translation.en: The Texas, Oklahoma, Mexico heatwave and drought last year, Moscow the year before and Europe in 2003, were all exceptional events, more than three standard deviations outside the norm.
translation.zh: 去年发生在德州、俄克拉荷马州和墨西哥的 热潮与干旱， 去年的莫斯科热潮 和2003年的欧洲热潮 都是不正常的现象， 这些事情的概率超过了正常值3个标准差。