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Warm oceans helped first human migration from Asia to North America（图）
Warm oceans first human migration Asia to North America
2020/12/31
New research reveals significant changes in the circulation of the North Pacific Ocean and their impact on the initial migration of humans from Asia to North America.The U.S. National Science Fou...
A Perspective on the Current Situation in West Asia and North Africa
Arab Revolts Egypt Geopolitics Iranian Nuclear Program Middle East Transformation
2015/8/20
The unrest in West Asia and North Africa has lasted for four years, and the situation has become increasingly complicated. The dire situation in Egypt, the changes between moderate and radical Islam, ...
The Upheaval in West Asia and North Africa:A Constructed New Viewpoint of World Security
Dramatic Political Changeovers in West Asia and North Africa China Overseas Interests New Viewpoint of Security
2015/8/20
The Arab political transformations originally occurring in early 2011 are posing negative impact over China’s overseas interests in the Middle East region, including those related to its trade with th...
Seed Plant Species Pools：the Development of Species Richness in Eastern Asia and North America
North America Eastern Asia Species Richness Seed Plant
2009/9/23
Great species richness in eastern Asia is the effect of a long history with low extinction and speciati0n
rates,while great richness in northwestern North Am erica is due to recent rapid speciati0n
...