Ключевые слова: background, beautiful, beauty, blue, bog, cloud, ecosystem, environment, fir, forest, frost, grass, green, hard frost, hoar, hoarfrost, horizontal, lake, landscape, marsh, misty, morning, moss, natural, nature, nobody, outdoor, park, plant, reflection, rime, scene, scenery, scenic, sky, swamp, tourism, tranquil, travel, tree, view, water, wetland, white, wild, wildlife, wood,