ESRI provides a collection of links to a variety of data products. The site supports various applications of GIS analysis with a wide range of data products in ESRI-compatible formats.
Subject: Geography:Geospatial Resource Type: Datasets and Tools:Tools, Scientific Resources:Collection, Datasets and Tools:Datasets with Tools Special Interest: GIS Earth System Topics: Surface Processes Data Source: Synthetic/Model Data, Observational Data Data Derived: Data Derived Science Background Required: Basic scientific background required
