Results 11 to 20 of about 45,353 (262)

Joint inversion estimate of regional glacial isostatic adjustment in Antarctica considering a lateral varying Earth structure (ESA STSE Project REGINA) [PDF]

open access: yes, 2017
A major uncertainty in determining the mass balance of the Antarctic ice sheet from measurements of satellite gravimetry, and to a lesser extent satellite altimetry, is the poorly known correction for the ongoing deformation of the solid Earth caused by
Bamber, Jonathan L.   +11 more
core   +3 more sources

SAR, SARin, RDSAR and FF-SAR Altimetry Processing on Demand for Cryosat-2, Sentinel-3 & Sentinel-6 at ESA's Altimetry Virtual Lab [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences
This paper presents the RDSAR, SAR/SARin & FF-SAR altimetry processors available in the ESA Altimetry Virtual Lab (AVL) hosted on the EarthConsole® platform. An overview on processors and features as well as preliminary analyses using AVL output data
J. Benveniste   +12 more
doaj   +1 more source

Ocean Currents Reconstruction from a Combination of Altimeter and Ocean Colour Data: A Feasibility Study

open access: yesRemote Sensing, 2021
Measuring the ocean surface currents at high spatio-temporal resolutions is crucial for scientific and socio-economic applications. Since the early 1990s, the synoptic and global-scale monitoring of the ocean surface currents has been provided by ...
Daniele Ciani   +4 more
doaj   +1 more source

Satellite altimetry and operational oceanography: from Jason-1 to SWOT [PDF]

open access: yesOcean Science
The development and evolution of satellite altimetry and operational oceanography are very closely linked. By providing all weather, global, and real-time observations of sea level, a key variable to constrain ocean analysis and forecasting systems ...
P.-Y. Le Traon   +9 more
doaj   +1 more source

Impact of Ocean Domain Definition on Sea Level Budget

open access: yesRemote Sensing, 2021
Total sea level changes from space radar altimetry are mainly decomposed into two contributions of mass addition and volume expansion of oceans, measured by GRACE space gravimeter and Argo float array, respectively.
Taehwan Jeon
doaj   +1 more source

Eddy Dynamics From Satellite Altimetry [PDF]

open access: yesOceanography, 2010
Most of the kinetic energy of ocean circulation is contained in ubiquitous mesoscale eddies. Their prominent signatures in sea surface height have rendered satellite altimetry highly effective in observing global ocean eddies. Our knowledge of ocean eddy dynamics has grown by leaps and bounds since the advent of satellite altimetry in the early 1980s ...
Fu, Lee-Lueng   +3 more
openaire   +4 more sources

Current state of art of satellite altimetry

open access: yesGeodesy and Cartography, 2017
One of the fundamental problems of modern geodesy is precise defi nition of the gravitational fi eld and its changes in time. This is essential in positioning and navigation, geophysics, geodynamics, oceanography and other sciences related to the climate
Łyszkowicz Adam Bolesław   +1 more
doaj   +1 more source

Quantifying Surface‐Height Change Over a Periglacial Environment With ICESat‐2 Laser Altimetry

open access: yesEarth and Space Science, 2021
We use Ice, Cloud, and land Elevation Satellite 2 (ICESat‐2) laser altimetry crossovers and repeat tracks collected over the North Slope of Alaska to estimate ground surface‐height change due to the seasonal freezing and thawing of the active layer.
R. J. Michaelides   +3 more
doaj   +1 more source

Jets and Topography: Jet Transitions and the Impact on Transport in the Antarctic Circumpolar Current [PDF]

open access: yes, 2012
The Southern Ocean’s Antarctic Circumpolar Current (ACC) naturally lends itself to interpretations using a zonally averaged framework. Yet, navigation around steep and complicated bathymetric obstacles suggests that local dynamics may be far removed from
Andrew F. Thompson   +55 more
core   +3 more sources

Improved Determination of Europa's Long‐Wavelength Topography Using Stellar Occultations

open access: yesEarth and Space Science, 2021
Europa Clipper will arrive at Jupiter at the end of this decade and will explore Europa through a series of flybys. One of its many goals is to characterize Europa's topography and global shape using the Europa Imaging System and Radar for Europa ...
Jacob N. H. Abrahams   +6 more
doaj   +1 more source

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