基于SPEI的广东省近50 a干旱时空特征

余兴湛, 蒲义良, 康伯乾

Spatial-temporal characteristics of drought in recent 50 years in Guangdong Province based on SPEI

YU Xingzhan, PU Yiliang, KANG Boqian

图5 1971—2020年广东省年尺度SPEI的ESMD的模态分量及趋势余量年际变化

Fig.5 The annual variation of modal components and trend margin of ESMD decomposition of annual scale SPEI in Guangdong Province during 1971-2020