National Geographic : 1945 Jun
© National Geographic Society Kodachrome byWalter C.Lowdermilk Many Generations of Chinese Farmers Have Benched These Highlands Southeast ofHwakialing Though their toil has reduced erosion to some extent, gullies, mostly along field boundaries, are eating headward up slopes. Contour cultivation and bank channels would help. Concealed by groupings of trees are five villages where the people live in caves cut into the loess. These homes are cool insummer and warm inwinter.