Atlas of the Evolution of the Forest between 1988 and 2004

This is an automatic comparison of the 1988 forest envelope layer with the 2004 forest formations layer. Two cases are distinguished: • Case 1: appearance of a new forest polygon between 1988 and 2004 • Case 2: extirpation of a forest polygon between 1988 and 2004 Source data: 1. Mapping of plant formations 2004 upgraded 2. Ortho photo color of the year 1988 with a resolution of 50 cm 3. Point use of 1982 images on an area not covered by the 1988 images