毛乌素沙地景观生态风险时空演变及驱动力
李思琪, 王海兵, 袁晓飞, 敖胡日查, 杨皓钦

Temporal and spatial evolution of landscape ecological risks and driving forces in the Mu Us Sandy Land
Siqi Li, Haibing Wang, Xiaofei Yuan, Huricha Ao, Haoqin Yang
图9 毛乌素沙地相关工程启动时间轴
Fig.9 Timeline of the launch of relevant policies in the Mu Su Sandy Land