One of the worst mass bleaching events in history occurred in 1998 — which was also one of the hottest years on record, and like 2010, an El Nio year.

史上最严重的大规模珊瑚白化事件之一发生于1998年——该年也是有史以来最热的一年，与2010年一样，也是厄尔尼诺现象的一年。

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As predecessors' statistics, El Nio comes out in the second year when the rotation speed of the earth changed sudden slowly.

据前人统计，厄尔尼诺出现于地球自转速度急剧变慢的第二年。

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