctic Marine Geology and Geophysics Cruise…
View article: CAGE16-3 Cruise Report: CAGE-PWC April Cruise to the western Svalbard margin
CAGE16-3 Cruise Report: CAGE-PWC April Cruise to the western Svalbard margin Open
From the afternoon of April 22nd to the early morning of May 1st 2016, CAGE at the Department of Geology Uit, the Arctic University of Norway, arranged a scientific cruise aimed at investigating sediment cores and pore water, water masses,…
View article: CAGE20-8 Cruise Report: Natural gas seepage and past sea ice variability on the NE Greenland margin
CAGE20-8 Cruise Report: Natural gas seepage and past sea ice variability on the NE Greenland margin Open
CAGE20-8 cruise onboard RV “Kronprins Haakon” aimed to survey the natural seepage of methane along the NE Greenland margin. Based on multibeam echosounder surveys, water column mapping for gas flares, and shallow seismic, gravity coring an…
View article: CAGE13-2 Cruise Report: CAGE, OAFS and Paleo-CIRCUS cruise to Northwest Norway, Jan Mayen and East Greenland
CAGE13-2 Cruise Report: CAGE, OAFS and Paleo-CIRCUS cruise to Northwest Norway, Jan Mayen and East Greenland Open
From the morning of June 23rd to the morning of July 7th 2013, the Department of Geology of the University of Tromsø, Norway, arranged a scientific cruise aimed at investigating the western Northern Norwegian margin and the central Nordic …
View article: CAGE-18-3 Cruise to the Barents Sea, Storfjorden Trough, East Greenland Ridge (Leg 1, 2), Arctic Ocean Vestnesa Ridge, and PKF, (Leg 3)
CAGE-18-3 Cruise to the Barents Sea, Storfjorden Trough, East Greenland Ridge (Leg 1, 2), Arctic Ocean Vestnesa Ridge, and PKF, (Leg 3) Open
From the evening of June 29th to the evening of July 10th 2018, CAGE at the Department of Geology Uit, the Arctic University of Norway, arranged a scientific cruise aimed at investigating methane seep sites by surface sediment sampling, se…
View article: Northeast Greenland: ice‐free shelf edge at 79.4°N around the Last Glacial Maximum 25.5–17.5 ka
Northeast Greenland: ice‐free shelf edge at 79.4°N around the Last Glacial Maximum 25.5–17.5 ka Open
The size of the last glacial ice sheet on the Northeast (NE) Greenland shelf and its interaction with ocean circulation have been the subject of debate. Here we provide insights into the extent of the ice sheet around the Last Glacial Maxi…
View article: Greenland Geothermal Heat Flow Database and Map (Version 1)
Greenland Geothermal Heat Flow Database and Map (Version 1) Open
We compile and analyze all available geothermal heat flow measurements collected in and around Greenland into a new database of 419 sites and generate an accompanying spatial map. This database includes 290 sites previously reported by the…
View article: A rare record of late Neogene glaciation from the north east Greenland margin
A rare record of late Neogene glaciation from the north east Greenland margin Open
<p>Studies based on deep ocean drilling cores points to North-East Greenland as a focal point for ice sheet accumulation incurring much earlier than the Pleistocene Northern Hemisphere glaciation. The build-up of marine-based ice she…
View article: Retreat of the Northeast Greenland ice stream during the last glacial termination - a case study from Norske Trough
Retreat of the Northeast Greenland ice stream during the last glacial termination - a case study from Norske Trough Open
<p>The Greenland Ice Sheet (GIS), the second largest ice sheet on Earth, has experienced a dramatic ice mass reduction during the last decades, coincident with global warming and an increase in atmospheric CO<sub>2</sub>.…
View article: Comment on essd-2021-290
Comment on essd-2021-290 Open
Abstract. We compile and analyze all available geothermal heat flow measurements collected in and around Greenland into a new database of 419 sites and generate an accompanying spatial map. This database includes 290 sites…
View article: Comment on essd-2021-290
Comment on essd-2021-290 Open
Abstract. We compile and analyze all available geothermal heat flow measurements collected in and around Greenland into a new database of 419 sites and generate an accompanying spatial map. This database includes 290 sites…
View article: Greenland Geothermal Heat Flow Database and Map (Version 1)
Greenland Geothermal Heat Flow Database and Map (Version 1) Open
We compile, analyse and map all available geothermal heat flow measurements collected in and around Greenland into a new database of 419 sites and generate an accompanying spatial map. This database includes 290 sites previously reported b…
View article: Susceptibility assessment of gas hydrate dissociation occurrence along European continental margins and adjacent areas. GARAH project (GeoERA)
Susceptibility assessment of gas hydrate dissociation occurrence along European continental margins and adjacent areas. GARAH project (GeoERA) Open
<p>The Pan-European gas-hydrate relate GIS database of GARAH project has allowed assessing the susceptibility of seafloor areas affected by hydrate dissociation. This study has been applied as a first step for the hydrate related ris…
View article: Late Quaternary sedimentary processes in the central Arctic Ocean inferred from geophysical mapping
Late Quaternary sedimentary processes in the central Arctic Ocean inferred from geophysical mapping Open
Cryospheric events in the Arctic Ocean have been largely studied through the imprints of ice sheets, ice shelves and icebergs in the seafloor morphology and sediment stratigraphy. Subglacial morphologies have been identified in the shallow…
View article: A pan-European GIS focused on gas hydrates: a research base-line in geohazards and geological storage of CO2
A pan-European GIS focused on gas hydrates: a research base-line in geohazards and geological storage of CO2 Open
<p><strong>Abstract</strong></p><p>A pan-European GIS focused on hydrate has been developed within the frame of the GARAH project (GeoERA - GeoE.171.002) in order to assess gas hydrate information gaps in the …
View article: Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, north-west Greenland
Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, north-west Greenland Open
Petermann Fjord is a deep (>1000 m) fjord that incises the coastline of north-west Greenland and was carved by an expanded Petermann Glacier, one of the six largest outlet glaciers draining the modern Greenland Ice Sheet (GrIS). Between 5 …
View article: Hydrate occurrence in Europe: A review of available evidence
Hydrate occurrence in Europe: A review of available evidence Open
View article: Supplementary material to "Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, NW Greenland"
Supplementary material to "Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, NW Greenland" Open
View article: Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, NW Greenland
Glacial sedimentation, fluxes and erosion rates associated with ice retreat in Petermann Fjord and Nares Strait, NW Greenland Open
Petermann Fjord is a deep (> 1000 m) fjord that incises the coastline of northwest Greenland and was carved by an expanded Petermann Glacier, one of the six largest outlet glaciers draining the modern Greenland Ice Sheet (GrIS). Between 5–…
View article: Impact of Tectonic, Glacial and Contour Current Processes on the Late Cenozoic Sedimentary Development of the Southeast Greenland Margin
Impact of Tectonic, Glacial and Contour Current Processes on the Late Cenozoic Sedimentary Development of the Southeast Greenland Margin Open
To understand the geomorphological contrast between the northern and southern parts of the Southeast Greenland margin with its marked differences in sedimentary regime, bathymetric and seismic reflection, data have been compiled and analys…