In 1941 the entire valley was declared a nature reserve and despite this, in May 1942 during the Second World War, under the saddle Alpeiner at 2950 m., a tunnel system was bored for the extraction of molybdenum.
1941. aastal kuulutati kogu org looduskaitsealaks ja vaatamata sellele puuriti Teise maailmasõja ajal mais 1942 Alpeineri sadula alla 2950 m kõrgusel tunnelisüsteem molübdeeni kaevandamiseks.