Results 21 to 30 of about 116,681 (315)

Understanding Peat Soil Deformation and Mechanisms of Peat Collapse Across a Salinity Gradient in the Southwestern Everglades

open access: yesWater Resources Research, 2023
Saltwater intrusion is a significant threat to the structure and ecology of inland and coastal freshwater wetlands, altering biogeochemical cycling and disrupting important ecosystem services.
Matthew J. Sirianni   +5 more
doaj   +1 more source

Abrupt changes in deep Atlantic circulation during the transition to full glacial conditions [PDF]

open access: yes, 2013
Six Ocean Drilling Program (ODP) sites, in the Northwest Atlantic have been used to investigate kinematic and chemical changes in the ‘Western Boundary Undercurrent’ (WBUC) during the development of full glacial conditions across the Marine Isotope Stage
Becker, J   +14 more
core   +1 more source

Mechanisms of warm-water intrusions onto the West Spitsbergen Shelf during winter [PDF]

open access: yesOcean Science
The West Spitsbergen Current, flowing northward along the continental slope in the eastern Fram Strait, represents a key pathway for warm Atlantic Water entering the Arctic Ocean.
L. Frank   +7 more
doaj   +1 more source

Extreme deepening of the Atlantic overturning circulation during deglaciation [PDF]

open access: yes, 2010
Glacial terminations during the late Pleistocene epoch are associated with changes in insolation. They are also punctuated by millennial-scale climate shifts, characterized by a weakening and subsequent strengthening of the Atlantic meridional ...
Skinner, L. C.   +15 more
core   +1 more source

Oceanographic observations in the Nordic Sea and Fram Strait in 2016 under the IO PAN long-term monitoring program AREX

open access: yesOceanologia, 2017
Since 1987 annual summer cruises to the Nordic Seas and Fram Strait have been conducted by the IO PAN research vessel Oceania under the long-term monitoring program AREX.
Waldemar Walczowski   +4 more
doaj   +1 more source

Oxygen isotope ecology of recent planktic foraminifera at the central Walvis Ridge (SE Atlantic) [PDF]

open access: yes, 2005
Above the Walvis Ridge, in the SE Atlantic Ocean, we collected living plantkic foraminifera from the upper water column using depth stratified plantkon tows. The oxygen isotope composition (
Kroon, Dirk   +10 more
core   +1 more source

The downward spiralling nature of the North Atlantic Subtropical Gyre

open access: yesNature Communications, 2022
By tracing northward flowing Atlantic water, here the authors show that before this water leaves the North Atlantic Subtropical Gyre and continues northwards, most of it circulates around the gyre while becoming denser through mixing.
Sara Berglund   +3 more
doaj   +1 more source

Projected Atlantic overturning slow-down is to be compensated by a strengthened South Atlantic subtropical gyre

open access: yesCommunications Earth & Environment, 2023
Large ensemble simulations project an intensification of the South Atlantic subtropical gyre with reduced water supply to the North Atlantic due to a weakening of the Atlantic meridional overturning circulation and changes in atmospheric forcing.
Fernanda Marcello   +3 more
doaj   +1 more source

Transition Paths of North Atlantic Deep Water

open access: yesJournal of Atmospheric and Oceanic Technology, 2022
Abstract Recently introduced in oceanography to interpret the near-surface circulation, transition path theory (TPT) is a methodology that rigorously characterizes ensembles of trajectory pieces flowing out from a source last and into a target next, i.e., those that most productively contribute to transport. Here we use TPT to frame, in a statistically
Miron, P.   +2 more
openaire   +2 more sources

Enhanced 20th-century heat transfer to the Arctic simulated in the context of climate variations over the last millennium [PDF]

open access: yesClimate of the Past, 2014
Oceanic heat transport variations, carried by the northward-flowing Atlantic Water, strongly influence Arctic sea-ice distribution, ocean–atmosphere exchanges, and pan-Arctic temperatures.
J. H. Jungclaus   +2 more
doaj   +1 more source

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