Environmental disasters. Wildlife deaths are a grim wake-up call in Eastern Europe.
Koenig
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D000818:Animals; D000835:Animals, Wild; D001717:Birds; D003486:Cyanides / Q000633:toxicity*; D005393:Fish Diseases / Q000139:chemically induced*; D005399:Fishes; D006046:Gold; D006814:Hungary; D008670:Metals / Q000633:toxicity; D008906:Mining; D010041:Otters; D012383:Romania; D014874:Water Pollutants, Chemical / Q000633:toxicity*; D014877:Water Pollution, Chemical / Q000517:prevention & control*
D003486:Cyanides; D008670:Metals; D014874:Water Pollutants, Chemical; D006046:Gold