2022年南极3∙18爆发性增温事件及其可能原因
丁明虎, 效存德, 秦大河

Explosive warming event in Antarctica on 18 March 2022 and its possible causes
图5 南极Dome A站、Dome C站和Vostok站极端温度事件强度(a,b,e,f)和频率变化(c,d,g,h)
注:极端高温事件的强度和频率分别用最大日最高气温和暖日指数来表征;极端低温事件的强度和频率分别用最小日最低气温和冷夜指数来表征,且最小日最低气温越来越高,代表极端低温事件的强度降低。
Fig. 5 The variations of intensity (a, b, e, f) and frequency (c, d, g, h) of extreme temperature event at Dome A, Dome C and Vostok stations