Standing on a Loess Plateau Ridge (image) University of Arizona Share Print E-Mail Caption Geoscientist Fulong Cai stands on a linear ridge on top of China's Loess Plateau and looks across a river valley at another of the plateau's linear ridges. The high hills in the far background are on the edge of the plateau, which drops about 1,300 feet (400 meters) to the Mu Us Desert to the northwest. Credit Paul Kapp/ University of Arizona Department of Geosciences Usage Restrictions This photo may be used only to illustrate a story about the research described in the release, How Wind Sculpted Earth's Largest Dust Deposit. Photo credit must be included. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.