20002020年中国西北地区区域性沙尘暴特征及成因
秦豪君, 杨晓军, 马莉, 王一丞, 傅朝, 张君霞, 陆正奇

Characteristics and causes of regional sandstorms in Northwest of China from 2000 to 2020
Haojun Qin, Xiaojun Yang, Li Ma, Yicheng Wang, Zhao Fu, Junxia Zhang, Zhengqi Lu
图9 亚洲区极涡面积(A)、强度(B)指数与区域性沙尘暴日数年变化对比
Fig.9 Comparison of the annual change of Polar vortex area (A), intensity (B) index in Asia and the number of days of regional sandstorms