The target area "Polyán" is a NATURA 2000 area, an abandoned grazing meadow on the hill side. As grazing was quit decades ago, succession turned the meaadow into a bushy area, changing the former habitat. The Polyán is an important habitat for the Aquila heliaca, but succession made its population to stagnate. The inadequate opening of roads across the meadow accelerated erosion and further degrad ...