Links to Trans-national and Global GIS Data

Maps and GIS Resources: Transnational and global

• ALEXANDRIA Digital Library-A comprehensive listing of spatial data by region and theme. (Has links for information on the universe to individual states)
• ArcData Catalog-(ESRI) Descriptions of ESRI compatible data offerings from 3rd party vendors.
• Catalogue of Digital Elavation Data-Descriptions of elevation and bathymetric datasets that are available as ASCII files. Includes a section on available software for display and manipulation of data.
• CIESIN Gateway-Identifies data and information resources related to global environmental change and sustainable development. Facilitates simultaneous search and retrieval across diverse databases worldwide.
• Coastline Extractor: USGS-Extract coastline segments bounded by a specified latitude/longitude range in Mapgen, Arc ungenerated, Matlab and Splus formats.
• DATA Depot-Private data agency that has both free and purchasable data sets.
• Consortium for International Earth Science Information Network (CIESIN) Datasets Guides-Information about most datasets accessible through CIESIN's Gateway.
• Data on Global Climate Change-A wealth of data provide by the NASA Goddard Institute for Space Studies. Topics include: global climate modeling; Earth Observations including climatology, radiative fluxes, and storm patterns; climate impacts and forcings due to aerosols, carbon dioxide and methane; and Astrophysics.
• Earth Science Data-From the EOS Interdisciplinary Science Investigations of NASA's Earth Observing System Data and Information System.
• Edinburgh Geographical Information Systems Resource Page
• Getty Thesaurus of Geographic Names
• Global Data Sets Available from UNEP/GRID Sioux Falls
• Geodata Information Sources (University of Iowa Center for Global and Environmental Research)-This is an extensive list of data resources divided into catagory and region.
• GLOBIS-Maintained by the Utrecht University, The Netherlands.
• Hydro Homepage (Elevation Derivative Database): Maintained by the USGS, this page has DEMS at 30 arc-second. It is a hydrological data set, with several layers, with coverages available for most of the continents.
• eoPortal (Earth Observations) -Extensive collection of satellite data available.
• Inter-American Geospatial Data Network
• International Council of Scientific Unions, World Data Center System-World Date Centers collect, archive and redistribute geophysical and solar data.
• NOAA National Oceanographic Data Center (NODC)-The NODC Holds the world's largest collection of publically available oceanographic data.
• NOAA Satellite Active Archive-A digital library of real-time and historical satellite data from NOAA's Polar-orbiting Operational Environmental Satellites (POES). The system allows users to search satellite data inventories, preview sub-sampled Earth images of that data and download the actual data for further processing and analysis.
• On-line Resources for Earth Scientist: Global Data sets-Extensive listing of data resources, maintained by Bill Thoen.
• PenWell MapSearch Geospatial Information for the Energy Industry
• Planetary GIS Web Server (PIGWAD)
• Remote Sensing and GIS Data Sources one the Web(NASA/CHAART)-This list is an outline of some of the RS/GIS data sources available on the Web.
• Socioeconomic Data and Applications Center (SEDAC)-Data resources (including large census data archive) and data analysis tools.
• The Global Change Master Directory-All sorts of earth science data covering oceans, atmosphere, hydrosphere, earth, biosphere and hunam diminsions of global change.
• UNEP Global Resource Information Database-Lists of Worldwide and European Datasets.
• United Nations Environmental Programme Interactive Mapping Server
• UNEP/GRID Consultative Group for International Agricultural Research-Datasets in ARC/INFO, IDRISI formats and dataset catalogs in Excel and Word
• UNEP/GRID Sioux Falls Clearinghouse
• USARC, United States Antarctic Research Center, Has maps, aerial photos and other information compiled by SCAR, The Scientific Committee on Antarctic Research
• USGS: Global Information Locator Service (GILS)-Collection of Global Data servers.
• USGS International Program-Links, data, publications to international GIS
• United States Geological Survey (USGS) Global GIS
• World Digital Elevation Data Catalogue