By applying the procedure described here, the biotope can largely remain undisrupted and even be developed further by the detached house owners as a complementary form of payment (Figure 11.3). By conserving and supporting biodiversity in the gravel quarry, the surrounding areas of the Acherbüel nature reserve in the side moraine landscape of Freudwil could be supported, and the locally available potentials for rough pastures could be utilized (Figure 11.4). As