Results 61 to 70 of about 14,771 (237)

Artificial Intelligence, Optimization, and Modeling Techniques in Water Resources Management: Challenges and Future Directions

open access: yesWater Environment Research, Volume 98, Issue 6, June 2026.
This study presents an integrated framework linking six foundational elements of water resources management: watershed modeling, surrogate modeling, optimization, artificial intelligence, decision support systems, and monitoring. The synthesis highlights how connecting these traditionally separate domains fosters smarter, adaptive, and data‐driven ...
Hoda S. Razavi   +5 more
wiley   +1 more source

Optimal Configuration of Omega-Kappa FF-SAR Processing for Specular and Non-Specular Targets in Altimetric Data: The Sentinel-6 Michael Freilich Study Case

open access: yesRemote Sensing
In this study, the full-focusing (FF) algorithm is reviewed with the objective of optimizing it for processing data from different types of surfaces probed in altimetry.
Samira Amraoui   +9 more
doaj   +1 more source

Assessing altimetry close to the coast

open access: yes, 2017
Radar altimetry provides measurements of sea surface elevation, wind speed and wave height, which are used operationally by many agencies and businesses, as well as for scientific research to understand the changes in the ocean-atmosphere interface. For
Quartly, GD   +11 more
core   +1 more source

Satellite Altimetry for Earth Sciences [PDF]

open access: yes, 2019
Satellite altimetry is a radar technique for measuring the topography of the Earth’s surface. It was initially designed for measuring the ocean’s topography, with reference to an ellipsoid, and for the determination of the marine geoid.
Lebedev, Sergey   +3 more
core   +1 more source

The Shrinking Caspian Sea: Eco‐Hydrological Responses to Human and Climate Pressures

open access: yesEarth's Future, Volume 14, Issue 6, June 2026.
Abstract The Caspian Sea, the Earth's largest inland water body, faces water level decline, drawing comparisons to the collapse of the Aral Sea. Unlike the Aral Sea, the relative roles of climatic variability, hydrological changes, and anthropogenic pressures on the Caspian Sea remain poorly understood.
Jesse Duku   +27 more
wiley   +1 more source

Synergy between in situ and altimetry data to observe and study Northern Current variations (NW Mediterranean Sea) [PDF]

open access: yesOcean Science, 2019
During the last 15 years, substantial progress has been achieved in altimetry data processing, now providing data with enough accuracy to illustrate the potential of these observations for coastal applications.
A. Carret   +4 more
doaj   +1 more source

Integrating Olivine Diffusion Chronometry With Monitoring Data to Decipher the Magma Dynamics at the Submarine Fani Maoré Volcano

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 6, June 2026.
Abstract Monitoring data are critical for understanding volcanic unrest and eruption, but they often lack the ability to constrain the pre‐eruptive magma processes. As such, an increasing number of studies couple monitoring data with petrological tools to obtain insights into the causes and durations of magmatic processes. The 2018–2020 eruption of the
Karoline Brückel   +8 more
wiley   +1 more source

Spatial Altimetry and Continental Waters

open access: yes, 2016
The transfer of energy and water, as well as gaseous components, in the soil–plant–atmosphere system plays a crucial role in many processes involved in climate change. The surface energy balance drives both evapotranspiration (closely linked to the CO2 flux) and sensible heat flux.
Cretaux, J.F., Calmant, Stéphane
openaire   +2 more sources

Global Bathymetry and Topography at 15 Arc Sec: SRTM15+

open access: yesEarth and Space Science, 2019
An updated global bathymetry and topography grid is presented using a spatial sampling interval of 15 arc sec. The bathymetry is produced using a combination of shipboard soundings and depths predicted using satellite altimetry.
B. Tozer   +5 more
doaj   +1 more source

Time-domain Statistics of the Electromagnetic Bias in GNSS-Reflectometry

open access: yesRemote Sensing, 2015
Global Navigation Satellite Systems-Reflectometry (GNSS-R) is an emerging remote sensing technique that uses navigation signals reflected on the Earth’s surface as sources of opportunity for scatterometry and altimetry.
Ali Ghavidel, Adriano Camps
doaj   +1 more source

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