Photo de stock - FILED - 01 January 1990, Berlin, Ronneburg: GDR / Economy / Thuringia / 8 / 1990 Uranium waste dumps in Drosen near Ronneburg. 600 meters depth. The photo was taken in early 1990 when uranium was still being mined. The company belonged to VEB Wismut This is an underground control centre / Environment / Soil / Uranium dumps / Mining / Radiation / The Deutsch-Sowjetische Aktiengesellschaft was founded after the emergence of the GDR in order to enable the Soviet Union to continue to have access to uranium in the Erzgebirge. Between 1946 and 1990, more than 200,000 tons of uranium ore were mined. When uranium mining was discontinued in 1990, huge areas of overburden rubble and sludge had to be remediated at a cost of around 8 billion euros. Old shafts had to be filled, dumps were secured and planted, radioactive equipment had to be brought underground. The area around Aue in Saxony and eastern Thuringia around Ronneburg is affected / Uranium mining Photo: Paul Glaser/dpa-Zentralbild/ZB. - Ronneburg/Berlin/Germany