Humans live in almost every land environment, from tropical forests and savannas to steppes, deserts, high mountains and Arctic tundra. Clothing, fire and shelter allowed them to settle in very different climates. Today more than half of all people live in cities, the rest in rural areas.
栖息地人类
在这里我们介绍人类的栖息地,以及他适宜的环境条件。
人类:它是怎样的