Windstorm on the Loess Plateau (IMAGE) University of Arizona Caption During a windstorm on China's Loess Plateau, geoscientist Fulong Cai uses a plastic bag as a wind sock to show that the wind blows parallel to the linear ridge he and Wang Zhao are standing on. Roads in this area run along the ridges. 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. License Licensed content 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.