People Lived in Chilly Andean Highlands Year-Round Over 7,000 Years Ago

By Karen Nikos-Rose

A summer hike at 13,000 feet (4,000 meters) is challenging given the lack of oxygen, frigid temperatures, and exposure to elements. Now imagine living year-round at high elevation without your high-tech gear or modern foods.

High-altitude plateaus are challenging places to live, but archaeologists have found hunter-gatherers colonized the Andean Highlands 7,000 years ago. Photo by Lauren A. Hayes

Scientists debate whether early human populations could have done so, but a new UC Davis study confirms that intrepid hunter-gatherers—women, men, and children—called the Andean highlands home over 7,000 years ago.