Alexey Portnov
Title
Cited by
Cited by
Year
Ice-sheet-driven methane storage and release in the Arctic
A Portnov, S Vadakkepuliyambatta, J Mienert, A Hubbard
Nature communications 7 (1), 1-7, 2016
632016
Offshore permafrost decay and massive seabed methane escape in water depths> 20 m at the South Kara Sea shelf
A Portnov, AJ Smith, J Mienert, G Cherkashov, P Rekant, P Semenov, ...
Geophysical Research Letters 40 (15), 3962-3967, 2013
602013
Modeling the evolution of climate‐sensitive Arctic subsea permafrost in regions of extensive gas expulsion at the West Yamal shelf
A Portnov, J Mienert, P Serov
Journal of geophysical research: Biogeosciences 119 (11), 2082-2094, 2014
462014
Postglacial response of Arctic Ocean gas hydrates to climatic amelioration
P Serov, S Vadakkepuliyambatta, J Mienert, H Patton, A Portnov, ...
Proceedings of the National Academy of Sciences 114 (24), 6215-6220, 2017
452017
Methane release from pingo‐like features across the South Kara Sea shelf, an area of thawing offshore permafrost
P Serov, A Portnov, J Mienert, P Semenov, P Ilatovskaya
Journal of Geophysical Research: Earth Surface 120 (8), 1515-1529, 2015
402015
Geophysical and geochemical controls on the megafaunal community of a high Arctic cold seep
A Sen, EKL Åström, WL Hong, AD Portnov, M Waage, P Serov, ML Carroll, ...
European Geosciences Union (EGU), 2018
252018
Variations in gas and water pulses at an Arctic seep: fluid sources and methane transport
WL Hong, ME Torres, A Portnov, M Waage, B Haley, A Lepland
Geophysical Research Letters 45 (9), 4153-4162, 2018
202018
Evolution of subsea permafrost landscapes in Arctic Siberia since the Late Pleistocene: a synoptic insight from acoustic data of the Laptev Sea
P Rekant, HA Bauch, T Schwenk, A Portnov, E Gusev, V Spiess, ...
arktos 1 (1), 11, 2015
122015
Geological controls on fluid flow and gas hydrate pingo development on the Barents Sea margin
M Waage, A Portnov, P Serov, S Bünz, KA Waghorn, ...
Geochemistry, Geophysics, Geosystems 20 (2), 630-650, 2019
92019
Reduced methane seepage from Arctic sediments during cold bottom-water conditions
B Ferre, PG Jansson, M Moser, P Serov, A Portnov, CA Graves, G Panieri, ...
Nature Geoscience 13 (2), 144-148, 2020
72020
Ice-sheet-driven methane storage and release in the Arctic, Nat. Commun., 7, 10314
A Portnov, S Vadakkepuliyambatta, J Mienert, A Hubbard
72016
Shallow carbon storage in ancient buried thermokarst in the South Kara Sea
A Portnov, J Mienert, M Winsborrow, K Andreassen, ...
Scientific reports 8 (1), 1-8, 2018
62018
Gas‐emission craters of the Yamal and Gydan peninsulas: A proposed mechanism for lake genesis and development of permafrost landscapes
YA Dvornikov, MO Leibman, AV Khomutov, AI Kizyakov, P Semenov, ...
Permafrost and Periglacial Processes 30 (3), 146-162, 2019
52019
Submarine landslides induce massive waves in subsea brine pools
DE Sawyer, RA Mason, AE Cook, A Portnov
Scientific reports 9 (1), 1-9, 2019
52019
Clustered BSRs: Evidence for gas hydrate-bearing turbidite complexes in folded regions, example from the Perdido Fold Belt, northern Gulf of Mexico
A Portnov, AE Cook, DE Sawyer, C Yang, JIT Hillman, WF Waite
Earth and Planetary Science Letters 528, 115843, 2019
42019
Geochemical evidence for seabed fluid flow linked to the subsea permafrost outer border in the South Kara Sea
P Semenov, A Portnov, A Krylov, A Egorov, B Vanshtein
Geochemistry, 2019
32019
Basement segmentation and tectonic structure of the Lomonosov Ridge, arctic Ocean: Insights from bedrock geochronology
P Rekant, N Sobolev, A Portnov, B Belyatsky, G Dipre, A Pakhalko, ...
Journal of Geodynamics 128, 38-54, 2019
22019
Gas hydrates in coarse-grained reservoirs interpreted from velocity pull up: Mississippi Fan, Gulf of Mexico: COMMENT
AE Cook, A Portnov
Geology 47 (3), e457-e457, 2019
22019
Salt-driven evolution of a gas hydrate reservoir in Green Canyon, Gulf of Mexico
A Portnov, AE Cook, M Heidari, DE Sawyer, M Santra, M Nikolinakou
AAPG Bulletin, 2018
22018
Widespread gas release limited by the 20-m isobath at the South Kara Sea Shelf.
A Portnov, A Smith, J Mienert, G Cherkashov, P Rekant, P Semenov, ...
Geophysical Research Letters 40, 1-6, 2013
22013
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Articles 1–20