devastated Å umava forests by bark beetle. strong winds and soil erosion cause the forests to dry out. dead landscape at

accident adalbert agriculture aiexcl bavaria beetles biodiversity bohemia bohmerwald ckenstein climate coniferous crossing czech damage danger deforestation destroyed destructed destruction devastation disaster dreisesselberg drought ecological ecology ecosystem environment exploring forest forestry germany green hurricane infestation intervention national nature observatory outdoor park plapara renewal republic revitalization stifter storm sumava tornado trojmezi trunk umava wilderness woodland