数千年来，我们人类一直对地球进行自己的设计。人类为了维持自身的生存重塑了这个星球，如今地球上只有不到四分之一的非冰冻陆地还未受到人类聚居地、农业和其他基础设施的直接影响（图1）。随着气候变化加剧以及通过贸易和交通在世界各地产生的人流物流的不断增加，全 ...

The woolly mammoth has become the poster child for ice-preserved creatures. Some of the most well-preserved specimens have been found in Siberia, with their hair ... Revelations and Future Discoveries ...

Siberia, and North America. There are two varieties: tundra reindeer and forest (or woodland) reindeer. The reindeer of the tundra migrate in numbers of up to hundreds of thousands covering as much as ...