基于气象旱涝指数的旱涝急转事件识别方法
杨家伟,陈华,侯雨坤,赵英,陈启会,许崇育,陈杰

A method to identify the drought-flood transition based on the meteorological drought index
YANG Jiawei,CHEN Hua,HOU Yukun,ZHAO Ying,CHEN Qihui,XU Chongyu,CHEN Jie
图8 1961-2017年长江流域旱涝急转事件频率(a)与强度(b)的空间分布
Fig. 8 Spatial distribution of drought-flood transition characteristics in the Yangtze River Basin during 1961-2017: (a) frequency, (b) severity