2019年6月18日星期二

Straw "checkerboard" stops desert encroachment in Ningxia, China



from New China TV https://www.youtube.com/watch?v=fyx1s3aB2TM
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Time-lapse: Beautiful cacti bloom before your eyes

from New China TV https://www.youtube.com/watch?v=LWntHYtd5Vo