Culturally appropriate food shifts (IMAGE) University of Delaware Caption This photograph was taken before recent coronavirus mitigation rules were put in place. A new paper from the University of Delaware’s Dongyang Wei (left) and Kyle Davis (right) investigates how staple grains can be used as an effective food group for dietary shifts that can be culturally appropriate as well as environmentally sustainable. Credit Photo by Kopo Oromeng Usage Restrictions No restrictions. License Public Domain 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.