Results 101 to 110 of about 113,704 (248)

The present and future system for measuring the Atlantic meridional overturning circulation and heat transport [PDF]

open access: yes, 2010
of the global combined atmosphere-ocean heat flux and so is important for the mean climate of the Atlantic sector of the Northern Hemisphere. This meridional heat flux is accomplished by both the Atlantic Meridional Overturning Circulation (AMOC) and
Baehr, J.   +21 more
core   +1 more source

Understanding marine biodiversity patterns and drivers: The fall of Icarus

open access: yesMarine Ecology, EarlyView.
Abstract Biodiversity patterns are fundamental in our understanding of the distribution of life, ecosystem function, and conservation. In this concept analysis, A survey of the existing knowledge on marine biodiversity patterns and drivers across latitudes, longitudes, and depths indicates that none of the postulated patterns represent a rule.
Roberto Danovaro
wiley   +1 more source

Harry Hess and sea-floor spreading [PDF]

open access: yes, 1999
Harry Hess's hypothesis of sea-floor spreading brought together his long-standing interests in island arcs, oceanic topography, and the oceanic crust. The one unique feature of Hess's hypothesis was the origin of the oceanic crust as a hydration rind on ...
Allwardt, Alan O.
core  

Confirming the impact origin of the São Miguel do Tapuio structure, northeastern Brazil

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract The São Miguel do Tapuio structure (SMT) is a remarkable, nearcircular feature of about 21 km diameter, centered at 5°37.6′ S, 41°23.3′ W in Piauí state, northeastern Brazil. The structure is located within the sedimentary strata of the Paleozoic–Mesozoic Parnaíba Basin and predominantly comprises sandstones of the Devonian Pimenteiras and ...
Alvaro Penteado Crósta   +9 more
wiley   +1 more source

Submarine Topography and Several Bottom Sediments around Prince Olav and Prince Harald Coasts, Antarctica

open access: yesAntarctic Record, 1964
The deep sea floor between Africa and Antarctica is divided into two provinces by the continuation of Mid-Atlantic Ridge. The bottom sediments on the continental slope around Prince Olav Coast and Amundsen Bay are hemipelagic clays which are rich in ...
Takahiro SATO
doaj   +1 more source

On the development of strong ridge episodes over the eastern North Atlantic [PDF]

open access: yes, 2009
The occurrence of strong and persistent mid-latitude anticyclonic ridges over the Eastern North Atlantic is a major contributor to the occurrence of severe winter droughts over Western Iberia.
Baldwin   +19 more
core   +1 more source

Specialized Committees of International Organizations an Important Source of Organizational Autonomy

open access: yesRegulation &Governance, EarlyView.
ABSTRACT Assigning the preparation of decisions to specialized committees composed of member state representatives is a widespread response to the ‘governor's dilemma’, that is, the tension between competence and control, in international organizations (IOs). We theorize a causal mechanism referring to self‐selection and agenda‐setting effects and show
Michael Giesen   +3 more
wiley   +1 more source

The middle Pleistocene extinction of bathyal benthic foraminifera in the South Atlantic (ODP sites 1082 and 1088) : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Earth Science at Massey University [PDF]

open access: yes, 2005
The youngest major turnover in deep-sea benthic foraminifera (termed the Stilostomella extinction) is documented in two ODP sites in the South Atlantic Ocean.
O'Neill, Tanya Ann
core  

The Seismic Expression of Core Complex‐Style Extensional Detachment Faults in Rifted Margins

open access: yesTerra Nova, EarlyView.
ABSTRACT The identification of core complex‐style extensional detachment faults (CCDFs) in rifted margins is crucial for accurately restoring their stratigraphic and thermal histories. Yet recognising CCDFs in seismic reflection images is challenging due to their faint topographic expression; the lack of associated abrupt offset in seismic reflections;
Pauline Chenin   +3 more
wiley   +1 more source

Research of ore elements migration forms in the hydrothermal solutions of the Mid-Atlantic ridge

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2016
On the basis of geological and hydrogeochemical analysis, the issue of forming of hydrothermal plumes in Atlantic Ocean is considered. Forms of the ore elements migration in hydrothermal solutions of the Logachev vent field (14°45' N) were researched ...
S. M. Sudarikov, M. V. Zmievskii
doaj   +2 more sources

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