Gipsabbau und Naturschutz https://www.karstwanderweg.de/publika/bvg/quarry-environment/2002/1/index.htm
These species-rich oligotrophic grasslands are coveted
These species-rich oligotrophic grasslands are coveted
degradierter Lebensräume wiederhergestellt werden (z.
The water is rich in calcium and sulphates, the average
materials, i.e. cast blocks of slag (in the western Harz: rich
-Mus. z. Hannover. 2. Jahrbuch d. Prov.-Mus. z.