2021
bark beetle
central
climate
climate change
conifer
damage
dead
death
decline
dehydration
dieback
discoloration
drought
dryness
dying
ecology
ecosystem
environment
europe
european
forest
forest dieback
german
germany
global warming
harz
heat stress
infestation
killed
landscape
mortality
mountains
national park
natural
nature
northern
outdoor
pathology
perspective
plant
road
saxony anhalt
spruce
summer
tree
trees
view
wood
woods