Search Results - "Betlem, Peter"
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Longyearbyen CO2 lab project – from a vision of a CO2-neutral Svalbard to a geoscience data eldorado
Published in Arctic science (02-08-2024)“…The Longyearbyen CO2 lab project was initiated in 2006 by the University Centre in Svalbard (UNIS) to establish whether subsurface storage of locally produced…”
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Digital Drill Core Models: Structure-from-Motion as a Tool for the Characterisation, Orientation, and Digital Archiving of Drill Core Samples
Published in Remote sensing (Basel, Switzerland) (01-01-2020)“…Structure-from-motion (SfM) photogrammetry enables the cost-effective digital characterisation of seismic- to sub-decimetre-scale geoscientific samples. The…”
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Permafrost trapped natural gas in Svalbard, Norway
Published in Frontiers in earth science (Lausanne) (13-12-2023)“…Permafrost is widespread in the High Arctic, including the Norwegian archipelago of Svalbard. The uppermost permafrost intervals have been well studied, but…”
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Active gas seepage in western Spitsbergen fjords, Svalbard archipelago: spatial extent and geological controls
Published in Frontiers in earth science (Lausanne) (20-06-2023)“…This study presents the first systematic observations of active gas seepage from the seafloor in the main fjords of western Spitsbergen in the Svalbard…”
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Groundwater Flow Through Continuous Permafrost Along Geological Boundary Revealed by Electrical Resistivity Tomography
Published in Geophysical research letters (28-07-2021)“…In continuous permafrost regions, pathways for transport of sub‐permafrost groundwater to the surface sometimes perforate the frozen ground and result in the…”
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Shallow and deep subsurface sediment remobilization and intrusion in the Middle Jurassic to Lower Cretaceous Agardhfjellet Formation (Svalbard)
Published in Geosphere (Boulder, Colo.) (01-06-2023)“…Sedimentary injectites are increasingly documented in many hydrocarbon plays at various scales, either interpreted as potential risks (e.g., top-seal bypass, a…”
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High-resolution digital outcrop models of fossil-rifted margins: 3D imaging of extensional detachment systems
Published in First break (01-05-2023)“…Few localities are as important as the outcrops of the remnants of the Alpine Tethys margins exposed in European Alps in the development of new concepts on the…”
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Svalbox digital model database; a geoscientific window into the High Arctic
Published in Geosphere (Boulder, Colo.) (01-12-2023)“…Digital outcrop models (DOMs) have revolutionized the way twenty-first century geoscientists work. DOMs are georeferenced three-dimensional (3D) digital…”
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Modelling geological CO2 leakage: Integrating fracture permeability and fault zone outcrop analysis
Published in International journal of greenhouse gas control (01-03-2024)“…Geological carbon capture and storage (CCS) is a critical technology for mitigating greenhouse gas emissions, but the risk of leakage remains a significant…”
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3D thermobaric modelling of the gas hydrate stability zone onshore central Spitsbergen, Arctic Norway
Published in Marine and petroleum geology (01-02-2019)“…Dissociation of onshore natural gas hydrates (NGHs) could lead to the release of methane directly to the atmosphere, especially in Arctic regions such as…”
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West Spitsbergen fold and thrust belt: A digital educational data package for teaching structural geology
Published in Journal of structural geology (01-02-2023)“…The discipline of structural geology is taking an advantage of compiling observations from multiple field sites to comprehend the bigger picture and constrain…”
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Demonstrating the potential of CO2 hydrate self-sealing in Svalbard, Arctic Norway
Published in International journal of greenhouse gas control (01-10-2019)“…Here we report the potential self-sealing properties of CO2 hydrate for the Longyearbyen CO2 Lab’s shallow aquifer in Svalbard, Arctic Norway, through hydrate…”
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Hydrate occurrence in Europe: A review of available evidence
Published in Marine and petroleum geology (01-01-2020)“…Large national programs in the United States and several Asian countries have defined and characterised their marine methane hydrate occurrences in some…”
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Modelling of the gas hydrate potential in Svalbard’s fjords
Published in Journal of natural gas science and engineering (01-10-2021)“…Large amounts of methane are trapped as natural gas hydrate (NGH) in the sediments of the Arctic. Unlike NGH provinces offshore west of Svalbard (Vestnesa…”
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Shallow-water hydrothermal venting linked to the Palaeocene–Eocene Thermal Maximum
Published in Nature geoscience (01-09-2023)“…The Palaeocene–Eocene Thermal Maximum (PETM) was a global warming event of 5–6 °C around 56 million years ago caused by input of carbon into the ocean and…”
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High-resolution digital outcrop model of the faults, fractures, and stratigraphy of the Agardhfjellet Formation cap rock shales at Konusdalen West, central Spitsbergen
Published in Earth system science data (21-02-2024)“…Structure-from-motion (SfM) photogrammetry has become an important tool for the digitalisation of outcrops as digital outcrop models (DOMs). DOMs facilitate…”
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The subsurface thermal state of Svalbard and implications for geothermal potential
Published in Geothermics (01-06-2023)“…•Geothermal gradients of 24–55 °C/km are reported from 14 deep petroleum and research boreholes onshore svalbard.•Strong lateral variation in heat flow exists…”
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Sub-permafrost methane seepage from open-system pingos in Svalbard
Published in The cryosphere (09-11-2020)“…Methane release from beneath lowland permafrost represents an important uncertainty in the Arctic greenhouse gas budget. Our current knowledge is arguably best…”
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Shallow-water hydrothermal venting linked to the Palaeocene–Eocene Thermal Maximum
Published in Nature geoscience (2023)“…Abstract The Palaeocene–Eocene Thermal Maximum (PETM) was a global warming event of 5–6 °C around 56 million years ago caused by input of carbon into the ocean…”
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Digitising Svalbard’s Geology: the Festningen Digital Outcrop Model
Published in First break (01-03-2022)“…The renowned Festningen section in the outer part of Isfjorden, western Spitsbergen, offers a c. 7 km-long nearly continuous stratigraphic section of Lower…”
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