Back in 2000 there was also a Romanian gold mine polluting rivers in Romania, Hungary, Serbia and the Danube all the way to the Black Sea. Allegedly 100 tonnes

Back in 2000 there was also a Romanian gold mine polluting rivers in Romania, Hungary, Serbia and the Danube all the way to the Black Sea. Allegedly 100 tonnes of cyanides were spilled into the river ecosystem. The related wikipedia article [1] [1] https://en.wikipedia.org/wiki/2000_Baia_Mare_cyanide_spill https://en.wikipedia.org/wiki/2000_Baia_Mare_cyanide_spill