Canadian Remote Sensing Society 39 Center for Advanced Spatial Technologies 20 GIS Portal 1
GIS Conferences Worldwide 40 GLIS :Geographic and Land Information Society 21 NRSC: National Remote Sensing Centre 2
Japan Society Photogrammetry and Remote Sensing 41  URISA: The Urban and Regional Information Systems Association 22 NOAA: National Oceanic and Atmospheric Administration 3
European Space Agency 42 The National Center for Geographic Information and Analysis 23 ESRI 4
Space Imaging Middle East 43 GIS CAFE 24  1Spatial 5
Indian Space Research Organisation 44 Indian Society of Remote Sensing 25 Environmental Remote Sensing at SSEC 6
AAG: Association of American Geographers 45 Geo science & Remote Sensing Society 26 Office of Planning/GIS Links 7
ASPRS: American Society for Photogrammetry 46 International Federation of Surveyors 27 ISPRS :International Society for
Photogrammetry and Remote Sensing
8
Pakistan Space &Upper Atmosphere Research Commission 47 the Spatial Information Council 28 ASTER 9
GEOSPATIAL WORLD 48 AARS: Asian Association on Remote Sensing 29 ENVISAT 10
The Stanford Geospatial Center (SGC) 49 NCGE: National Council for Geographic Education 30 REAL TIME SATELLITE TRACKING 11
The RADARSAT Satellite 50 GEOSPATIAL INFORMATION TECHNOLOGY ASSOCIATION 31 Spot Image 12
Land sat Satellites 51 The Centre for Spatial Data Infrastructures and land Administration 32 NASA 13
The JERS-1 Satellite 52 Satellite Imaging Corporation 33 Global SDI 14
Landsat Science 53 World Geomatics Web Site 34 GIS and Geography Related Web Sites 15
  54 Natural Resources Canada 35 GRASS GIS 16
  55 Journalist' Guide Remote Sensing Resources on the Internet   36 DIGITAL GLOBE 17
Japan Aerospace Exploration Agency 37 GLOBAL SPATIAL DATA INFRASTRUCTURE ASSOCIATION 18
Global Land Cover Facility 38 International Association of Geodesy 19