Results 51 to 60 of about 3,841 (247)

Geomorphological and sedimentary processes of the glacially influenced northwestern Iberian continental margin and abyssal plains [PDF]

open access: yes, 2018
The offshore region of northwestern Iberia offers an opportunity to study the impacts of along-slope processes on the morphology of a glacially influenced continental margin, which has traditionally been conceptually characterised by predominant down ...
Adolfo Maestro   +254 more
core   +1 more source

Unusual Components Within a Fine-Grained Contourite Deposit: Significance for Interpretation of Provenance and the Contourite Budget [PDF]

open access: yesMinerals, 2020
Deep-water contourite muds are an important component of many continental margin systems and are currently the focus of much interest amongst deep-water researchers. One outstanding gap in our knowledge of these systems is to understand and quantify a contourite budget, both at the small (facies) scale and at the larger drift scale.
Shereef Bankole   +2 more
openaire   +1 more source

Plio‐Pleistocene Antarctic Bottom Water Production in the Ross Sea Reconstructed From Hillary Canyon Levee Turbidites

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 2, February 2026.
Abstract Dense shelf water (DSW) formed on Antarctica's continental shelves is a significant precursor for Antarctic Bottom Water (AABW), a critical component of global overturning circulation. We hypothesize that DSW cascades off the central Ross Sea shelf generated density currents that entrained sediment as they flowed down Hillary Canyon, resulting
Natalia Varela   +6 more
wiley   +1 more source

Evolution of complex giant seafloor depressions at the northern Argentine continental margin (SW Atlantic Ocean) under the influence of a dynamic bottom current regime

open access: yesFrontiers in Earth Science, 2023
Seafloor depressions (SD) are features commonly observed on the ocean floor. They often occur as circular, small-sized (up to 10 s of m) incisions caused by fluid expulsion.
Fynn Warnke   +15 more
doaj   +1 more source

CRUISE REPORT MARINE FIELD COURSE 2013 BSc course Geophysics / Oceanography Module: GBPRA Cruise No. AL424 [PDF]

open access: yes, 2013
September 27 – October 4, 2013 Kiel– Aarhus (Denmark) – Frederikshavn (Denmark ...
Hübscher, Christian
core   +1 more source

Contourite channels – Facies model and channel evolution

open access: yesSedimentology, 2022
Despite the rise in published evidence of deep‐marine bottom current processes and associated deposits there are still very few documented outcrop examples.
W. Weger   +8 more
semanticscholar   +1 more source

Beyond the Bulk: Magnetic Property Variations With Sediment Grain Size. Insights Into Process and Provenance

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 1, January 2026.
Abstract Bulk (whole sample) magnetic properties of three‐hundred‐sixty‐two samples from five North Atlantic Ocean sediment cores are compared to the magnetic properties of five grain‐size fractions separated from the same samples. The relative abundance and magnetic properties of the size fractions are highly variable both within a core and among ...
R. G. Hatfield   +5 more
wiley   +1 more source

Characterization of Deep-Water Submarine Fan Reservoir Architecture: AB120 Reservoir in the Campos Basin

open access: yesFrontiers in Earth Science, 2022
The exploration of deep-water submarine fan reservoirs has become a prominent research area for hydrocarbon discovery and recovery. However, the high operational costs render efficient exploration of this type of reservoir crucial, and the pivotal ...
Chen Zhao   +6 more
doaj   +1 more source

Bolboforma from Leg 105, Labrador Sea and Baffin Bay, and the chronostratigraphy of Bolboforma in the North Atlantic [PDF]

open access: yes, 1989
The genus Bolboforma, first described by Daniels and Spiegler (1974), is a problematic group of calcareous microfossils. Solbaforma is most probably a planktonic cyst (Rogl and Hochuli, 1976) having protozoan or algal affinities (Poag and Karowe, 1986 ...
Kaminski, M., Pallant, A.
core   +1 more source

Dynamic Controls on Salt Structures and Translation Velocity at Continental Rifted Margins

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 1, January 2026.
Abstract Salt tectonics at rifted margins involves intricate interactions between weak, viscous evaporite layers and brittle sedimentary rocks. Geophysical data and geological interpretation offer valuable insights into evaporite structure formation and the average translation rate of evaporite and sediment layers on time scales of several million ...
Zhichen Wang   +6 more
wiley   +1 more source

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