作为青藏高原的重要组成部分，青海荒漠化防治的重要意义不言而喻。如何有效应对高寒干旱、风沙活 动频繁等自然挑战？如何在保护荒漠生态系统的同时，推动生态保护与经济收益双重提升？当地探索荒 漠化治理可持续发展模式，通过"锁边、固源、巩固"等途径为沙地披上"绿色铠甲"，堪称高寒干旱地区 生态修复的绿色奇迹。 作为我国重要的生态安全屏障，青海省承担着黄河、长江上游水源涵养和防风固沙的重要任务，也是我 国第四大沙区和"三北"防护林工程重点省份。当地沙化和荒漠化土地总面积达3.53亿亩，占全省土地总 面积的33.8%，分布呈现点多、面广、类型复杂的特点，治理任务艰巨。 青海自1978年实施"三北"工程以来，相继完成一期至五期工作建设任务，2023年至今累计完成国土绿化 1772万亩，治理沙化土地523.46万亩。目前，正值"三北"工程六期攻坚期。面对典型的高海拔气候条件 带来的治理难度挑战，青海该如何巩固"三北"防护林工程成果，有效推进防沙治沙路径？记者深入青海 荒漠化治理核心区——海南藏族自治州和海西蒙古族藏族自治州调研采访。 锁边固源 站在海南藏族自治州共和县沙珠玉乡的塔拉滩上，从沃什加风口的制高点望去，原本从柴达木方 ...

Core Insights - Since the 18th National Congress of the Communist Party, Xinjiang has achieved a significant transformation from "desert encroachment" to "greening the desert" through scientific governance [1][3] Group 1: Environmental Restoration - The ecological restoration of the Tarim River's lower reaches has been facilitated by ecological water replenishment from the upper reaches, with seven large water conservancy projects storing snowmelt water from the Tianshan Mountains [3] - Over the past decade, the groundwater level within one kilometer of the Tarim River has risen by approximately 7 meters, leading to the restoration of 2,300 square kilometers of vegetation [3] - The area of desertified land treated in Xinjiang since the 18th National Congress has reached 52,000 square kilometers, equivalent to the area of eight Shanghai cities [5] Group 2: Economic Development - The area for planting specialty economic crops in Xinjiang's sandy regions has reached 1.845 million acres, with the sand industry generating an annual output value exceeding 4.37 billion yuan [7] - The successful greening efforts have allowed local families, such as the Abdurayim brothers, to expand their agricultural activities, including the cultivation of grapes on 1,100 acres of previously barren land [5][7] - The restoration of the ecosystem has also led to the return of over 170 species of wildlife, indicating a healthy and revitalized environment [5]