Desert Steppes in Yol Valley in Mongolia (IMAGE) Society for Industrial and Applied Mathematics Caption This image shows desert steppes in Yol Valley in Mongolia. Credit Photo Credit: Christineg (Source: Dreamstime) Usage Restrictions Include photo credit 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.