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Description

The ATL18 and ATL28 data products comprise several gridded terrain and canopy elevation parameters derived from the 20 m geosegment height measurements of ATLAS/ICESat-2 L3A Land and Vegetation Height (ATL08). ATL18 is a composite of data over the entire mission, while ATL28 provides monthly data.

Version Description

Initial release

Product Summary

Platforms
ICESat-2
Instruments
ATLAS
Spatial Extent

N: 90 S: -70 E: 180 W: -180

Spatial Resolution
1 Kilometers x 1 Kilometers
Spatial Reference System(s)
Multiple EPSG codes (see User Guide)
Location
GLOBAL
Coordinate System
CARTESIAN
Granule Spatial Representation
CARTESIAN
Temporal Extent
2018-10-01 to Present
Concept ID
C4048983698-NSIDC_CPRD
Data State
ACTIVE
Number of Files/Granules
34
Processing Level
3
Published
Science Keywords
Canopy Characteristics ,
Terrain Elevation

Citation

Citation is critically important for dataset documentation and discovery. This dataset is openly shared, without restriction, in accordance with the EOSDIS Data Use and Citation Guidance.

Copy Citation

Neuenschwander, A., Jelley, B. P., Guenther, E., & Robbins, J. (2026). ATLAS/ICESat-2 L3B Mission Composite Gridded Terrain and Canopy Elevation Parameters, Version 1 [Dataset]. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/ATLAS/ATL18.001 Date Accessed: 2026-08-08

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