Wastewater (left) after treatment in the urban sewage plants is ready for daily use. The city's 11 urban sewage plants have a total daily capacity of 375,000 tons, treating 91.5 percent of urban sewage in 2017. [Photo by Wu Xiaoshan/China.org.cn]
The capital of Qinghai province, located on the arid and freezing Qinghai-Tibet Plateau, is home to vibrant animal and plant life thanks to a two-decade long afforestation campaign.
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