With difficulty, the rays of the sun break through the thickness of the treesWith difficulty, the rays of the sun break through the thickness of the trees
Winter landscape of the river and frost-covered treesWinter landscape of the river and frost-covered trees
The nature of the forest. fabulous sunset in the forestThe nature of the forest. Fabulous sunset in the forest
Landscape of forest nature. misty dawn in the woodsLandscape of forest nature. Misty dawn in the woods
Непрозрачный воздух, насыщенный водяными парами, а также загрязнённый пылью, дымом, копотью и т. п..