Results 1 to 10 of about 17,653,907 (159)

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

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   +2 more sources

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   +2 more sources

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   +2 more sources

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   +2 more sources

Estimating Terrain Slope from ICESat-2 Data in Forest Environments

open access: yesRemote Sensing, 2020
The global digital elevation measurement (DEM) products such as SRTM DEM and GDEM have been widely used for terrain slope retrieval in forests. However, the slope estimation accuracy is generally limited due to the DEMs’ low vertical accuracy over ...
Xiaoxiao Zhu   +8 more
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

Comparing elevation and backscatter retrievals from CryoSat-2 and ICESat-2 over Arctic summer sea ice [PDF]

open access: yesThe Cryosphere, 2023
The CryoSat-2 radar altimeter and ICESat-2 laser altimeter can provide complementary measurements of the freeboard and thickness of Arctic sea ice. However, both sensors face significant challenges for accurately measuring the ice freeboard when the sea ...
G. J. Dawson, J. C. Landy
doaj   +2 more sources

Consolidating ICESat-2 Ocean Wave Characteristics with CryoSat-2 during the CRYO2ICE Campaign

open access: yesRemote Sensing, 2022
Using the Ice, Cloud, and land Elevation Satellite 2 (ICESat-2) global high-resolution elevation measurements, it is possible to distinguish individual surface ocean waves. With the vast majority of ocean surveying missions using radar satellites, ICESat-
Bjarke Nilsson   +3 more
doaj   +2 more sources

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   +2 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

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