Discover the history and ecology of Iowa's Loess Hills. Discover the history and ecology of Iowa's Loess Hills. Road Trip Iowa is available to stream on pbs.org and the free PBS App, available on ...

What do glaciers and the Sahara Desert have in common? Both are sources of silt-size particles that interact with wind, sand, and vegetation to form loess deposits. Deflation, the lifting and removal ...

Seen from a distance, Iowa's Loess Hills may appear little different from other rolling countryside in the state. But spend an hour, a day, or a week exploring them, and the region's unique character ...

Loess deposits, composed predominantly of wind‐blown silt, together with their intercalated palaeosol sequences, constitute one of the most significant terrestrial archives for reconstructing ...

The ancient highland area in north-central China has been dubbed the “cradle of Chinese civilization”. The moniker owes to it being the source of the Yellow River, the country’s second longest natural ...

Each day, bullet trains speed across the desolate loess landscape of northwestern China to deliver thousands of pilgrims to the self-styled "holy site" of Chinese Communism -- the former revolutionary ...

Learn about the origins of Iowa's unique Loess landscape through painting. Learn about the origins of Iowa's unique Loess landscape through painting. Road Trip Iowa is available to stream on pbs.org ...

Terraced fields spreading across the Loess Plateau in Linfen, one of the highly recommended destinations in Shanxi province.ZHU XINGXIN/CHINA DAILY/LI YU/LI XIANJUN/FOR CHINA DAILY Shanxi is located ...

YAN'AN, China Each day, bullet trains speed across the desolate loess landscape of northwestern China to deliver thousands of pilgrims to the self-styled "holy site" of Chinese communism -- the former ...