萨满教文化圈是世界上出现最早的一个文化圈，它分布在包括中国东北地区和北欧北部地区在内的广大亚欧大陆北部。

Shamanism is an earliest culture circle in the world which distributed in the northern Asia - Europe continent including the northeast of China and the northern part of north Europe.

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目前，中国有四分之一的陆地是沙漠，主要集中在西部和北部地区。并且沙漠面积还以每年5千平方公里的速度在不断地扩大。

Currently, a quarter of China is desert, an area that is expanding by around 5,000 square kilometres a year, north and west.

youdao

目前，中国有四分之一的陆地是沙漠，主要集中在西部和北部地区。并且沙漠面积还以每年5千平方公里的速度在不断地扩大。

Currently, a quarter of China is desert, an area that is expanding by around 5,000 square kilometres a year, north and west.

youdao