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Various data services, maps, apps, and tools are available through NASA’s Earthdata Geographic Information System (EGIS), including ArcGIS Image Services, which provide a flexible and scalable way to store, process, analyze, and share imagery and raster products. 

These services leverage a powerful server backend to perform required processing on-the-fly along with dynamic mosaicking of images.

EGIS allows users to:

  • Reduce time spent on data wrangling and pre-processing
  • Increase time for science analysis/inquiry
  • Query services to display/process in their specific area of interest
  • Perform raster analytics including aggregates, differences, or classifications
  • Perform raster functions including reprojection, orthorectification, clipping, application of complex image processing algorithms, and more

Additionally, users can access and perform analysis through open-source tools such as QGIS and Jupyter Notebooks, using the published representational state transfer (REST), Open Geospatial Consortium (OGC) Web Map Service (WMS), or Web Coverage Service (WCS) endpoints.

Tool at a Glance

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While NASA data are openly available without restriction, an Earthdata Login is required to download data and to use some tools with full functionality.

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Frequently Asked Questions

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