Hydrate occurrence in Europe: A review of available evidence

TA Minshull, H Marín-Moreno, P Betlem, J Bialas… - Marine and Petroleum …, 2020 - Elsevier
Large national programs in the United States and several Asian countries have defined and
characterised their marine methane hydrate occurrences in some detail, but European …

Complex gas hydrate system in a gas chimney, South China Sea

J Ye, J Wei, J Liang, J Lu, H Lu, W Zhang - Marine and Petroleum …, 2019 - Elsevier
Gas hydrates and deep-sea cold seeps are of interest to industry and academia for several
reasons, including their implications for offshore geohazards and unconventional resources …

Comprehensive review on exploration and drilling techniques for natural gas hydrate reservoirs

C Sahu, R Kumar, JS Sangwai - Energy & Fuels, 2020 - ACS Publications
With the depletion of conventional oil reservoirs and concerns about the increasing carbon
footprint of coal, natural gas is poised to play a much bigger role in sustainable economic …

A 160,000-year-old history of tectonically controlled methane seepage in the Arctic

T Himmler, D Sahy, T Martma, G Bohrmann… - Science …, 2019 - science.org
The geological factors controlling gas release from Arctic deep-water gas reservoirs through
seabed methane seeps are poorly constrained. This is partly due to limited data on the …

Impact of tides and sea-level on deep-sea Arctic methane emissions

N Sultan, A Plaza-Faverola… - Nature …, 2020 - nature.com
Sub-sea Arctic methane and gas hydrate reservoirs are expected to be severely impacted by
ocean temperature increase and sea-level rise. Our understanding of the gas emission …

A comprehensive review on well completion operations and artificial lift techniques for methane gas production from natural gas hydrate reservoirs

C Sahu, R Kumar, JS Sangwai - Energy & Fuels, 2021 - ACS Publications
The world's modernistic energy mix necessitates a clean and low carbon energy fuel. In this
regard, the hydrocarbon sector is recognizing the ultimate potential of natural gas hydrates …

Pockmarks in the witch ground basin, central North Sea

C Böttner, C Berndt, BTI Reinardy… - Geochemistry …, 2019 - Wiley Online Library
Marine sediments host large amounts of methane (CH4), which is a potent greenhouse gas.
Quantitative estimates for methane release from marine sediments are scarce, and a poorly …

[HTML][HTML] Seismic chimney characterisation in the North Sea–implications for pockmark formation and shallow gas migration

B Callow, JM Bull, G Provenzano, C Böttner… - Marine and Petroleum …, 2021 - Elsevier
Fluid-escape structures within sedimentary basins permit pressure-driven focused fluid flow
through inter-connected faults, fractures and sediment. Seismically-imaged chimneys are …

[HTML][HTML] Slow response of the gas hydrate system to ridge erosion and sea-level rise: Insights from double BSRs on the southern Hikurangi margin (New Zealand)

KF Kroeger, GJ Crutchley, IA Pecher - Earth and Planetary Science Letters, 2023 - Elsevier
We analyse reflection seismic profiles across the outer accretionary wedge at the
convergent New Zealand Hikurangi margin. We identify several, in some case stacked …

Crustal fingering facilitates free-gas methane migration through the hydrate stability zone

X Fu, J Jimenez-Martinez, TP Nguyen… - Proceedings of the …, 2020 - pnas.org
Widespread seafloor methane venting has been reported in many regions of the world
oceans in the past decade. Identifying and quantifying where and how much methane is …