They predict there is a greater than 90% probability that by 2100, the average growing-season temperature in the tropics and subtropics will be higher than any temperature recorded there to date.

【翻译】他们预测，有一个大于90%的概率是：到2100年在热带和亚热带地区中，植物生长期的平均气温将高于迄今为止的任何温度记录。