translation.en: Now, Africa is the most tropical continent on the planet -- about 85 percent of it lies between Cancer and Capricorn -- and there aren't a lot of glaciers here, except on the high mountains here in East Africa.
translation.zh: 那时，非洲是整个星球上最热带的大陆 — 大约百分之八十五处在巨蟹和摩羯座之间， 也没有什么冰河， 除了在东非的一些高山上。