9 GEOGRAPHICAL INFORMATION SYSTEMS FOR GENERATING AND PROCESSING REMOTELY SENSED INFORMATION, SATELLITE IMAGERY AND DIGITIZED MAPS, COMPRISING COMPUTER PROGRAMS AND COMPUTER HARDWARE, NAMELY MICRO, MINI AND MAINFRAME COMPUTERS; PRINTERS; PLOTTERS; GRAPHICS CONTROLLERS; MONITORS, DIGITIZERS AND MASS STORAGE DEVICES, NAMELY OPTICAL DISKS; HARD DISKS AND MAGNETIC TAPE STORAGE UNITS