Colorado River Delta Restoration Site (image) University of Arizona Caption The cottonwood and willow trees planted since 2014 at the Miguel Aleman restoration site on the Colorado River Delta form the curved ribbon of dark green along abandoned back channel of the Colorado River. Credit Ernesto García Arvizu, Universidad Autónoma de Baja California Usage Restrictions The photo may only be used to illustrate a story about the research described in the accompanying news release, "Colorado River Delta Report Provides Restoration Road Map." Please make sure to credit the photo as requested. Do not post this photo independent of the story. 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.