Results 1 to 10 of about 1,191 (99)

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

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   +2 more sources

Can ICESat-2 estimate stand-level plant structural traits? Validation of an ICESat-2 simulator

open access: yesScience of Remote Sensing, 2023
Global measurement of plant structural traits like canopy height, canopy cover and Plant Area Volume Density (PAVD) profiles form a key input for many emerging fields in ecology and meteorology.
Matthew Purslow   +4 more
doaj   +1 more source

NASA ICESat-2: Space-Borne LiDAR for Geological Education and Field Mapping of Aeolian Sand Dune Environments

open access: yesRemote Sensing, 2023
Satellites are launched frequently to monitor the Earth’s dynamic surface processes. For example, the Landsat legacy has thrived for the past 50 years, spanning almost the entire application spectrum of Earth Sciences. On the other hand, fewer satellites
Khushbakht Rehman   +2 more
doaj   +1 more source

REVIEW OF NOISE FILTERING ALGORITHM FOR PHOTON DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
As a continuation of Ice, Cloud, and Land Elevation Satellite-1 (ICESat-1)/Geoscience Laser Altimeter System (GLAS), the Ice, Cloud, and Land Elevation Satellite-2 (ICESat-2) , which is equipped with the Advanced Topographic Laser Altimeter (ATLAS ...
J. P. Huang, Y. Q. Xing, L. Qin
doaj   +1 more source

Effect of leaf-on and leaf-off canopy conditions on forest height retrieval and modelling with ICESat-2 data

open access: yesInternational Journal of Digital Earth, 2023
Ice, Cloud, and land Elevation Satellite-2 (ICESat-2) provides effective photon-counting light detection and ranging (LiDAR) data for estimating forest height across extensive geographical areas.
Jialu Zhou   +6 more
doaj   +1 more source

ICESat‐2 Precision Orbit Determination

open access: yesEarth and Space Science, 2021
The ICESat‐2 Precision Orbit Determination (POD) system computes the precise position of the laser altimeter instrument in inertial space, a measurement necessary for accurate geolocation of individual photon surface returns.
T. C. Thomas   +4 more
doaj   +1 more source

Water Level Change of Qinghai Lake from ICESat and ICESat-2 Laser Altimetry

open access: yesRemote Sensing, 2022
Long-term satellite observations of the water levels of lakes are crucial to our understanding of lake hydrological basin systems. The Ice, Cloud, and Land Elevation satellite (ICESat) and ICESat-2 were employed to monitor the water level of Qinghai Lake
Weixiao Han   +5 more
doaj   +1 more source

Synthesis of the ICESat/ICESat-2 and CryoSat-2 observations to reconstruct time series of lake level

open access: yesInternational Journal of Digital Earth, 2023
Synthesis of multi-satellite altimetry facilitates the acquisition of long-term changes in lake level but may induce biases due to inconsistent data sources, and thus remains largely unexplored.
Ye Feng   +6 more
doaj   +1 more source

ICESat-2 Bathymetric Signal Reconstruction Method Based on a Deep Learning Model with Active–Passive Data Fusion

open access: yesRemote Sensing, 2023
When carrying out SDB (satellite-derived bathymetry) in island area based on ICESat-2 (Ice, Cloud, and land Elevation Satellite 2) data, it is often found that the ICESat-2 bathymetric signals are partially missing due to the influence of thick aerosols ...
Zihao Leng   +3 more
doaj   +1 more source

Uncertainties on the combined use of ICESat and ICESat-2 observations to monitor lake levels

open access: yesFrontiers in Water, 2023
Lake water level is an important variable to indicate lake hydrological balances and climate change impacts. Benefiting from the launch of the laser altimeters ICESat and ICESat-2, higher spatial-resolution elevation measurements have opened new ...
Shuangxiao Luo   +4 more
doaj   +1 more source

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