Overgrazing in Mongolia (image) Oregon State University Caption Growing populations of sheep and goats has led to serious degradation of the Mongolian Steppe grasslands. Exposed soils and lack of mature grass show land that is transitioning to desert. Credit (Photo courtesy of Oregon State University) Usage Restrictions None 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.