Data & Maps includes
The datasets follow the Federal Geographic Data Committee (FGDC) standard and contain ISO 19115-compliant metadata. Data is provided in Esri’s compressed, direct-read, high-performance Smart Data Compression (SDC) format.
For more information, visit ArcGIS 10 Help—What is Data and Maps for ArcGIS or read the Data and Maps for ArcGIS 10 White Paper.
Get the latest updates to Data & Maps right now by downloading a collection of layer packages through the Data and Maps for ArcGIS Group on ArcGIS Online.