8-meter resolution Digital Elevation Model mosaics provide detailed terrain data for glacier and snow regions in High Mountain Asia. The mosaics were generated from very-high-resolution commercial satellite imagery. The data was produced by NSIDC_CPRD and last updated in November 2016.
Use Cases
- Analyze glacier surface elevation changes over time using the DEM pixel values.
- Model snow accumulation patterns by correlating elevation data with precipitation datasets.
- Calculate topographic parameters like slope and aspect from the 8-meter elevation raster for hydrological studies.
- Assess terrain stability and landslide risk in high mountain regions using the detailed elevation data.
- Map glacial extent and boundaries by identifying elevation contours and surface features.
Strengths
- 8-meter spatial resolution provides detailed terrain information.
- Focus on high mountain Asia glacier regions offers targeted coverage.
Limitations
- Data last updated in 2016, potentially missing recent glacial changes.
- Unknown total geographic extent and number of mosaics limits scope assessment.
- Derived from optical imagery, which may be affected by cloud cover or seasonal snow.
Provenance
- Source
- NSIDC_CPRD via NASA Earthdata.
- Collection Method
- Generated from very-high-resolution commercial satellite imagery.
- Time Range
- null
- Freshness
- null
- Geography
- High mountain Asia glacier and snow regions.