Background
The high Hautes-Fagnes Plateau, located in the northeast of the Ardennes, consists of acidic and nutrient-poor soils developed on old sediments. It is a region of great ecological value. Heaths, fens and bogs occupied between 15 000 to 20 000 ha at the end of the 18th century, but at present occupy just 5 000 ha. These habitats are often in a d ...