Known as GIS ( G eographical I nformatics S ystems), the instruments of visualizing and analyzing the geographical information constitute today a field with a spectaculars evolution. The special GIS operations over the spatial information make from these instruments not only some efficacy instruments for making maps, but especially, irreplaceable instruments for analyzing the information that refer to the terrestrial surfaces. Also, the existent information can be reused, due to the fact that one of the main purposes of introducing the GIS technology consists in creating – by conversion in digital form – some efficient possibilities of maintaining and updating the information. During the last quarter of century, the GIS applications have been extended quickly into the following fields: natural resources, energy, transports, business, and public safety.

Geographical Informatics Systems; spatial information; maps

Presentation: oral