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

表3 旱涝急转强度等级划分

Tab. 3 Categories of drought-flood transition severity

旱涝急转强度 K 轻度 1.0 ≤ K < 2.0 中度 2.0 ≤ K < 3.0 重度 3.0 ≤ K