Ключевые слова: alxa, alxa poplar forest, autumn, autumn color, blue sky, desert, ecology, environmental protection, forest, gobi, gobi poplar, golden, inner mongolia, landscape, natural scenery, plants, poplar, poplar forest, sunset poplar, sunshine, tenacity, tourism, travel, trees, vitality, wilderness, xinjiang, xinjiang desert, xinjiang poplar forest, yellow leaves,