Nature and EnvironmentThe deadly MediterraneanTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and EnvironmentChristian Pricelius05/04/2018May 4, 2018Ray and shark species in the Adriatic Sea are threatened with extinction. Biologists have found high levels of heavy metals in the water and suspect that illegal dumping is behind the problem.https://p.dw.com/p/2xBx3Advertisement