ArcticDEM Mosaic [deprecated]

UMN/PGC/ArcticDEM/V2/5m
Dataset Availability
2016-09-21T00:00:00Z–2016-09-21T00:00:00Z
Dataset Provider
Earth Engine Snippet
ee.Image("UMN/PGC/ArcticDEM/V2/5m")
Tags
arctic dem geophysical pgc umn

Description

ArcticDEM is a digital surface model (DSM) that portrays first-return elevation values that include vegetation, tree canopy, buildings, and other man-made surface features. The 2m asset is a collection of strips rather than a single mosaic due to projection differences between strips.

Mosaicked DEM files are compiled from the best quality strip DEM files which have been blended and feathered to reduce void areas and edge-matching artifacts. Filtered IceSAT altimetry data has been applied to the raster files to improve absolute accuracy.

Bands

Resolution
5 meters

Bands

Name Units Min Max Description
elevation m -416.45* 5971.24*

Elevation

matchtag

Bitmask raster indicating DEM pixels derived from a stereo match (1) or those that have been interpolated (0)

* estimated min or max value

Terms of Use

Terms of Use

National Science Foundation (PGC's primary funding source) policy requires researchers to acknowledge NSF support in all publications, web pages, and media interviews.

By using PGC data in Earth Engine, users agree to cite PGC and its sponsorship by the NSF. The original source of any third-party data supplied by PGC must also be properly attributed.

For more information see the PGC's Acknowledgement Policy.

Citations

Citations:
  • DEM(s) created by the Polar Geospatial Center from DigitalGlobe, Inc. imagery.

Explore with Earth Engine

Code Editor (JavaScript)

var dataset = ee.Image('UMN/PGC/ArcticDEM/V2/5m');
var elevation = dataset.select('elevation');
var elevationVis = {
  min: -50.0,
  max: 1000.0,
  palette: ['0d13d8', '60e1ff', 'ffffff'],
};
Map.setCenter(-63.402, 66.368, 7);
Map.addLayer(elevation, elevationVis, 'Elevation');
Open in Code Editor