Foto de stock - Ranger Dirk Uhrner of the Lower Saxonian state forestry office points towards a young ash tree sick with fungus in a forest near Sehlde, Germany, 21 April 2017. A parasitic fungus is causing mass death amongst ash trees in Europe. Germany is heavily concerned with the problem, as many trees have to be felled. Photo: Julian Stratenschulte/dpa | usage worldwide. - Sehlde/Lower Saxony/Germany

Imagen: Ranger Dirk Uhrner of the Lower Saxonian state forestry office points towards a young ash tree sick with fungus in a forest near Sehlde, Germany, 21 April 2017.

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