Results 41 to 50 of about 266 (168)

The Messinian Salinity Crisis Between Italy and Albania: The Peri‐Adriatic Depression and Southern Adriatic Basin Records

open access: yesBasin Research, Volume 38, Issue 2, March–April 2026.
Basin‐scale correlation of Messinian salinity crisis (MSC) deposits across the Apennine–Albanide foreland basin system integrating outcrop and subsurface data. ABSTRACT We reconstructed the geological evolution of the Albanides during the Messinian salinity crisis (MSC), based on the integration of outcrop and subsurface data from both onshore (peri ...
Bigi Diego   +4 more
wiley   +1 more source

Foraminiferal and Palynological Records of an Abrupt Environmental Change at the Badenian/Sarmatian Boundary (Middle Miocene): A Case Study in Northeastern Central Paratethys

open access: yesGeosciences
The Badenian/Sarmatian boundary in the Central Paratethyan basins is characterised by a change from open marine conditions during the late Badenian to the assumed brackish conditions during the early Sarmatian. The foraminiferal and palynological results
Danuta Peryt   +4 more
doaj   +1 more source

Assessment of the Cape Blanc (northwest Africa) upwelling ecosystem response to recent climate change, using wavelet analyses on dinoflagellate cyst export [PDF]

open access: yesBiogeosciences
Accelerated rates of change in recent climate have urged comprehensive investigations of its impact on marine ecosystems, notably those with high bio-, socio-, and economic importance, such as the upwelling ecosystem off Cape Blanc, Northwest Africa ...
S. E. V. Roza   +9 more
doaj   +1 more source

Shifts in Fossil Benthic Foraminiferal Community Trajectories During the Last Deglaciation Along the European Margin

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 1, January 2026.
Abstract Constraining how faunal communities vary over time and space in response to environmental change has long been a major goal of paleoecologists. Among fossilized organisms, few yield a better and greater detailed record than foraminifera to understand past marine conditions.
R. Fentimen, A. Sturbois, M. Mojtahid
wiley   +1 more source

Stepwise Cooling Events in the Western Arctic at 8.2 and 4.2 ka: Proxy Development and Application

open access: yesPaleoceanography and Paleoclimatology, Volume 40, Issue 12, December 2025.
Abstract Hydroxylated glycerol dialkyl glycerol tetraether (GDGT)‐based proxies have recently been proposed for reconstructing sea surface temperatures (SSTs) in polar oceans, but their reliability has not yet been sufficiently validated. We investigated the spatial distribution of hydroxylated GDGTs in surface sediments from the western Arctic Ocean ...
Kenta Suzuki   +3 more
wiley   +1 more source

Late Pleistocene to Holocene sedimentation in the Great Blue Hole (Lighthouse Reef, Belize): Results from a 30 m long core

open access: yesThe Depositional Record, Volume 11, Issue 5, Page 1376-1398, November 2025.
A 30 m long sedimentary succession at the bottom of the Belize Blue Hole represents terrestrial cenote (12.5–7.2 ka BP), restricted marine swamp (7.2–5.7 ka BP) and fully marine lagoonal phases (5.7–0 ka BP) on Lighthouse Reef carbonate platform. Post‐glacial and Holocene sea‐level rise largely controlled the sedimentological, faunal and floral changes
Eberhard Gischler   +12 more
wiley   +1 more source

The Cenomanian–Turonian boundary interval in the Western Canada Foreland Basin: Stratigraphy, geochemistry, geochronology and sea‐level changes recorded in expanded and condensed clastic successions

open access: yesThe Depositional Record, Volume 11, Issue 5, Page 1200-1258, November 2025.
Shallow‐marine mudstone of the Cretaceous Kaskapau Formation in the British Columbia foredeep preserves a 185 m thick record of OAE2. The organic carbon‐isotope and osmium‐isotope excursions can be correlated in detail with other Cenomanian–Turonian boundary sections around the world.
A. Guy Plint   +12 more
wiley   +1 more source

Marine palynology of the Alano di Piave Bartonian–Priabonian Global Stratotype Section and Point, NE Italy [PDF]

open access: yesJournal of Micropalaeontology
Further strengthening the multidisciplinary stratigraphic and paleo-environmental analysis of the Global Stratotype Section and Point (GSSP) Bartonian–Priabonian boundary of the Alano di Piave section (NE Italy), here, we present a data report of a ...
A. J. P. Houben   +4 more
doaj   +1 more source

A model for the concomitant early formation of dolomite and fibrous clays in coastal bay systems: Evidence from the Eocene (Paris Basin, France)

open access: yesSedimentology, Volume 72, Issue 6, Page 1860-1898, October 2025.
ABSTRACT Detailed analysis of Lutetian–Bartonian deposits in the Paris Basin (‘Marnes et Caillasses’ Formation) provides new evidence of concomitant magnesian fibrous clays (palygorskite and sepiolite) and early microcrystalline dolomite. Although relatively uncommon in sedimentary archives, palygorskite and sepiolite are found in a wide range of ...
Julien Talon   +8 more
wiley   +1 more source

Distribution of organic-walled dinoflagellate cysts in surface sediments of San Matías Gulf (North Patagonian Shelf, Argentina): a seed bank for potential harmful algal blooms

open access: yesFrontiers in Marine Science
In the southwestern Atlantic Ocean, the San Matías Gulf (SMG) is a semi-enclosed coastal ecosystem (40.5°-42.5°S; 63.5°-65.5°W) with considerably greater depths (up to 190 m) than the adjacent continental shelf (~70 m).
Juan B. Xillovich   +3 more
doaj   +1 more source

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