In focus

Marveling at nature's downfall

作者：XU WEIWEI, 21ST CENTURY STAFF

Students get a close look at the numerous ponds in the grassland. PHOTO BY CAO ZHI

STANDING on the roof of the world in Sanjiangyuan, Qinghai province, Liu Yujiao and 59 other students marveled at the beauty of the grassland. They were also stunned by the forces at work endangering it.

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