中国北方20213月中旬持续性沙尘天气的特征及其成因
杨晓军, 张强, 叶培龙, 秦豪君, 徐丽丽, 马莉, 巩崇水

Characteristics and causes of persistent sand-dust weather in mid-March 2021 over Northern China
Xiaojun Yang, Qiang Zhang, Peilong Ye, Haojun Qin, Lili Xu, Li Ma, Chongshui Gong
图2 2021年2月MOD13植被指数与2000年2月MOD13植被指数的差值
Fig.2 The difference between the MOD13 vegetation index in February 2021 and the MOD13 vegetation index in February 2000