Access to public web map services and interfaces developed at the EROS Data Center searchable by keywords and categories with interactive maps, viewer templates, information sheets and latest news items and updates on geospatial products.
The Geographic Names Information System (GNIS) contains information about almost 2 million physical and cultural geographic features in the United States.
Site to download various geographic datasets with links to FTP file access, status maps, public domain software, and Spatial Data Transfer Standard (SDTS) information. These datasets are not directly viewable.
Services available at the Geological Survey TRIGA Reactor (GSTR) site in Denver with information on irradiation, neutron activation analysis, fission track radiography, and geochronology and tours of the facility.
A catalog of earth science data produced by the U.S. Geological Survey with documentation and links to the data files. Catalog is searchable by geographic location and publication series number. Includes links to information on metadata and its use.
Access to downloadable GIS databases including the Global Digital Elevation Model (DEM), remotely sensed products, data on world energy and mineral deposits, biodiversity, and geologic hazards for use with ArcView or free software.
Global information on invasive alien species, focusing on species that threaten native biodiversity and covering all taxonomic groups from micro-organisms to animals and plants.
The Invasive Species Information Node (ISIN) of the National Biological Information Infrastructure (NBII) creates a central repository for information pertaining to the identification, description, management, and control of invasive species.
U.S. Department of the Interior |
U.S. Geological Survey