The German government is fighting this problem with a massive replanting scheme.
Damaged trees are removed and are replaced with farm grown trees.
This is done while migratory birds are away in Africa so as not to disturb breeding season.
This shot was taken deep in the forest and, although the trees are healthy, altered weather patterns that cause mini cyclones have taken their toll even here.

Things have been warmer of late.
The following shots taken at 2 areas 500km apart from each other, illustrating that all but the highest altitudes feel spring in the air.



