Fox: Caral, the Americas' oldest civilization, located north of present day Lima, Peru, faced a grave crisis as a result of climate change some 4,000 years ago, archaeologists said.
"Droughts were so severe that they could have lasted between 60 and 130 years, which could explain why there were social crises in (civilizations like) Caral, Moche and Tiahuanaco," archaeologist Ruth Shady, director of the Caral Project, told Efe.
Women played leading roles in Caral and a team led by Shady has been...