Results 1 to 10 of about 5,854 (249)

ICESat-2 Early Mission Synopsis and Observatory Performance. [PDF]

open access: goldEarth Space Sci, 2021
Abstract The Advanced Topographic Laser Altimetry System (ATLAS) onboard the NASA Ice, Cloud, and land Elevation Satellite‐2 (ICESat‐2) is the newest Earth observing satellite for global elevation studies. The primary objectives for ICESat‐2 follow the objectives of its predecessor, ICESat and also focus on providing cryospheric ...
Magruder L, Neumann T, Kurtz N.
europepmc   +6 more sources

ICESat‐2 Precision Orbit Determination [PDF]

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   +10 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   +3 more sources

Improving ICESat‐2‐based boreal forest height estimation by a multivariate sample quality control approach [PDF]

open access: goldMethods in Ecology and Evolution, 2023
Boreal forest heights are associated with global carbon stocks and energy budgets. The launch of the Advanced Topographic Laser Altimeter System (ATLAS) onboard the NASA's Ice, Cloud and Land Elevation Satellite (ICESat‐2) enables canopy vertical ...
Tianqi Zhang, Desheng Liu
doaj   +2 more sources

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

Mapping forest aboveground biomass with a simulated ICESat-2 vegetation canopy product and Landsat data

open access: diamondAnnals of Forest Research, 2019
The assessment of forest aboveground biomass (AGB) can contribute to reducing uncertainties associated with the amount and distribution of terrestrial carbon.
Lana Landra Narine   +4 more
doaj   +3 more sources

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

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

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