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1997—2021年四川省干旱时空变化特征分析
蔡怡亨1,2(), 李帅3(), 张强4, 邓彪1,2, 罗玉1,2, 孙蕊1,2
Spatio-temporal variation of drought in Sichuan Province from 1997 to 2021
CAI Yiheng1,2(), LI Shuai3(), ZHANG Qiang4, DENG Biao1,2, LUO Yu1,2, SUN Rui1,2

图7. 1997—2021年四川省年累积MCIm距平EOF分解第1(a、c)、第2(b、d)模态空间型(a、b)及时间系数(c、d)

Fig.7. The spatial patterns (a, b) and time coefficients (c, d) of the first (a, c) and second (b, d) modes of annual accumulated MCIm anomaly decomposed by EOF in Sichuan Province from 1997 to 2021