Results 31 to 40 of about 55,232 (202)

Semidiurnal internal tide in the Atlantic Ocean

open access: yesRussian Journal of Earth Sciences, 2020
Analysis of the generation of internal tides over submarine ridges in the Atlantic Ocean based on numerical modeling and measurements on moorings is considered.
Morozov E G, Ansorge I , Vinokurov D V
doaj   +1 more source

Earthquake swarms on the Mid-Atlantic Ridge: assessing the applicability of a global catalogue for seismic analysis

open access: yesFrontiers in Earth Science
The Mid-Atlantic Ridge is mostly positioned at great distances from on-land seismic stations. As a result, analyses of earthquakes are challenging, with focused studies often coming through temporary local recording devices.
R. Zhong, J. E. Rich, P. J. Heron
doaj   +1 more source

Mid‐Atlantic Ridge Hydrothermal Processes

open access: yesEos, Transactions American Geophysical Union, 1990
A series of dives by the submersible Alvin at hydrothermal fields on the slow‐spreading Mid‐Atlantic Ridge has returned new information about the hydrothermal vents, massive sulfide deposits and vent biota. The dives and related regional plume studies were done in January 1990 from the support vessel RIV Atlantis II.
openaire   +1 more source

Deep Water Exchange Through Fracture Zones In The North Atlantic Ridge, Central Atlantic

open access: yesRussian Journal of Earth Sciences
The study investigates the properties of deep and bottom waters in four previously unexplored fracture zones of the Mid-Atlantic Ridge located between 24° N and 36° N.
Seliverstova Anna   +2 more
doaj   +1 more source

AN EARTHQUAKE CATALOG OF MID-ATLANTIC RIDGE

open access: yesBulletin of the Geological Society of Greece, 2017
The Mid-Atlantic Ridge (M-AR), which runs along the centre of the Atlantic Ocean, is one of the best known divergent boundaries. Seismic studies have been a crucial factor in deciphering the structure of the oceanic crust. For their performance a necessary prerequisite is the compilation of a reliable earthquake catalog of the broader area.
Teza, E.   +3 more
openaire   +3 more sources

Impacts of Sea Surface Temperature and Atmospheric Teleconnection Patterns in the Northern Mid-Latitudes on Winter Extremely Cold Events in North China

open access: yesAdvances in Meteorology, 2021
The frequency distribution of winter extreme cold events (ECEs) in North China and the influences of mid-latitude sea surface temperature anomalies (SSTAs) in the Northern Hemisphere are studied.
Liping Li   +4 more
doaj   +1 more source

Active Long-Lived Faults Emerging Along Slow-Spreading Mid-Ocean Ridges [PDF]

open access: yesOceanography, 2012
In the classic mid-ocean ridge model, new seafloor is generated through a combination of magmatic diking feeding lava flows at the spreading axis, and the formation of short-offset, high-angle normal faults that dip toward the axis.
Deborah K. Smith   +3 more
doaj  

MORPHOSTRUCTURE OF ATLANTIC’S BOTTOM AND MEDIUM ATLANTIC RIDGE

open access: yesГеологія і корисні копалини Світового океану, 2019
The purpose of the study is to characterize the morphostructure and geology of Atlantic's bottom and the Mid Atlantic Ridge using generalized and new data. The basis is the bathymetric map of the Atlantic 1971, according to research data of the Institute
A.M. Zhirnov
doaj   +1 more source

High connectivity of animal populations in deep-sea hydrothermal vent fields in the Central Indian Ridge relevant to its geological setting. [PDF]

open access: yesPLoS ONE, 2013
Dispersal ability plays a key role in the maintenance of species in spatially and temporally discrete niches of deep-sea hydrothermal vent environments. On the basis of population genetic analyses in the eastern Pacific vent fields, dispersal of animals ...
Girish Beedessee   +9 more
doaj   +1 more source

Processes Driving Iron and Manganese Dispersal From the TAG Hydrothermal Plume (Mid-Atlantic Ridge): Results From a GEOTRACES Process Study

open access: yesFrontiers in Marine Science, 2020
Hydrothermal vents are a recognized source of trace elements to the ocean inventory. Nevertheless, the contribution of slow-spreading ridges remains poorly resolved.
David González-Santana   +11 more
doaj   +1 more source

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