Entiat Experimental Forest (2 of 2) (IMAGE) Washington State University Caption Another area of the Entiat that was left to regrow without intervention. Credit Photos courtesy of USDA Forest Service. Usage Restrictions None License Licensed 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.