Results 11 to 20 of about 1,060 (148)

Satellite altimetry for Indian reservoirs

open access: yesWater Science and Engineering, 2021
Satellite radar altimetry has immense potential for monitoring fresh surface water resources and predicting the intra-seasonal, seasonal, and inter-annual variability of inundated surface water over large river basins.
Kaushlendra Verma   +4 more
doaj   +1 more source

River ice phenology and thickness from satellite altimetry: potential for ice bridge road operation and climate studies [PDF]

open access: yesThe Cryosphere, 2021
River ice is a key component of the cryosphere. Satellite monitoring of river ice is a rapidly developing area of scientific enquiry, which has wide-ranging implications for climate, environmental and socioeconomic applications.
E. Zakharova   +6 more
doaj   +1 more source

Automatic Detection of Inland Water Bodies along Altimetry Tracks for Estimating Surface Water Storage Variations in the Congo Basin

open access: yesRemote Sensing, 2021
Surface water storage in floodplains and wetlands is poorly known from regional to global scales, in spite of its importance in the hydrological and the carbon balances, as the wet areas are an important water compartment which delays water transfer ...
Frédéric Frappart   +9 more
doaj   +1 more source

Satellite Remote Sensing of the Greenland Ice Sheet Ablation Zone: A Review

open access: yesRemote Sensing, 2019
The Greenland Ice Sheet is now the largest land ice contributor to global sea level rise, largely driven by increased surface meltwater runoff from the ablation zone, i.e., areas of the ice sheet where annual mass losses exceed gains.
Matthew G. Cooper, Laurence C. Smith
doaj   +1 more source

The impact of snow depth, snow density and ice density on sea ice thickness retrieval from satellite radar altimetry: results from the ESA-CCI Sea Ice ECV Project Round Robin Exercise [PDF]

open access: yesThe Cryosphere, 2015
We assess different methods and input parameters, namely snow depth, snow density and ice density, used in freeboard-to-thickness conversion of Arctic sea ice. This conversion is an important part of sea ice thickness retrieval from spaceborne altimetry.
S. Kern   +7 more
doaj   +1 more source

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

Sea surface height measuring using InSAR altimeter

open access: yesGeodesy and Geodynamics, 2017
Satellite altimetry has been widely used in measuring ocean topography from space. The conventional altimeter system is the nadir radar altimeter system which has the limitations of one-dimensional measurement and is unable to get both high temporal and ...
Xiaohong Sui   +4 more
doaj   +1 more source

A Coastal Experiment for GNSS-R Code-Level Altimetry Using BDS-3 New Civil Signals

open access: yesRemote Sensing, 2021
High temporal and spatial resolutions are the key advantages of the global navigation satellites system-reflectometry (GNSS-R) technique, while low precision and instabilities constrain its development.
Fan Gao   +5 more
doaj   +1 more source

Impact of Surface Soil Moisture Variations on Radar Altimetry Echoes at Ku and Ka Bands in Semi-Arid Areas

open access: yesRemote Sensing, 2018
Radar altimetry provides information on the topography of the Earth surface. It is commonly used for the monitoring not only sea surface height but also ice sheets topography and inland water levels.
Christophe Fatras   +5 more
doaj   +1 more source

Combining multisource satellite data to estimate storage variation of a lake in the Rift Valley Basin, Ethiopia

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2020
Integration of remote sensing data sets from multiple satellites is tested to simulate water storage variation of Lake Ziway, Ethiopia for the period 2009-2018. Sixty Landsat ETM+/OLI images served to trace temporal variation of lake surface area using a
Wegayehu Asfaw   +2 more
doaj   +1 more source

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