Researchers Measure the Trees Diameters across Brazil, Peru and Bolivia (image) University of Oxford Share Print E-Mail Caption Researcher on ladder measures tree diameters in Tambopata National Park, Peru, soon after the 2010 drought. This was one of 13 plots across Brazil, Peru and Bolivia that was monitored closely for a week every month in a coordinated effort. Credit Jake Bryant Usage Restrictions Image to be used with an appropriate caption (see above) Share Print E-Mail 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.