Brazil Survey (IMAGE) University of Washington Caption Members of the Surui tribe in Brazil test Open Data Kit as a tool to raise awareness of illegal logging on their lands. The tribe also plans to use the tool to take an inventory of its forests so it can participate in global carbon markets. Credit Carl Hartung, University of Washington Usage Restrictions Can use with credit. 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.