Name: IceBridge BedMachine Greenland, Version 4
Creator: National Snow and Ice Data Center
Keywords: BATHYMETRY,BED ELEVATION,GLACIER/ICE SHEET THICKNESS,TERRAIN ELEVATION

IceBridge BedMachine Greenland, Version 4

Data set id:

IDBMG4

DOI: 10.5067/VLJ5YXKCNGXO

Data Citation and Acknowledgment
As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility.

Morlighem, M. et al. (2021). IceBridge BedMachine Greenland. (IDBMG4, Version 4). [Data Set]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/VLJ5YXKCNGXO. [describe subset used if applicable]. Date Accessed 11-21-2025.

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Literature references: Please include the following literature citations in addition to the data citation above:

Morlighem, M., Williams, C., Rignot, E., An, L., Arndt, J. E., Bamber, J. L., Catania, G., Chauché, N., Dowdeswell, J. A., Dorschel, B., Fenty, I., Hogan, K., Howat, I., Hubbard, A., Jakobsson, M., Jordan, T. M., Kjeldsen, K. K., Millan, R., Mayer, L., Mouginot, J., Noël, B., O'Cofaigh, C., Palmer, S. J., Rysgaard, S., Seroussi, H., Siegert, M. J., Slabon, P., Straneo, F., van den Broeke, M. R., Weinrebe, W., Wood, M. & Zinglersen, K.. 2017. BedMachine v3: Complete bed topography and ocean bathymetry mapping of Greenland from multi-beam echo sounding combined with mass conservation. Geophysical Research Letters. 44. DOI: 10.1002/2017GL074954.

There is a more recent version of these data.
Version Summary

New major version

Overview

This data set contains a bed topography/bathymetry map of Greenland based on mass conservation, multi-beam data, and other techniques. It also includes surface elevation and ice thickness data, as well as an ice/ocean/land mask.

Parameter(s):

BATHYMETRY

BED ELEVATION

GLACIER/ICE SHEET THICKNESS

TERRAIN ELEVATION

Platform(s):

DC-8

P-3B

Sensor(s):

MCoRDS

Data Format(s):

netCDF-4

Temporal Coverage:

1 January 1993 to 1 October 2020

Temporal Resolution:

Not Specified

Spatial Resolution:

150 m

150 m

Spatial Reference System(s):

WGS 84 / NSIDC Sea Ice Polar Stereographic North
EPSG:3413

Spatial Coverage:

N:
90
S:
60
E:
10
W:
-80

Blue outlined yellow areas on the map below indicate the spatial coverage for this data set.

View Metadata Record

Data Access & Tools

This data set has been retired. There is a more recent version of these data.

Documentation

User Guide

IceBridge BedMachine Greenland, Version 4 User Guide

Help Articles

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