Iowa farmland (IMAGE) University of Iowa Caption A new study from the University of Iowa examines the flood risk for farmland in Iowa, one of the richest agricultural regions in the world. Credit Justin Torner, University of Iowa Usage Restrictions None. License Original 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.