Marine cold seeps and their manifestations: geological control, biogeochemical criteria and environmental conditions

E Suess - International Journal of Earth Sciences, 2014 - Springer
Characteristics of cold seeps at different geologic settings are the subject of this review
primarily based on results of the Research Consortium SFB 574. Criteria are drawn from …

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 …

Evaluation of near-surface gases in marine sediments to assess subsurface petroleum gas generation and entrapment

MA Abrams - Geosciences, 2017 - mdpi.com
Gases contained within near-surface marine sediments can be derived from multiple
sources: shallow microbial activity, thermal cracking of organic matter and inorganic …

Freshwater lake to salt-water sea causing widespread hydrate dissociation in the Black Sea

V Riboulot, S Ker, N Sultan, Y Thomas… - Nature …, 2018 - nature.com
Gas hydrates, a solid established by water and gas molecules, are widespread along the
continental margins of the world. Their dynamics have mainly been regarded through the …

Geological control and magnitude of methane ebullition from a high-flux seep area in the Black Sea—the Kerch seep area

M Römer, H Sahling, T Pape, A Bahr, T Feseker… - Marine Geology, 2012 - Elsevier
We investigated gas bubble emissions at the Don–Kuban paleo-fan in the northeastern
Black Sea regarding their geological setting, quantities as well as spatial and temporal …

Pockmark formation and evolution in deep water Nigeria: Rapid hydrate growth versus slow hydrate dissolution

N Sultan, G Bohrmann, L Ruffine… - Journal of …, 2014 - Wiley Online Library
In previous works, it has been suggested that dissolution of gas hydrate can be responsible
for pockmark formation and evolution in deep water Nigeria. It was shown that those …

Pore fluid compositions and inferred fluid flow patterns at the Haima cold seeps of the South China Sea

Y Hu, M Luo, Q Liang, L Chen, D Feng, S Yang… - Marine and Petroleum …, 2019 - Elsevier
Fluid flow patterns at cold seeps provide insights into the mechanism and influence of
methane emission into the ocean, which is critical in its environmental impact assessment …

[HTML][HTML] Trace element distribution in methane-seep carbonates: The role of mineralogy and dissolved sulfide

D Smrzka, J Zwicker, Y Lu, Y Sun, D Feng, P Monien… - Chemical …, 2021 - Elsevier
Trace elements are widely used to constrain environmental conditions and biogeochemical
processes through geologic time. Authigenic carbonates in particular are a reliable archive …

Clumped methane isotopologue-based temperature estimates for sources of methane in marine gas hydrates and associated vent gases

E Lalk, T Pape, DS Gruen, N Kaul… - … et Cosmochimica Acta, 2022 - Elsevier
Gas hydrates stored in the continental margins of the world's oceans represent the largest
global reservoirs of methane. Determining the source and history of methane from gas …

Natural oil seepage at kobuleti ridge, eastern Black Sea

JH Körber, H Sahling, T Pape… - Marine and Petroleum …, 2014 - Elsevier
Abstract Analysis of Advanced Synthetic Aperture Radar satellite images in combination with
water column and seafloor investigations documented natural oil seepage from Pechori …