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曾经，人们乱砍滥伐，造成森林面积锐减，使大自然的生态平衡遭到破坏。于是，沙丘吞噬了万亩良田，洪水冲毁了可爱的家园，大自然的报复让我们人类尴尬哑然。曾经，人们残酷捕杀，使人类的朋友惨遭涂碳。许多对人类具有重大经济、科研、美学和文化价值的物种濒临灭绝。“千山
Once, people deforestation, resulting in sharp decline in forest area, so that the ecological balance of nature has been destroyed. As a result, dunes swallowed mu of fertile land, floods destroyed a lovely home, avenge of nature let us human embarrassed. Once, people brutally killed, so that human friends were trampled carbon. Many species of great economic, scientific, aesthetical and cultural significance to humankind are on the brink of extinction. “Qianshan.”