The region mapped is more than 1.5 million ha in Northern Bulgaria. In order to create Land Cover maps Landsat TM and ETM images from 2000 - 2003 were used together with topomaps in scale 1: 100 000. The following land cover classes were mapped
In the GIS Database as additional information the following layers were included: soil types, infrastructure, administrative borders. The following software products were used ERDAS Imagine, ArcView, LCCS, GeoVIS etc.
The Dynamic Maps Software is developed by the Canadian company SKE with the special support of the FAO and GTOS of the UN. It is а free software, which enables integration of GIS data with other additional information. The software:
The Dynamic Maps Software v3.0 has been added to the GIS data in order the customer to be able to make analyses and to browse the data.