Multispectral mosaic of 8208, orthorectified, Landsat7 ETM+ scenes from the NASA Scientific Data Purchase GeoCover 2000.View Full FGDC Metadata from geo.data.gov

This map service portrays the number of deaths per 100,000 people per square mile from lung and colon cancer.  It displays the distribution of lung and colon cancer across the...

This CD-ROM contains a digital version of the Geologic Map of theUnited States, originally published at a scale of 1:2,500,000 (Kingand Beikman, 1974b).  It excludes Alaska and...

US Geological Survey Large Scale Orthoimagery Map Service -  Orthoimagery data are typically high resolution aerial images that combine the visual attributes of an aerial...

In August 2008, the National Geophysical Data Center (NGDC), an office of the National Oceanic and Atmospheric Administration (NOAA), developed the ETOPO1 Global Relief Model as...

The Watershed Boundary Dataset (WBD) from The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landscape characteristics. The drainage...

This data set consists of general soil association units. It was developed by the National Cooperative Soil Survey and supersedes the State Soil Geographic (STATSGO) data set...

The National Weather Service (NWS) Radar Integrated Display with Geospatial Elements 2 (RIDGE 2) depicts national and regional mosaics of radar products. These georeferenced...

The LandScan data set is a worldwide population database compiled on a roughly 1 km resolution (30 X 30) latitude/longitude grid. Census counts (at sub-national level) are...

NLCD 1992, NLCD 2001, and NLCD 2006 are National Land Cover Database classification schemes based primarily on Landsat data along with ancillary data sources, such as...