area
bark
barkbeetle
beam
beetle
brocken
conifer
coniferous
dark
dead
decline
destruction of forests
dieback
environment
environmental
farsightedness
fir
foresight
forest
forest dieback
german
germany
green
harz
hexenstieg
hike
hiking
landscape
mountain
nature
needle
outdoors
park
plants
preverve
protected
reserve
rock
scene
shadow
sky
spruce
trail
tree
walking
wilderness
wildness
wood
woodland