Ключевые слова: backdrop, banner, biomass, booklet, card, christmas, clean, concept, cover, dense, ecofriendly, ecosystem, environment, evergreen, fir, forest, forestry, green, grow, hardwood, healthy, landscape, lumber, lush, natural, nature, outdoor, park, pine, presentation, silence, space, spruce, sun, sunlight, sustainability, sustainable, terrain, texture, timber, top, tree, treetop, vegetation, view, vivid, wilderness, woodland,