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People make straw checkerboard sand barriers in Gulang County, northwest China's Gansu Province, March 5, 2020. Local people began to carry out spring anti-desertification work recently. (Xinhua/Fan Peishen)
People make straw checkerboard sand barriers in Gulang County, northwest China's Gansu Province, March 5, 2020. Local people began to carry out spring anti-desertification work recently. (Xinhua/Fan Peishen)