Levi Moxness, GeoCorps (image) Geological Society of America Share Print E-Mail Caption This is GeoCorps participant Levi Moxness, National Park Service, Badlands National Park. Credit GSA GeoCorpsTM America program. Usage Restrictions Credit to GSA's GeoCorps America program. 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.