A gas analyzer (IMAGE) Penn State Caption A gas analyzer connected to a vented static chamber used in this study to measure nitrous oxide emissions from a research plot. Credit Sailesh Sigdel/Penn State Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.