陕北如延安等地，现在草木葱茏，应该是气候变暖和环境保护共同作用。据说甘肃敦煌等地的戈壁，开始在夏天长草，绝对是降雨带北移

来源: thore 于 2025-09-20 09:26:41 [旧帖] [给我悄悄话] 本文已被阅读：次

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