Online map system providing downloadable geospatial data, primarily NSDI framework themes (that is, general geographic data such as transportation, boundaries, hydrography, orthoimagery, land cover, and elevation).
Document on the National Vegetation Classification Standard with information on applications, background, development, characteristics, nomenclature standards, relationship to other classifications, and how to do vegetation mapping.
Interactive Mapping Service (IMS) is an Internet based Geographic Information System designed to provide users with online mapping capability of habitats, land use and land cover, and seagrass for areas of Tampa Bay.
Terrestrial remote sensing program with links to coastal and marine, arid and semi-arid, other land environmental data and digital image products plus software Mini Image Processing Sensing System (MIPS).
Guide to major U.S. environmental statutes and corresponding regulations on air quality, fish and wildlife conservation, cultural and historic resources, solid and hazardous substances, public lands, farmlands, and water resources.
The USGS-NPS Vegetation Mapping Program is a cooperative effort with the National Park Service (NPS) to classify, describe, and map vegetation communities in over 270 U.S. national park units with links to overview, standards, products, and applications.
U.S. Department of the Interior |
U.S. Geological Survey