Ru Brancha Start News Today : Breaking News, Live Updates & Top Stories | Vimarsana

题：贺兰山间的“时光列车”：追寻青春与梦想　　作者 李佩珊 李泽阳　　盛夏时节，巍峨的贺兰山间，鹰隼凌空，岩羊巡山。“黑色”驶向“绿色”　　为改变贺兰山的环境面貌，宁夏采取煤矿退出、回填矿坑、植树造林等一系列措施，对贺兰山进行全面整治。

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