"Dead Spruce Trees (Picea abies) after infestation and herbivory of the Eight-toothed Spruce Bark Beetle (Ips typographus), Harz National Park, near Ilsenburg, Saxony-Anhalt, Germany, Europe"

"Dead Spruce Trees (Picea abies) after infestation and herbivory of the Eight-toothed Spruce Bark Beetle (Ips typographus), Harz National Park, near Ilsenburg, Saxony-Anhalt, Germany, Europe"

Hiking trail winds through open spruce forest in the light of the evening sun, small clearings and clearings, Harz National Park, near Braunlage, Lower Saxony, Germany, Europe

Natural beech forest with beginning regeneration in autumn with fog, dense undergrowth, Hainich National Park, Thuringia, Germany, Europe

Forest, spruces with snow, fog, snowy white landscape in winter, Harz National Park, in Schierke, Saxony-Anhalt, Germany, Europe

Forest, spruces with snow, fog, snowy white landscape in winter, Harz National Park, in Schierke, Saxony-Anhalt, Germany, Europe

Natural deciduous forest of oaks, Saxony, Germany, beeches and birches in autumn, sun shines through the leaves, Elbe Sandstone Mountains, National Park Saxon Switzerland, Saxony, Germany, Europe

The sun shines through deep snowy spruce forest in winter, Harz National Park, Germany ( Niedersachsen)

Kalte Bode river near the town of Schierke, Harz National Park, Saxony-Anhalt, Germany, Europe

Sunrise with morning mist at the Oder pond, small island with tree stumps and roots, Harz National Park, Lower Saxony, Germany, Europe

View from the Brocken on forests in winter, snow-covered pines, Harz National Park, Saxony-Anhalt, Germany, Europe

Spruces with snow, evening light, snowy trees in winter, Harz National Park, in Schierke, Saxony-Anhalt, Germany, Europe

Misty forest in the Harz National Park, in front a large beech, behind spruce monoculture, near Schierke, Germany ( Sachsen-Anhalt)

Deeply snow-covered untouched winter landscape in the evening light, spruces covered with snow, blue sky, Harz National Park, Germany ( Niedersachsen)

Forest regeneration through natural rejuvenation in the Harz National Park, Lower Saxony, Germany, Europe