Results 81 to 90 of about 238,924 (290)

The Promise of Satellite Oceanography [PDF]

open access: yesOCEANS 82, 1982
The goal of the Oceanic Processes Program at NASA is to evaluate the utility of spaceborne techniques for observing the oceans, and to apply these techniques toward advancing our understanding of fundamental oceanic behavior. This paper describes some of the oceanographical problems amenable to solution using satellite observations, such as the use of ...
openaire   +2 more sources

Distribution and palaeoenvironmental significance of mountain blockstreams in the southern hemisphere

open access: yesJournal of Quaternary Science, Volume 40, Issue 3, Page 537-557, April 2025.
ABSTRACT Openwork mountain block deposits (blockfields, blockstreams) have received much research interest globally given their visual appeal as prominent cold‐region landforms. However, studies have shown that these landforms in both glaciated and non‐glaciated environments are probably of considerable age (pre‐Quaternary), yet the environmental ...
Stefan Grab, Jasper Knight
wiley   +1 more source

Numerical solutions of a boundary value problem on the sphere using radial basis functions [PDF]

open access: yesarXiv, 2014
Boundary value problems on the unit sphere arise naturally in geophysics and oceanography when scientists model a physical quantity on large scales. Robust numerical methods play an important role in solving these problems. In this article, we construct numerical solutions to a boundary value problem defined on a spherical sub-domain (with a ...
arxiv  

Modeling hydrography and marine sedimentation in the Cariaco Basin since the Last Glacial Maximum [PDF]

open access: yes, 2009
The Cariaco Basin has shallow connections with the Caribbean Sea, and these are further reduced at times of lower sea level, such as at the Last Glacial Maximum (LGM).
Lane-Serff, G.F., Pearce, R.B.
core   +1 more source

[Comment on “The Oceanography Report”] Composition of the Oceanography Report

open access: yesEos, Transactions American Geophysical Union, 1986
In looking over the subject matter of The Oceanography Report (TOR), beginning with the September 1, 1981, edition of Eos, I am struck by the predominance of physical oceanography lead articles. In fact, out of 63 articles, 23 are “pure” physical oceanography, 25 are multidisciplinary, general, or news and announcement articles, and the remainder are ...
openaire   +2 more sources

Pleistocene habitats for proboscideans from five sites in the Japanese archipelago: Insights from isotopic composition of tooth enamel and dentin collagen

open access: yesJournal of Quaternary Science, Volume 40, Issue 4, Page 579-587, May 2025.
ABSTRACT Megafauna became extinct during the late Quaternary, with climate changes and human activities the two main proposed extinction drivers. Palaeoloxodon naumanni (Naumann's elephant) and Mammuthus primigenius roamed the Japanese archipelago during the Pleistocene.
Yuichi I. Naito
wiley   +1 more source

Restricted cirque glaciers in the Wicklow Mountains, Ireland, during the Nahanagan Stadial (Greenland Stadial‐1/Younger Dryas)

open access: yesJournal of Quaternary Science, Volume 40, Issue 4, Page 604-621, May 2025.
ABSTRACT In Ireland, the Nahanagan Stadial (NS) was characterised by cirque glacier, plateau icefield and mountain ice cap expansion and is named after the cirque glacier type‐site of Lough Nahanagan in the Wicklow Mountains. This period is broadly equivalent to the Younger Dryas Stadial and Greenland Stadial‐1 (GS‐1: ~12.9–11.7 ka).
Lauren Knight   +6 more
wiley   +1 more source

On the wave turbulence theory for stratified flows in the ocean [PDF]

open access: yesarXiv, 2017
After the pioneering work of Garrett and Munk, the statistics of oceanic internal gravity waves has become a central subject of research in oceanography. The time evolution of the spectral energy of internal waves in the ocean can be described by a near-resonance wave turbulence equation, of quantum Boltzmann type.
arxiv  

Numerical solutions of a boundary value problem on the sphere using radial basis functions [PDF]

open access: yes, 2016
Boundary value problems on the unit sphere arise naturally in geophysics and oceanography when scientists model a physical quantity on large scales. Robust numerical methods play an important role in solving these problems.
Gia, Quoc Thong Le
core  

Repeated surging and rapid retreat of a tidewater glacier in Scotland (Younger Dryas/Greenland Stadial 1)

open access: yesJournal of Quaternary Science, Volume 40, Issue 4, Page 622-633, May 2025.
ABSTRACT This paper presents evidence of glacier surging in the British landform record. We use new high‐resolution multibeam‐echosounder bathymetry data to map the submarine geomorphology of a former tidewater glacier that drained the Skye Icefield, NW Scotland, during the Younger Dryas Stadial (Greenland Stadial 1) ca. 12.9–11.7 ka.
Tom Bradwell, Douglas I. Benn
wiley   +1 more source

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