Ключевые слова: aerial, background, bend, blue, china, cloud, conservation, country, curve, earth, ecologic, ecology, ecosystem, environment, grass, grassland, green, idyllic, lake, land, landscape, mountain, national, natural, nature, outdoor, panorama, panoramic, plateau, qinghai, reflection, region, reserve, river, scene, sky, sources, sunny, tourism, travel, view, water, wetland, white, wilderness, winding, yellow,