2006年09月12日
ENS英格蘭,挪利其報導;蘇家億編譯;蔡麗伶、陳瑞賓審校
Climate Change May Have Sparked Civilization
Early civilizations emerged primarily because of severe climate change, according to new research released today. Natural changes to the climate diminished natural resources and forced previously transient people into close proximity in areas where water and productive land was still available, the study's author said.