Ключевые слова: acid, bark, bark beetle, bavaria, bavarian, beetle, blue, border, calamity, climate, cycle, czech, damage, danger, dead, death, deforestation, destruction, devastation, devasted, disaster, drought, dry, ecology, environment, environmental, european, forest, germany, green, infestation, landscape, mountain, mountains, national, natural, nature, old, outdoor, park, plechy, pollution, protected, rain, ridge, sky, spruce, sumava, tree, wood,