Reforestation Eesearch (IMAGE) Smithsonian Tropical Research Institute Caption Diogenes Ibarra measures the growth of native tree saplings to see how they perform in different environmental settings in Panama. Credit STRI archives Usage Restrictions Credit: STRI 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.