Results 51 to 60 of about 5,854 (249)

Radiative Transfer Through Clouds and Its Applications in Support of the Ice, Cloud, and Land Elevation Satellite-2 (ICESat-2) Mission [PDF]

open access: yes, 2012
The Greenland and Antarctic ice sheets, which contain enough ice to raise sea level by about 7 and 60 m, respectively, are losing mass at an increasing rate.
Marshak, Alexander, Yang, Yuekui
core   +1 more source

Small and Medium‐Sized Inland Waterbodies: Water Volume Predictions and Flood Implications

open access: yesWater Resources Research, Volume 62, Issue 1, January 2026.
Abstract Small (<10 ha) and medium (10–100 ha) inland waterbodies are crucial for water storage and flood regulation, necessitating an improved understanding of their water volume. Traditional water volume measurement methods, modeling techniques, and advanced altimetry missions struggle to capture the non‐linear volume changes in these waterbodies ...
Ankit Sharma   +1 more
wiley   +1 more source

On‐Orbit Radiometric Performance on ICESat‐2

open access: yesEarth and Space Science, 2021
NASA's ICESat‐2 mission measures Earth's elevation with the Advanced Topographic Laser Altimeter System (ATLAS), a 6‐beam photon‐counting laser altimeter.
Aimée Gibbons   +4 more
doaj   +1 more source

ICESat-2 Simulated Data from Airborne Altimetery [PDF]

open access: yes, 2010
Ice, Cloud, and land Elevation Satellite-2 (ICESat-2) is scheduled to launch in 2015 and will carry onboard the Advanced Topographic Laser Altimeter System (ATLAS), which represents a new approach to spaceborne determination of surface elevations ...
Barbieri, K. A.   +6 more
core   +1 more source

Spaceborne Canopy Height Products Should Be Complemented With Airborne Laser Scanning Data: Toward a European Canopy Height Model

open access: yesEarth and Space Science, Volume 13, Issue 1, January 2026.
Abstract Measuring and mapping vegetation structure is essential for understanding the functioning of terrestrial ecosystems and for informing environmental policies. Recent years have seen a growing demand for high‐resolution data on vegetation structure, driving their prediction at fine resolutions (1–30 m) at state, continental, and global spatial ...
Vítězslav Moudrý   +39 more
wiley   +1 more source

Potentialities and Limits of ICESAT-2 Observation for Atmospheric Aerosol Investigation

open access: yesEPJ Web of Conferences, 2016
ICESat-2(Ice, Cloud, and land Elevation Satellite-2), slated for launch in 2017, will continue the important observations of ice-sheet elevation change, sea-ice freeboard, and vegetation canopy height begun by ICESat in 2003.
Mona L., Amodeo A., D’Amico G.
doaj   +1 more source

Impact of Slopes on ICESat-2 Elevation Accuracy Along the CHINARE Route in East Antarctica

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
As the follow-on study to the assessment of ICESat-2 ice surface elevations, we assessed how they are influenced by the surface slopes, which are derived from the ICESat-2 elevations of the received photons and available in the land-ice surface heights ...
Tong Hao   +6 more
doaj   +1 more source

The Evolving Decline of Landfast Sea Ice in Northern Alaska and Adjacent Waters: Results from an Updated Climatology

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 1, January 2026.
Abstract We present a new 27‐year record of landfast sea ice extent in northern Alaska and adjacent waters, which uses ice chart data to extend a previous analysis based on synthetic aperture radar (SAR) imagery. This new climatology provides updated information on the decline of landfast ice in a region of the Arctic that has seen extensive losses of ...
Andrew R. Mahoney, Andrew H. Einhorn
wiley   +1 more source

Deriving Snow Depth From ICESat-2 Lidar Multiple Scattering Measurements: Uncertainty Analyses

open access: yesFrontiers in Remote Sensing, 2022
The application of diffusion theory and Monte Carlo lidar radiative transfer simulations presented in Part I of this series of study suggests that snow depth can be derived from the first-, second- and third-order moments of the lidar backscattering ...
Xiaomei Lu   +22 more
doaj   +1 more source

Mélange‐Driven Coupling Between the Central Pine Island Ice Shelf and the Piglet Glacier Reverses Recent Acceleration Trends

open access: yesGeophysical Research Letters, Volume 52, Issue 24, 28 December 2025.
Abstract By analyzing velocity changes of the Pine Island Ice Shelf (PIIS) from October 2014 to August 2025 using Sentinel‐1A/B imagery, we find that the PIIS flow changed markedly over this period. A distinct slowdown occurred at the central PIIS from 14 March 2022 to 20 January 2023, during which velocities decreased from 13.15 ± 0.04 to 12.71 ± 0.17 
Yite Chien, Chunxia Zhou, Bryan Riel
wiley   +1 more source

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