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Xinhua Headlines: Qinghai-Tibet Plateau still one of cleanest regions on earth

Source: Xinhua| 2018-07-18 20:42:51|Editor: Xiang Bo
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Xinhua Headlines: Qinghai-Tibet Plateau still one of cleanest regions on earth

Photo taken on Oct. 24, 2014 shows wild yaks walking on the border of the Kum Kol Desert in Altun Mountain National Nature Reserve in northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Jiang Wenyao)

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KEY WORDS: Plateau
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