Barley continues to be the staple diet of people living in this Dolpo Valley of Nepal, a harsh environment at 4.000 meters above sea level.

How barley reached China: A story of food globalization

First domesticated 10,000 years ago in the Fertile Crescent of the Middle East, wheat and barley took vastly different routes to China, with barley switching from a winter to both winter and summer crop during a thousand-year detour along the southern Tibetan Plateau, suggests new research from Washington University in St. Louis.